{"title":"400L Electric Hot Water Systems","description":"\u003cstyle\u003e\n#hwo400LElectric,#hwo400LElectric *{box-sizing:border-box}\n#hwo400LElectric{--r:#F04C36;--rd:#D93425;--o:#FF9F1C;--ink:#151515;--mut:#6F6F6F;--soft:#FFF6F2;--cream:#FFFBF8;--line:rgba(240,76,54,.24);width:100%;color:var(--ink);font:400 16px\/1.56 \"Titillium Web\",Arial,sans-serif}\n#hwo400LElectric h2,#hwo400LElectric h3,#hwo400LElectric h4{font-family:\"Fjalla One\",Arial,sans-serif;font-weight:400;color:var(--ink)}\n#hwo400LElectric h2{margin:0;font-size:36px;line-height:1.08;text-transform:uppercase}\n#hwo400LElectric h3{margin:0;font-size:25px;line-height:1.14}\n#hwo400LElectric h4{margin:0;font-size:18px;line-height:1.18}\n#hwo400LElectric p{margin:9px 0 0;color:#555;font-size:13px;line-height:1.68}\n.e400-wrap{max-width:1200px;margin:0 auto;padding:42px 18px 56px}\n.e400-top{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 10px 28px rgba(45,20,14,.05)}\n.e400-head{padding:24px 24px 22px;background:linear-gradient(135deg,var(--o) 0%,var(--r) 72%,var(--rd) 100%);color:#fff}\n.e400-eye{display:inline-flex;align-items:center;gap:8px;margin:0 0 8px;padding:5px 9px;border:1px solid rgba(255,255,255,.3);border-radius:999px;background:rgba(120,28,18,.14);color:#fff;font-size:9px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}\n.e400-eye:before{content:\"\";width:7px;height:7px;border-radius:50%;background:#fff}\n.e400-head h2{color:#fff}.e400-head p{max-width:900px;color:rgba(255,255,255,.9);font-size:13px}\n.e400-body{padding:20px 22px 22px}\n.e400-proof{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}\n.e400-proof\u003ediv{padding:12px 13px;border:1px solid #EFE4E0;border-radius:9px;background:#FFF9F6}\n.e400-proof strong{display:block;font:400 17px\/1.1 \"Fjalla One\",Arial,sans-serif}\n.e400-proof span{display:block;margin-top:3px;color:var(--mut);font-size:9.5px;line-height:1.38}\n.e400-section{margin-top:36px}\n.e400-kicker{display:block;margin-bottom:5px;color:var(--r);font-size:9px;font-weight:500;letter-spacing:.05em;text-transform:uppercase}\n.e400-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:14px}\n.e400-card{padding:18px;border:1px solid #EEE4E0;border-radius:11px;background:#fff}\n.e400-card:nth-child(odd){border-top:4px solid var(--o)}\n.e400-card:nth-child(even){border-top:4px solid var(--r)}\n.e400-card p{font-size:11.5px;line-height:1.55}\n.e400-table-wrap{margin-top:14px;border:1px solid #EEE4E0;border-radius:11px;overflow:auto;background:#fff}\n.e400-table{width:100%;border-collapse:collapse;min-width:700px}\n.e400-table th,.e400-table td{padding:11px 13px;border-bottom:1px solid #EFE7E4;text-align:left;vertical-align:top}\n.e400-table th{background:#FFF9F6;color:var(--mut);font-size:8.5px;font-weight:500;letter-spacing:.04em;text-transform:uppercase}\n.e400-table td{font-size:11px;line-height:1.45}\n.e400-table tr:last-child td{border-bottom:0}\n.e400-callout{margin-top:14px;padding:16px 18px;border-left:4px solid var(--r);border-radius:0 9px 9px 0;background:#FFF8F4}\n.e400-callout strong{display:block;font:400 18px\/1.1 \"Fjalla One\",Arial,sans-serif}\n.e400-callout p{font-size:11px;line-height:1.5}\n.e400-faq-top{margin-top:40px;padding:20px;border-radius:11px;background:linear-gradient(135deg,var(--o) 0%,var(--r) 72%,var(--rd) 100%);color:#fff}\n.e400-faq-top h2{color:#fff;font-size:31px}\n.e400-faq-top p{max-width:850px;color:rgba(255,255,255,.88);font-size:11.5px}\n.e400-faq{margin:8px 0 0;border:1px solid #EEE3DF;border-radius:9px;overflow:hidden;background:#fff}\n.e400-faq summary{position:relative;list-style:none;display:block;padding:13px 42px 13px 14px;cursor:pointer;font-size:12px;font-weight:500;line-height:1.4}\n.e400-faq summary::-webkit-details-marker{display:none}\n.e400-faq summary:after{content:\"+\";position:absolute;right:15px;top:50%;transform:translateY(-50%);color:var(--r);font:400 21px\/1 \"Fjalla One\",Arial,sans-serif}\n.e400-faq[open] summary:after{content:\"−\"}\n.e400-faq[open] summary{background:#FFF9F6}\n.e400-answer{padding:0 14px 14px;color:#5C5C5C;font-size:11.5px;line-height:1.55}\n@media(max-width:800px){.e400-proof,.e400-grid{grid-template-columns:1fr}}\n@media(max-width:620px){.e400-wrap{padding:32px 14px 42px}.e400-head{padding:20px 16px}.e400-body{padding:16px}#hwo400LElectric h2{font-size:30px}}\n\u003c\/style\u003e\n\n\u003csection id=\"hwo400LElectric\"\u003e\n  \u003cdiv class=\"e400-wrap\"\u003e\n\n    \u003cdiv class=\"e400-top\"\u003e\n      \u003cdiv class=\"e400-head\"\u003e\n        \u003cdiv class=\"e400-eye\"\u003eExtra-Large Electric Storage\u003c\/div\u003e\n        \u003ch2\u003e400L Electric Hot Water Systems\u003c\/h2\u003e\n        \u003cp\u003eExplore 400L electric hot water systems for high-demand households and longer controlled-load heating gaps. Compare tank dimensions, element rating, single or twin-element options, off-peak suitability and replacement fit before choosing a 400-litre electric storage water heater.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"e400-body\"\u003e\n        \u003cdiv class=\"e400-proof\"\u003e\n          \u003cdiv\u003e\n\u003cstrong\u003e400L Storage\u003c\/strong\u003e\u003cspan\u003eLarge stored reserve for genuinely high hot-water demand and repeated back-to-back use.\u003c\/span\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cstrong\u003eBuilt for Long Heating Gaps\u003c\/strong\u003e\u003cspan\u003eExtra capacity can suit homes that rely heavily on controlled-load or off-peak heating.\u003c\/span\u003e\n\u003c\/div\u003e\n          \u003cdiv\u003e\n\u003cstrong\u003eLarge Replacement Footprint\u003c\/strong\u003e\u003cspan\u003eCheck height, diameter, access path, weight, element setup and connections carefully.\u003c\/span\u003e\n\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eCapacity-Focused Collection\u003c\/span\u003e\n      \u003ch3\u003eWhat Is a 400L Electric Hot Water System?\u003c\/h3\u003e\n      \u003cp\u003eA 400L electric hot water system is a large residential storage water heater with a nominal tank capacity of around 400 litres. Electric elements heat the stored water and thermostats control the heating cycle.\u003c\/p\u003e\n      \u003cp\u003eThis capacity is generally considered where household demand is genuinely high, where a 315L system does not provide enough reserve or where long controlled-load heating gaps make extra stored hot water valuable.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eWho 400L Suits\u003c\/span\u003e\n      \u003ch3\u003eWhen Does a 400L Electric Hot Water System Make Sense?\u003c\/h3\u003e\n\n      \u003cdiv class=\"e400-grid\"\u003e\n        \u003cdiv class=\"e400-card\"\u003e\n          \u003ch4\u003eHigh-Demand Households\u003c\/h4\u003e\n          \u003cp\u003eA 400L tank can suit homes with substantial daily hot-water use across showers, baths, sinks and other fixtures.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"e400-card\"\u003e\n          \u003ch4\u003eMultiple Back-to-Back Showers\u003c\/h4\u003e\n          \u003cp\u003eThe extra stored reserve can help where several people shower close together before the tank has time to recover.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"e400-card\"\u003e\n          \u003ch4\u003eBaths \u0026amp; High-Flow Fixtures\u003c\/h4\u003e\n          \u003cp\u003eLarge baths and high-flow showers can use stored hot water quickly, making additional capacity useful.\u003c\/p\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"e400-card\"\u003e\n          \u003ch4\u003eLong Controlled-Load Gaps\u003c\/h4\u003e\n          \u003cp\u003eA larger tank can store more hot water during the available heating period and carry the household further between cycles.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eCapacity \u0026amp; Recovery\u003c\/span\u003e\n      \u003ch3\u003e400L Tank Size vs Element Recovery\u003c\/h3\u003e\n      \u003cp\u003eA 400L cylinder provides a large amount of stored water, but it also takes more energy and time to heat from cold. Element rating therefore becomes particularly important on a tank of this size.\u003c\/p\u003e\n      \u003cp\u003eA lower-kW element can take considerably longer to fully recover a 400L tank than a higher approved element configuration. Compare the heating arrangement, available tariff window and household usage pattern together.\u003c\/p\u003e\n\n      \u003cdiv class=\"e400-callout\"\u003e\n        \u003cstrong\u003e400L should solve a real capacity requirement.\u003c\/strong\u003e\n        \u003cp\u003eIf a 315L system already covers normal household demand, moving to 400L can add unnecessary size, filled weight and standing heat loss. Choose 400L because the extra reserve is needed, not simply because there is room for it.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eElement Options\u003c\/span\u003e\n      \u003ch3\u003eWhat Element Size Does a 400L Electric Hot Water System Use?\u003c\/h3\u003e\n      \u003cp\u003eElement ratings vary between manufacturers and model configurations. Large electric storage systems may be offered with different approved element sizes to suit recovery requirements and electrical supply arrangements.\u003c\/p\u003e\n      \u003cp\u003eWhen replacing an existing 400L unit, confirm the current element rating and circuit capacity before changing configuration. A different kW option may require electrical changes.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eSingle vs Twin Element\u003c\/span\u003e\n      \u003ch3\u003eDo 400L Electric Hot Water Systems Come in Twin Element?\u003c\/h3\u003e\n      \u003cp\u003eSelected 400L systems are available with twin elements. The lower element can provide the main tank heating, while an upper boost element can reheat the top portion of the cylinder more quickly when stored hot water has been heavily used.\u003c\/p\u003e\n      \u003cp\u003eThis can be useful on large tanks where full recovery takes time and where the electrical and tariff arrangement supports a separate boost function.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eControlled Load \u0026amp; Off-Peak\u003c\/span\u003e\n      \u003ch3\u003eIs 400L Suitable for Off-Peak Electric Hot Water?\u003c\/h3\u003e\n      \u003cp\u003eLarge 400L cylinders are well suited to applications where significant hot-water storage is required between controlled-load heating periods. The tank can heat when lower-cost supply is available and hold that energy for later household use.\u003c\/p\u003e\n      \u003cp\u003eThe tank still needs enough heating time to recover before the controlled-load window ends. Element rating, starting water temperature and household usage all affect whether the available window is sufficient.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003ePhysical Size\u003c\/span\u003e\n      \u003ch3\u003eHow Much Space Does a 400L Electric Hot Water System Need?\u003c\/h3\u003e\n      \u003cp\u003eA 400L cylinder is physically large and becomes very heavy when full. Check total height, diameter, base footprint, structural support, service access and the route required to move the tank into position.\u003c\/p\u003e\n      \u003cp\u003eRestricted side access, low eaves, narrow gates, internal doorways or elevated locations can make a 400L replacement more difficult even when the final installation area itself is large enough.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eBuying Guide\u003c\/span\u003e\n      \u003ch3\u003eWhat to Compare Between 400L Electric Hot Water Systems\u003c\/h3\u003e\n\n      \u003cdiv class=\"e400-table-wrap\"\u003e\n        \u003ctable class=\"e400-table\"\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth\u003eFeature\u003c\/th\u003e\n              \u003cth\u003eWhy it matters\u003c\/th\u003e\n              \u003cth\u003eWhat to check\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eTank capacity\u003c\/td\u003e\n              \u003ctd\u003eDetermines the stored hot-water reserve.\u003c\/td\u003e\n              \u003ctd\u003eWhether 400L is genuinely required by household demand.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eElement rating\u003c\/td\u003e\n              \u003ctd\u003eStrongly affects full-tank recovery time.\u003c\/td\u003e\n              \u003ctd\u003eApproved kW option and compatibility with the existing circuit.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eSingle or twin element\u003c\/td\u003e\n              \u003ctd\u003eChanges recovery behaviour after heavy use.\u003c\/td\u003e\n              \u003ctd\u003eWhether an upper boost element is useful for the household and tariff setup.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eDimensions\u003c\/td\u003e\n              \u003ctd\u003e400L systems require substantial space.\u003c\/td\u003e\n              \u003ctd\u003eHeight, diameter, base footprint, service clearance and access path.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eFilled weight\u003c\/td\u003e\n              \u003ctd\u003eA large tank becomes very heavy when full.\u003c\/td\u003e\n              \u003ctd\u003eSuitable base and structural support at the installation location.\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003ePressure \u0026amp; connections\u003c\/td\u003e\n              \u003ctd\u003eReplacement plumbing must suit the exact cylinder.\u003c\/td\u003e\n              \u003ctd\u003ePTR, pressure-control requirements and hot\/cold connection positions.\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003e400L vs 315L\u003c\/span\u003e\n      \u003ch3\u003eShould I Choose a 315L or 400L Electric Hot Water System?\u003c\/h3\u003e\n      \u003cp\u003eChoose 315L when it already provides enough reserve for normal household demand. Choose 400L where 315L is consistently marginal because of higher daily use, repeated long showers, regular baths or long gaps between controlled-load heating periods.\u003c\/p\u003e\n      \u003cp\u003eThe additional 85 litres is significant, but so is the increase in tank size and filled weight. The larger system should be justified by real usage.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eReplacement Checklist\u003c\/span\u003e\n      \u003ch3\u003eReplacing an Existing 400L Electric Hot Water System\u003c\/h3\u003e\n      \u003cp\u003eBefore ordering, photograph the old data plate and record the brand, model, dimensions, element rating, single or twin-element configuration, electrical supply, pressure rating and connection positions.\u003c\/p\u003e\n      \u003cp\u003eAlso check access to the installation location. A new 400L cylinder may have a different diameter or height from the old system, making removal and delivery access just as important as the final footprint.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eTank Construction\u003c\/span\u003e\n      \u003ch3\u003eVitreous Enamel vs Stainless-Steel 400L Electric Hot Water\u003c\/h3\u003e\n      \u003cp\u003eLarge electric water heaters may use vitreous-enamel-lined steel or stainless-steel construction depending on the range. These materials use different corrosion-protection approaches and can have different water-quality requirements.\u003c\/p\u003e\n      \u003cp\u003eCompare the exact warranty, water-quality limits, maintenance requirements and system weight rather than choosing only from the cylinder material.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-section\"\u003e\n      \u003cspan class=\"e400-kicker\"\u003eWhen 400L Is Too Large\u003c\/span\u003e\n      \u003ch3\u003eCan a 400L Electric Hot Water System Be Oversized?\u003c\/h3\u003e\n      \u003cp\u003eYes. If the household only uses a modest amount of hot water, a 400L tank may store far more heated water than required. That means a larger physical footprint and more standing heat loss than a correctly sized smaller cylinder.\u003c\/p\u003e\n      \u003cp\u003eIf the main reason for considering 400L is that a smaller system runs out, first confirm the existing elements, thermostat and heating schedule are operating correctly before assuming extra storage is necessary.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdiv class=\"e400-faq-top\"\u003e\n      \u003cdiv class=\"e400-eye\"\u003e400L Electric FAQ\u003c\/div\u003e\n      \u003ch2\u003e400L Electric Hot Water Questions\u003c\/h2\u003e\n      \u003cp\u003eCommon questions specifically about 400-litre electric storage capacity, recovery, off-peak use, twin elements, physical size and replacement suitability.\u003c\/p\u003e\n    \u003c\/div\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eWho needs a 400L electric hot water system?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eA 400L system is most suitable where hot-water demand is genuinely high, such as repeated back-to-back showers, regular bath use or long periods between controlled-load heating cycles.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eIs a 400L electric hot water system enough for a large family?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eIt can provide substantial reserve, but suitability still depends on shower duration, bath use, fixture flow, heating schedule and element recovery rather than household size alone.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eHow long does a 400L electric hot water system take to heat?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eHeating time depends heavily on element rating, incoming water temperature and thermostat setting. Because the tank is large, full recovery can take significantly longer with lower-kW elements.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eCan a 400L electric hot water system run on off-peak power?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eYes. Large storage is commonly suited to controlled-load operation because it can hold more hot water between heating periods. The heating window still needs to be long enough for the chosen element configuration.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eDo 400L electric hot water systems come in twin element?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eSelected models do. Twin-element systems can provide upper-tank boost recovery during unusually heavy demand, but availability and electrical requirements vary by model.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eShould I choose 315L or 400L electric hot water?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eChoose 315L when it comfortably meets normal demand. Consider 400L when the household genuinely needs the extra reserve and the larger tank suits the available space, access and electrical arrangement.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eAre all 400L electric hot water systems the same dimensions?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eNo. Height, diameter, base footprint and connection locations vary between brands and models. Check the exact product dimensions and delivery access before ordering.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eHow heavy is a 400L hot water system when full?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eThe filled system includes roughly 400kg of water plus the weight of the cylinder itself. Check the exact product weight and make sure the installation base or structure is suitable.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eCan a 400L electric hot water system be too big?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eYes. If household demand is modest, a 400L tank can add unnecessary size and standing heat loss. The capacity should be selected around real hot-water use.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails class=\"e400-faq\"\u003e\n      \u003csummary\u003eWhat should I check before buying a replacement 400L electric hot water system?\u003c\/summary\u003e\n      \u003cdiv class=\"e400-answer\"\u003eCheck the old model, dimensions, access path, element rating, single or twin-element setup, electrical supply, pressure rating, connection positions and whether 400L is still appropriate for current demand.\u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\u003c\/section\u003e\n","products":[{"product_id":"rinnai-400l-electric-s-e-3-6kw","title":"Rinnai 400L Electric Hot Water System","description":"\u003ch1\u003eRinnai Hotflo 400L Electric Hot Water System\u003c\/h1\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Hot Water System is available online from Hot Water Outlet as a supply-only electric storage water heater with metro delivery available in selected areas Australia wide.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the Rinnai Hotflo 400L as a supply-only hot water system and request assistance arranging installation quotes after purchase through licensed local installers in selected metro regions.\u003c\/p\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L electric storage water heater is the largest-capacity model in the Rinnai Hotflo electric storage range, designed for large families and high-demand households that need an abundant stored hot water supply. With 420L rated capacity, vitreous enamel lined steel tank, inbuilt anode protection, single or twin element configuration options, dual handed connections, internal or external installation suitability and a 10-year cylinder warranty, it is a strong choice for replacing an older large electric hot water system.\u003c\/p\u003e\n\u003ch2\u003eAbout the Rinnai Hotflo 400L Electric Water Heater\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Hot Water System is designed for big households that need reliable stored hot water without loss of pressure.\u003c\/p\u003e\n\u003cp\u003eRinnai positions the Hotflo 400L as the highest-capacity electric storage tank in the Hotflo range, making it a practical option for larger Australian families, shared homes, rental properties and homes with high daily hot water demand.\u003c\/p\u003e\n\u003cp\u003eAlthough commonly referred to as a 400L electric hot water system, the listed rated capacity is 420L. This gives the system a large stored hot water reserve for homes where multiple showers, laundry use and kitchen hot water demand can occur close together.\u003c\/p\u003e\n\u003ch2\u003eBuy Rinnai Hotflo 400L Supply Only\u003c\/h2\u003e\n\u003cp\u003eOrder the Rinnai Hotflo 400L Electric Hot Water System online from Hot Water Outlet with metro delivery available in selected areas across Australia.\u003c\/p\u003e\n\u003cp\u003eThis option is ideal if you already have a licensed plumber or electrician arranged and only need the unit supplied.\u003c\/p\u003e\n\u003cp\u003eThe supply-only product price includes the hot water system itself.\u003c\/p\u003e\n\u003cp\u003eInstallation, old system removal, disposal, valve kits, electrical work, plumbing alterations, compliance upgrades and additional site requirements are not included unless separately quoted.\u003c\/p\u003e\n\u003cp\u003eSupply-only is best for customers searching for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai Hotflo 400L price\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai Hotflo 400L electric hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai EHFA400 electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai 400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai Hotflo 400L supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric hot water system supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRinnai electric water heater for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge family electric hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Quotes Available After Purchase\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet does not directly provide installation services.\u003c\/p\u003e\n\u003cp\u003eAfter purchasing the Rinnai Hotflo 400L Electric Hot Water System, customers in selected metro areas may request assistance arranging installation quotes through licensed local plumbers and electricians.\u003c\/p\u003e\n\u003cp\u003eInstallation quote availability depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eservice location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einstaller availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eexisting system type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eaccess requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional installation costs may apply for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003evalve upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003epipework alterations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edifficult access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebase preparation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eold system removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edisposal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRinnai Hotflo 400L Delivery Brisbane\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rinnai Hotflo 400L Electric Hot Water System in selected Brisbane areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online and request assistance arranging installation quotes after purchase where available.\u003c\/p\u003e\n\u003ch2\u003eRinnai Hotflo 400L Delivery Gold Coast\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rinnai Hotflo 400L Electric Hot Water System in selected Gold Coast service areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase online and organise installation separately or request help arranging installation quotes after purchase.\u003c\/p\u003e\n\u003ch2\u003eRinnai Hotflo 400L Delivery Sydney\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rinnai Hotflo 400L Electric Hot Water System in selected Sydney metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online with installation quote assistance available after purchase in selected locations.\u003c\/p\u003e\n\u003ch2\u003eRinnai Hotflo 400L Delivery Melbourne\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rinnai Hotflo 400L Electric Hot Water System in selected Melbourne metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the system online and request help arranging installation quotes after delivery.\u003c\/p\u003e\n\u003ch2\u003eIs the Rinnai Hotflo 400L Right for Your Home?\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Hot Water System may be suitable if you are replacing a large electric storage water heater and want the biggest capacity option in the Rinnai Hotflo electric storage range.\u003c\/p\u003e\n\u003cp\u003eIt is commonly suited to larger family homes, shared homes, high-use households, rental properties, investment properties and homes with very high daily hot water demand.\u003c\/p\u003e\n\u003cp\u003eSuitability depends on household size, shower length, hot water habits, climate, tariff setup, fixture flow rates, available installation space, plumbing condition, electrical connection and the ability of the existing location to suit a large tank.\u003c\/p\u003e\n\u003cp\u003eThis system may suit you if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eyou are replacing an existing large electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want a 400L-class electric hot water unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou need the largest capacity in the Rinnai Hotflo electric storage range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has high daily hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has around 8 or more people depending on usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want single or twin element configuration options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want a vitreous enamel lined steel tank\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want inbuilt anode protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou need internal or external installation suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour property has suitable access and installation space\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour plumbing and electrical setup are suitable for the selected installation option\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou prefer supply-only purchase flexibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExtra work may be required if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ethe system is being moved to a new location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eexisting valves are old, missing or non-compliant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eextra pipework or drainage changes are needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical upgrades are required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eaccess is restricted\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ea compliant base, tray, drainage or insulation is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ethe old system needs additional removal or disposal work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ethe selected element rating does not match the existing electrical setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ethe existing water pressure requires valve or pressure control changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ea twin element model requires electrical work to suit the site\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ethe existing location does not suit the larger tank size or filled weight\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features of the Rinnai Hotflo 400L\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e400L-class electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct code EHFA400\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLargest capacity model in the Rinnai Hotflo electric storage range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for larger families and high-demand homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRated capacity of 420L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for around 8 to 9 people in warm climate peak-period use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 8 or more people in cool climate peak-period use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 6 or more people in cool climate off-peak use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVitreous enamel lined steel tank for durability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInbuilt anode protection to help extend tank life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual handed connections for flexible installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePressure temperature relief valve included\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for internal or external installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThermostatically controlled operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic safety temperature shut-off\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle and twin element configurations available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLead free\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard sizing for easier replacement and emergency changeovers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3.6kW and 4.8kW heating element options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e240V 50Hz electrical supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIPX4 ingress protection rating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRp 3\/4 water connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e10-year cylinder warranty under Rinnai warranty terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003cp\u003eBrand: Rinnai\u003cbr\u003eRange: Hotflo Electric Storage\u003cbr\u003eProduct: Rinnai Hotflo 400L Electric Hot Water Storage\u003cbr\u003eProduct Code: EHFA400\u003cbr\u003eSystem Type: Electric Storage Hot Water System\u003cbr\u003eRated Capacity: 420L\u003cbr\u003eCommon Product Class: 400L electric storage\u003cbr\u003eRecommended Household Size: Larger families and very high-demand homes\u003cbr\u003eWarm Climate Peak-Period Suitability: Around 8 to 9 people\u003cbr\u003eCool Climate Peak-Period Suitability: 8 or more people\u003cbr\u003eCool Climate Off-Peak Suitability: 6 or more people\u003cbr\u003eElement Configuration: Single or twin element options available\u003cbr\u003eHeating Elements Available: 3.6kW and 4.8kW\u003cbr\u003eElectrical Supply: AC 240V 50Hz\u003cbr\u003eTank Lining: Vitreous enamel lined steel\u003cbr\u003eAnode Protection: Inbuilt sacrificial anode\u003cbr\u003eInstallation Type: Internal or external installation\u003cbr\u003eWater Connections: Rp 3\/4\u003cbr\u003eConnection Size: 20mm\u003cbr\u003eRelief Valve Setting: 1000 kPa\u003cbr\u003eExpansion Control Setting: 850 kPa\u003cbr\u003eMaximum Water Supply Pressure With ECV: 680 kPa\u003cbr\u003eMaximum Water Supply Pressure Without ECV: 800 kPa\u003cbr\u003eIngress Protection Rating: IPX4\u003cbr\u003eOverall Height: 1840mm\u003cbr\u003eOutlet Height: 1587mm\u003cbr\u003eInlet Height: 237mm\u003cbr\u003eLower Electrical Connection Height: 163mm\u003cbr\u003eTank Diameter: 675mm\u003cbr\u003eEmpty Weight: 96kg\u003cbr\u003eCylinder Warranty: 10 years subject to Rinnai warranty terms\u003c\/p\u003e\n\u003ch2\u003eVitreous Enamel Lined Tank\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L uses a vitreous enamel lined steel tank designed to support long-term durability.\u003c\/p\u003e\n\u003cp\u003eVitreous enamel lining helps protect the steel tank surface from stored hot water conditions. The system also includes inbuilt anode protection, which helps protect the cylinder as part of the tank’s corrosion protection design.\u003c\/p\u003e\n\u003cp\u003eCorrect installation, water pressure control, water quality, valve setup and servicing conditions can all affect hot water system lifespan and warranty outcomes.\u003c\/p\u003e\n\u003ch2\u003eInbuilt Anode Protection\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Water Heater includes inbuilt sacrificial anode protection to help extend the life of the hot water tank.\u003c\/p\u003e\n\u003cp\u003eAnodes are designed to gradually wear over time as part of protecting the cylinder. This makes maintenance and water quality checks important for long-term performance, especially in large storage systems where water quality and operating conditions can have a major effect on service life.\u003c\/p\u003e\n\u003ch2\u003eSingle and Twin Element Options\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L is available in single and twin element configurations.\u003c\/p\u003e\n\u003cp\u003eA single element system is commonly used for standard electric storage replacement and may suit homes connected to suitable off-peak or standard tariff arrangements. A twin element system can provide faster recovery and additional hot water support during peak usage periods where the electrical setup and tariff arrangement suit it.\u003c\/p\u003e\n\u003cp\u003eThe correct option depends on household demand, selected variant, existing wiring, tariff connection and installation requirements.\u003c\/p\u003e\n\u003ch2\u003eInternal or External Installation\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Hot Water System is suitable for internal or external installation where the location is compliant and suitable.\u003c\/p\u003e\n\u003cp\u003eThis gives flexibility for homes replacing an existing indoor or outdoor electric storage system. Installation location still needs suitable access, drainage, ventilation, base support, valve setup, electrical connection and compliance with plumbing and electrical requirements.\u003c\/p\u003e\n\u003cp\u003eBecause this is a large-capacity tank, access, base condition and available working space should be checked carefully before ordering or installation.\u003c\/p\u003e\n\u003ch2\u003eDual Handed Connections\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L includes dual handed connections to allow more flexibility during installation.\u003c\/p\u003e\n\u003cp\u003eThis can make replacement easier because the water connections can better suit different existing plumbing layouts. Dual handed connection options are useful in like-for-like replacement jobs where matching existing pipework can help reduce unnecessary plumbing changes.\u003c\/p\u003e\n\u003ch2\u003eThermostatic Safety Control\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L is thermostatically controlled and includes automatic safety temperature shut-off.\u003c\/p\u003e\n\u003cp\u003eThis helps control stored water temperature and provides added protection as part of the system’s safety design.\u003c\/p\u003e\n\u003ch2\u003e420L Rated Storage Capacity\u003c\/h2\u003e\n\u003cp\u003eThe 420L rated capacity makes this model the largest capacity option in the Rinnai Hotflo electric storage range.\u003c\/p\u003e\n\u003cp\u003eThis size is designed for homes where a smaller 250L or 315L system may not be enough. It can support larger families, shared households, rental properties and homes where hot water use is heavy across showers, laundry and kitchen demand.\u003c\/p\u003e\n\u003cp\u003eFor lower-demand homes, a 250L or 315L model may be more suitable. For households that want maximum stored hot water capacity, the Hotflo 400L is the stronger option.\u003c\/p\u003e\n\u003ch2\u003eHeating Recovery Guide\u003c\/h2\u003e\n\u003cp\u003eThe recovery rate depends on the heating element size, incoming water temperature, thermostat setting, tank condition and power supply type.\u003c\/p\u003e\n\u003cp\u003eAs a general guide for a 50°C temperature rise:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e3.6kW element heats approximately 61.9 litres per hour\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4.8kW element heats approximately 82.5 litres per hour\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA larger element can reheat water faster, but the correct option depends on electrical suitability, tariff setup, household demand and installation requirements.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L Electric Hot Water System can be suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003every high-demand households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshared households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elarger townhouses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einvestment properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectric storage hot water replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einternal or external hot water installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes needing more capacity than a 315L system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with heavy shower, laundry and kitchen hot water use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes needing the largest Hotflo electric storage model\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I buy the Rinnai Hotflo 400L supply only?\u003c\/h3\u003e\n\u003cp\u003eYes. You can buy the Rinnai Hotflo 400L as a supply-only product if you already have a licensed installer arranged.\u003c\/p\u003e\n\u003ch3\u003eDoes Hot Water Outlet install electric hot water systems?\u003c\/h3\u003e\n\u003cp\u003eNo. Hot Water Outlet does not directly provide installation services. Customers may request assistance arranging installation quotes after purchase in selected metro areas.\u003c\/p\u003e\n\u003ch3\u003eCan I get an installation quote after purchasing?\u003c\/h3\u003e\n\u003cp\u003eYes. Customers in selected metro areas may request help arranging installation quotes through licensed local installers after purchasing the system.\u003c\/p\u003e\n\u003ch3\u003eIs delivery available Australia wide?\u003c\/h3\u003e\n\u003cp\u003eMetro delivery is available in selected service areas across Australia. Delivery availability may vary depending on location and product type.\u003c\/p\u003e\n\u003ch3\u003eWhat is the product code for the Rinnai Hotflo 400L?\u003c\/h3\u003e\n\u003cp\u003eThe product code for the Rinnai Hotflo 400L electric storage water heater is EHFA400.\u003c\/p\u003e\n\u003ch3\u003eWhat is the rated capacity?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has a listed 420L rated capacity.\u003c\/p\u003e\n\u003ch3\u003eWhy is it called 400L if the rated capacity is 420L?\u003c\/h3\u003e\n\u003cp\u003eIt is commonly sold as the Rinnai Hotflo 400L electric storage model, while the listed rated capacity is 420L. This places it in the 400L-class large electric storage category.\u003c\/p\u003e\n\u003ch3\u003eHow many people is the Rinnai Hotflo 400L suitable for?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L is designed for larger families and high-demand homes. It is listed for around 8 to 9 people in warm climate peak-period use, 8 or more people in cool climate peak-period use, and 6 or more people in cool climate off-peak use. Actual suitability depends on shower length, usage pattern, tariff setup, climate and household demand.\u003c\/p\u003e\n\u003ch3\u003eCan the Rinnai Hotflo 400L be installed outside?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rinnai Hotflo 400L is suitable for internal or external installation where the location is compliant and suitable.\u003c\/p\u003e\n\u003ch3\u003eIs the Rinnai Hotflo 400L single element or twin element?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L is available in single and twin element configurations.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between single element and twin element?\u003c\/h3\u003e\n\u003cp\u003eA single element system has one heating element and is commonly used for standard electric storage replacement. A twin element system has two heating elements and can provide faster recovery and additional hot water support during peak demand periods where the electrical setup and tariff arrangement are suitable.\u003c\/p\u003e\n\u003ch3\u003eWhat element sizes are available?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L lists 3.6kW and 4.8kW heating element options.\u003c\/p\u003e\n\u003ch3\u003eWhat is the tank lining?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L uses a vitreous enamel lined steel tank.\u003c\/p\u003e\n\u003ch3\u003eDoes the Rinnai Hotflo 400L have an anode?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rinnai Hotflo 400L includes inbuilt anode protection to help extend the life of the hot water tank.\u003c\/p\u003e\n\u003ch3\u003eWhat is the relief valve setting?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has a listed 1000 kPa relief valve setting.\u003c\/p\u003e\n\u003ch3\u003eWhat is the expansion control setting?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has a listed 850 kPa expansion control setting.\u003c\/p\u003e\n\u003ch3\u003eWhat is the maximum water supply pressure?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L lists 680 kPa maximum water supply pressure with an expansion control valve and 800 kPa maximum water supply pressure without an expansion control valve.\u003c\/p\u003e\n\u003ch3\u003eWhat are the dimensions?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has an overall height of 1840mm and a tank diameter of 675mm.\u003c\/p\u003e\n\u003ch3\u003eHow much does the Rinnai Hotflo 400L weigh?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has an empty weight of 96kg.\u003c\/p\u003e\n\u003ch3\u003eWhat is the IP rating?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L has an IPX4 ingress protection rating.\u003c\/p\u003e\n\u003ch3\u003eWhat is the warranty on the Rinnai Hotflo 400L?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L is listed with a 10-year cylinder warranty subject to Rinnai warranty terms and conditions.\u003c\/p\u003e\n\u003ch3\u003eIs the Rinnai Hotflo 400L good for replacing an old electric hot water system?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rinnai Hotflo 400L can be a strong replacement option for selected large electric storage hot water systems, provided the existing location, plumbing, electrical supply, water pressure, access and household hot water demand suit a 400L-class electric storage water heater.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the Rinnai Hotflo 315L and 400L?\u003c\/h3\u003e\n\u003cp\u003eThe Rinnai Hotflo 400L provides more stored hot water than the 315L model and is better suited to very large families, shared households or homes with very high daily hot water use. The 315L model may suit larger households that still need strong capacity but do not require the largest Hotflo electric storage option.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Installed Today","offers":[{"title":"3.6kW*","offer_id":51407326249274,"sku":null,"price":1689.0,"currency_code":"AUD","in_stock":true},{"title":"2.4kW*","offer_id":51407326216506,"sku":null,"price":1729.0,"currency_code":"AUD","in_stock":true},{"title":"1.8kW*","offer_id":51407326183738,"sku":null,"price":1729.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/4963\/8458\/files\/rinnai-400l-electric-hot-water-system-508912.jpg?v=1749277806"},{"product_id":"rheem-400l-electric-s-e-3-6kw","title":"Rheem 400L Electric Hot Water System","description":"\u003ch1\u003eRheem 400L Electric Hot Water System\u003c\/h1\u003e\n\u003cp\u003eThe Rheem 400L Electric Hot Water System is available online from Hot Water Outlet as a supply-only electric storage water heater with metro delivery available in selected areas Australia wide.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the Rheem 400L as a supply-only hot water system and request assistance arranging installation quotes after purchase through licensed local installers in selected metro regions.\u003c\/p\u003e\n\u003cp\u003eThe Rheem 400L electric water heater is a large-capacity Australian-made electric storage hot water system designed for bigger households, large family homes, rentals and high-use properties where strong stored hot water capacity is needed. With 400L hot water delivery, durable Rheem Ultranamel® cylinder coating, a thicker sacrificial anode, dual handed water connections and single or twin element model options, it is a strong choice for replacing an older large electric hot water system.\u003c\/p\u003e\n\u003ch2\u003eAbout the Rheem 400L Electric Water Heater\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L Electric Water Heater is part of Rheem’s 491 \/ 492 Series electric storage range. It is designed and manufactured in Australia and is commonly used as a like-for-like replacement for larger electric storage hot water systems.\u003c\/p\u003e\n\u003cp\u003eRheem lists the 400L model as suitable for 8–9 people under stated usage assumptions. Real-world suitability can vary depending on shower length, hot water usage, tariff setup, climate, fixture flow rates and household habits.\u003c\/p\u003e\n\u003cp\u003eThe 400L range is available in single element and twin element models. The single element model is commonly used for standard large electric storage replacement, while the twin element model can suit homes needing faster recovery or extra daytime hot water support where the electrical setup allows.\u003c\/p\u003e\n\u003ch2\u003eBuy Rheem 400L Supply Only\u003c\/h2\u003e\n\u003cp\u003eOrder the Rheem 400L Electric Hot Water System online from Hot Water Outlet with metro delivery available in selected areas across Australia.\u003c\/p\u003e\n\u003cp\u003eThis option is ideal for customers who already have a licensed plumber or electrician arranged and only need the unit supplied.\u003c\/p\u003e\n\u003cp\u003eThe supply-only product price includes the hot water system itself.\u003c\/p\u003e\n\u003cp\u003eInstallation, old system removal, disposal, valve kits, electrical work, plumbing alterations, compliance upgrades and additional site requirements are not included unless separately quoted.\u003c\/p\u003e\n\u003cp\u003eSupply-only is ideal for customers searching for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eRheem 400L price\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRheem 400L electric hot water system for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRheem 491400 electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRheem 492400 twin element electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRheem 400L supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric hot water system supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRheem electric water heater 400L\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAustralian made electric hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Quotes Available After Purchase\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet does not directly provide installation services.\u003c\/p\u003e\n\u003cp\u003eAfter purchasing the Rheem 400L Electric Hot Water System, customers in selected metro areas may request assistance arranging installation quotes through licensed local plumbers and electricians.\u003c\/p\u003e\n\u003cp\u003eInstallation quote availability depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eservice location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einstaller availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eexisting system type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eproperty access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional installation costs may apply for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003evalve upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003epipework changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edifficult access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003econcrete bases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eold system removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edisposal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRheem 400L Delivery Brisbane\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rheem 400L Electric Hot Water System in selected Brisbane areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online and request assistance arranging installation quotes after purchase where available.\u003c\/p\u003e\n\u003ch2\u003eRheem 400L Delivery Gold Coast\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rheem 400L Electric Hot Water System in selected Gold Coast service areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase online and organise installation separately or request help arranging installation quotes after purchase.\u003c\/p\u003e\n\u003ch2\u003eRheem 400L Delivery Sydney\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rheem 400L Electric Hot Water System in selected Sydney metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online with installation quote assistance available after purchase in selected locations.\u003c\/p\u003e\n\u003ch2\u003eRheem 400L Delivery Melbourne\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Rheem 400L Electric Hot Water System in selected Melbourne metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the system online and request help arranging installation quotes after delivery.\u003c\/p\u003e\n\u003ch2\u003eIs the Rheem 400L Right for Your Home?\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L Electric Hot Water System may be suitable if you are replacing a large electric storage hot water system and want a reliable Australian-made unit from one of Australia’s most recognised hot water brands.\u003c\/p\u003e\n\u003cp\u003eIt is commonly suited to larger family homes, high-use households, rental properties, investment homes and properties with multiple occupants. It can be a strong replacement option where a 250L or 315L system may be too small for the household’s daily hot water demand.\u003c\/p\u003e\n\u003cp\u003eThis system may suit you if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eyou are replacing an existing large electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want a 400L electric hot water unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has high daily hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has around 8–9 people under Rheem’s stated usage assumptions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want single element or twin element model options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour property has suitable access and installation space\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour plumbing and electrical setup are suitable for the selected installation option\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou prefer supply-only purchase flexibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional installation work may be required depending on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eexisting plumbing condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eaccess limitations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003evalve condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einstallation location requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eexisting base suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features of the Rheem 400L\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel 491400 with 492400 twin element model available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 8–9 people under Rheem’s stated usage assumptions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L hot water delivery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAustralian made\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEasy like-for-like replacement design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommon footprint and fitting locations for easier changeover\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDurable Rheem Ultranamel® cylinder coating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThicker sacrificial anode for additional cylinder protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDual handed inlet and outlet fittings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for connection to lower-cost tariffs where available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle element model available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwin element model available for faster heating and extra hot water support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndoor or outdoor installation suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRp 3\/4 water connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e12-year cylinder warranty under Rheem warranty terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1-year labour warranty on the cylinder under Rheem warranty terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1-year parts and labour warranty on all other domestic components under Rheem warranty terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003cp\u003eBrand: Rheem\u003cbr\u003eRange: Rheem 491 \/ 492 Series Electric\u003cbr\u003eProduct: Rheem 400L Electric Water Heater\u003cbr\u003eModel: 491400\u003cbr\u003eTwin Element Model: 492400\u003cbr\u003eSystem Type: Electric Storage Hot Water System\u003cbr\u003eHot Water Delivery: 400L\u003cbr\u003eRecommended Household Size: 8–9 people under Rheem’s stated usage assumptions\u003cbr\u003eElement Rating: 3.6kW and 4.8kW options\u003cbr\u003eTwin Element Option: Available\u003cbr\u003eInstallation Type: Indoor or outdoor installation\u003cbr\u003eWater Connections: Rp 3\/4\u003cbr\u003eRelief Valve Pressure: 1000 kPa\u003cbr\u003eExpansion Control Valve Setting: 850 kPa\u003cbr\u003eMax Water Supply Pressure With ECV: 680 kPa\u003cbr\u003eMax Water Supply Pressure Without ECV: 800 kPa\u003cbr\u003eApproximate Diameter: 690mm\u003cbr\u003eApproximate Height: 1840mm\u003cbr\u003eApproximate Packaged Weight: 120kg\u003cbr\u003eCylinder Warranty: 12 years subject to Rheem warranty terms\u003cbr\u003eCylinder Labour Warranty: 1 year subject to Rheem warranty terms\u003cbr\u003eOther Domestic Parts and Labour Warranty: 1 year subject to Rheem warranty terms\u003c\/p\u003e\n\u003ch2\u003eTwin Element Option Available\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L Electric Water Heater is available with a twin element model for homes that need faster heating or additional daytime hot water support.\u003c\/p\u003e\n\u003cp\u003eA twin element model can be useful where household hot water use is heavier at certain times of day, such as when multiple showers, laundry and general hot water demand happen close together. The correct model depends on the home’s electrical setup, tariff arrangement and installation requirements.\u003c\/p\u003e\n\u003ch2\u003eRheem Ultranamel® Cylinder Protection\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L uses Rheem Ultranamel® cylinder coating. This tough internal coating is designed to help protect the cylinder and support long-term performance when the unit is correctly installed, selected and maintained.\u003c\/p\u003e\n\u003cp\u003eThe thicker sacrificial anode provides additional cylinder protection against water-borne contaminants. Water quality, installation compliance, valve setup and servicing conditions can all affect hot water system lifespan and warranty outcomes.\u003c\/p\u003e\n\u003ch2\u003eDual Handed Connections\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L Electric Water Heater includes dual handed inlet and outlet fittings. This can make replacement installation easier because the water connections can better suit different existing plumbing layouts.\u003c\/p\u003e\n\u003cp\u003eDual handed connections can be especially helpful in like-for-like replacement jobs where matching existing pipework may reduce the need for extra plumbing changes.\u003c\/p\u003e\n\u003ch2\u003eDesigned for Lower-Cost Tariffs\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L electric storage range is suitable for connection to lower-cost tariffs where available and appropriate.\u003c\/p\u003e\n\u003cp\u003eThis can help reduce running costs compared with heating water on a standard continuous electricity tariff. The best tariff option depends on the selected model, electricity plan, household demand, location and installation setup.\u003c\/p\u003e\n\u003ch2\u003eLarge Capacity Electric Storage Hot Water\u003c\/h2\u003e\n\u003cp\u003eThe 400L storage size makes this Rheem model one of the larger electric hot water options in the residential range.\u003c\/p\u003e\n\u003cp\u003eThis extra capacity can be useful for larger families, shared homes, rental properties, multi-person households and homes where several showers, laundry use and kitchen hot water demand happen within a short period.\u003c\/p\u003e\n\u003cp\u003eA larger tank can provide more stored hot water, but it also needs suitable space, support, access and electrical setup.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eThe Rheem 400L Electric Hot Water System can be suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebusy households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elarger townhouses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einvestment properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshared homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectric storage hot water replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes needing more capacity than a 315L system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with 8–9 people under Rheem’s stated usage assumptions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eindoor or outdoor electric hot water installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I buy the Rheem 400L supply only?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rheem 400L can be purchased online as a supply-only product with metro delivery available in selected areas.\u003c\/p\u003e\n\u003ch3\u003eDoes Hot Water Outlet install electric hot water systems?\u003c\/h3\u003e\n\u003cp\u003eNo. Hot Water Outlet does not directly provide installation services. Customers may request assistance arranging installation quotes after purchase in selected metro areas.\u003c\/p\u003e\n\u003ch3\u003eCan I get an installation quote after purchasing?\u003c\/h3\u003e\n\u003cp\u003eYes. Customers in selected metro areas may request help arranging installation quotes through licensed local installers after purchasing the system.\u003c\/p\u003e\n\u003ch3\u003eIs delivery available Australia wide?\u003c\/h3\u003e\n\u003cp\u003eMetro delivery is available in selected service areas across Australia. Delivery availability may vary depending on location and product type.\u003c\/p\u003e\n\u003ch3\u003eDo I need a valve kit?\u003c\/h3\u003e\n\u003cp\u003eMany hot water replacements require compatible valves to meet installation and compliance requirements. Installation quote suitability depends on the existing setup and local requirements.\u003c\/p\u003e\n\u003ch3\u003eHow many people is the Rheem 400L suitable for?\u003c\/h3\u003e\n\u003cp\u003eRheem lists the 400L electric water heater as suitable for 8–9 people under stated usage assumptions. Actual suitability can vary depending on shower length, hot water usage, tariff setup, climate and household habits.\u003c\/p\u003e\n\u003ch3\u003eCan the Rheem 400L be installed outside?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rheem 400L electric water heater is listed for indoor or outdoor installation provided the installation location is compliant and suitable.\u003c\/p\u003e\n\u003ch3\u003eWhat is the warranty on the Rheem 400L?\u003c\/h3\u003e\n\u003cp\u003eRheem lists the 400L electric water heater with a 12-year cylinder warranty, 1-year labour warranty on the cylinder and 1-year parts and labour warranty on all other domestic components subject to Rheem warranty terms and conditions.\u003c\/p\u003e\n\u003ch3\u003eWhat element size does the Rheem 400L use?\u003c\/h3\u003e\n\u003cp\u003eThe Rheem 400L range is listed with 3.6kW and 4.8kW element rating options. The correct option depends on the selected variant, electrical setup and site requirements.\u003c\/p\u003e\n\u003ch3\u003eIs there a twin element Rheem 400L model?\u003c\/h3\u003e\n\u003cp\u003eYes. Rheem lists a twin element 400L model, 492400. The twin element option can provide faster heating and additional hot water support where the electrical setup and tariff arrangement are suitable.\u003c\/p\u003e\n\u003ch3\u003eIs the Rheem 400L good for replacing an old electric hot water system?\u003c\/h3\u003e\n\u003cp\u003eYes. The Rheem 400L is designed for easy like-for-like replacement with common footprint and fitting locations to older model electric water heaters. Suitability still depends on the existing location, plumbing, electrical supply, access and household hot water demand.\u003c\/p\u003e\n\u003ch3\u003eIs the Rheem 400L suitable for lower-cost tariffs?\u003c\/h3\u003e\n\u003cp\u003eYes. Rheem lists the 400L model as suitable for connection to lower-cost tariffs where available. The best setup depends on the selected model, electricity plan, household demand and installation conditions.\u003c\/p\u003e\n\u003ch3\u003eWhat is the relief valve pressure?\u003c\/h3\u003e\n\u003cp\u003eThe Rheem 400L is listed with a 1000 kPa relief valve pressure.\u003c\/p\u003e\n\u003ch3\u003eWhat is the expansion control valve setting?\u003c\/h3\u003e\n\u003cp\u003eThe Rheem 400L is listed with an 850 kPa expansion control valve setting.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between Rheem 491400 and 492400?\u003c\/h3\u003e\n\u003cp\u003eThe Rheem 491400 is the single element 400L model. The Rheem 492400 is the twin element 400L model. The twin element option can provide faster heating and additional hot water support where the electrical setup and tariff arrangement are suitable.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the Rheem 315L and Rheem 400L electric models?\u003c\/h3\u003e\n\u003cp\u003eThe Rheem 400L model has a larger hot water delivery capacity than the 315L model, making it better suited to larger households or higher daily hot water demand. The Rheem 315L may suit homes that still need a large electric system but do not require the extra stored capacity of a 400L unit.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Installed Today","offers":[{"title":"3.6kW*","offer_id":51407327494458,"sku":null,"price":2159.0,"currency_code":"AUD","in_stock":true},{"title":"2.4kW*","offer_id":51407327461690,"sku":null,"price":2199.0,"currency_code":"AUD","in_stock":true},{"title":"1.8kW*","offer_id":51407327428922,"sku":null,"price":2199.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/4963\/8458\/files\/rheem-400l-electric-hot-water-system-311719.jpg?v=1749277873"},{"product_id":"dux-400l-electric-s-e-3-6kw","title":"Dux 400L Electric Hot Water System","description":"\u003cdiv class=\"field-label\"\u003e\n\u003ch1\u003eDux Proflo 400L Electric Hot Water System\u003c\/h1\u003e\n\u003cp\u003eThe Dux Proflo 400L Electric Hot Water System is available online from Hot Water Outlet with metro delivery available in selected areas Australia wide.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the Dux Proflo 400L as a supply-only electric storage hot water system and request assistance arranging installation quotes after purchase through licensed local installers in selected metro regions.\u003c\/p\u003e\n\u003cp\u003eThe Dux Proflo 400L is a large-capacity electric storage hot water system designed for bigger households needing full mains pressure hot water. With 400L tank capacity, single and twin element model options, dual-sided water connections and indoor or outdoor installation suitability, it is a strong replacement option for larger homes with high daily hot water demand.\u003c\/p\u003e\n\u003ch2\u003eAbout the Dux Proflo 400L Electric Hot Water System\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo 400L is part of the Dux Proflo electric storage range, designed for Australian homes and conditions. It provides stored electric hot water at full flow pressure to all outlets, making it suitable for larger households where hot water capacity and dependable performance are important.\u003c\/p\u003e\n\u003cp\u003eDux lists the 400L model as suitable for 5–9 people depending on usage conditions. This makes it a practical option for large family homes, busy households, larger rental properties, share houses, investment homes and customers replacing a similar-sized electric storage hot water system.\u003c\/p\u003e\n\u003cp\u003eThe Proflo range uses durable Y class commercial grade enamel, a larger anode to help increase tank life, a hard-wearing polymer base to resist damage and moisture, and water connections on both sides of the tank to make replacement installation easier.\u003c\/p\u003e\n\u003ch2\u003eBuy Dux Proflo 400L Supply Only\u003c\/h2\u003e\n\u003cp\u003eOrder the Dux Proflo 400L Electric Hot Water System online from Hot Water Outlet with metro delivery available in selected areas across Australia.\u003c\/p\u003e\n\u003cp\u003eThis option is ideal for customers who already have a licensed plumber or electrician arranged or who intend to organise installation separately after delivery.\u003c\/p\u003e\n\u003cp\u003eThe supply-only product price includes the hot water system itself.\u003c\/p\u003e\n\u003cp\u003eInstallation, electrical work, plumbing modifications, valve kits, old system removal, disposal, compliance upgrades and site-specific installation requirements are not included unless separately quoted.\u003c\/p\u003e\n\u003cp\u003eSupply-only is ideal for customers searching for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDux Proflo 400L price\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux Proflo 400L electric hot water system for sale\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux 400L electric storage water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux 400T1 hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux 400T2 hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric hot water system supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux Proflo electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDux electric hot water Australia\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Quotes Available After Purchase\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet does not directly provide installation services.\u003c\/p\u003e\n\u003cp\u003eAfter purchasing the Dux Proflo 400L Electric Hot Water System, customers in selected metro areas may request assistance arranging installation quotes through licensed local plumbers and electricians.\u003c\/p\u003e\n\u003cp\u003eInstallation quote availability depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eservice location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einstaller availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eexisting system type\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eproperty access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional installation costs may apply for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003evalve upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003epipework changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edifficult access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003econcrete bases\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eold system removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edisposal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDux Proflo 400L Delivery Brisbane\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Dux Proflo 400L Electric Hot Water System in selected Brisbane areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online and request assistance arranging installation quotes after purchase where available.\u003c\/p\u003e\n\u003ch2\u003eDux Proflo 400L Delivery Gold Coast\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Dux Proflo 400L Electric Hot Water System in selected Gold Coast service areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase online and organise installation separately or request help arranging installation quotes after purchase.\u003c\/p\u003e\n\u003ch2\u003eDux Proflo 400L Delivery Sydney\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Dux Proflo 400L Electric Hot Water System in selected Sydney metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can order online with installation quote assistance available after purchase in selected locations.\u003c\/p\u003e\n\u003ch2\u003eDux Proflo 400L Delivery Melbourne\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet offers metro delivery for the Dux Proflo 400L Electric Hot Water System in selected Melbourne metro areas.\u003c\/p\u003e\n\u003cp\u003eCustomers can purchase the system online and request help arranging installation quotes after delivery.\u003c\/p\u003e\n\u003ch2\u003eIs the Dux Proflo 400L Right for Your Home?\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo 400L Electric Hot Water System may suit households replacing a large electric storage hot water system and wanting a reliable like-for-like replacement from an established Australian hot water brand.\u003c\/p\u003e\n\u003cp\u003eIt is commonly suited to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarge family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebigger households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elarger townhouses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einvestment homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshare houses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with high daily hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis system may suit you if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eyou are replacing an existing large electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou want a 400L electric hot water unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has high daily hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour household has around 5–9 people depending on usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour property has suitable access and installation space\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyour plumbing and electrical setup are suitable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eyou prefer supply-only purchase flexibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional installation work may be required depending on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eexisting plumbing condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eaccess limitations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003evalve condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features of the Dux Proflo 400L\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel number 400T1 for single element\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel number 400T2 for twin element\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for 5–9 people depending on usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnergy supply options include 3.6kW and 2 x 3.6kW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFull mains pressure hot water to all outlets\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater connections on both sides of the tank\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for indoor or outdoor installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarger anode to help increase tank life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDurable Y class commercial grade enamel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHard-wearing tough polymer base\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLow maintenance and long service life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHard water option available\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eScrewless tank lids for cleaner appearance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAustralian designed and made\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCertified lead-free Proflo range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDense foam insulation for reduced heat loss\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e10-year tank warranty subject to manufacturer terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1-year parts and labour warranty subject to manufacturer terms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003cp\u003eBrand: Dux\u003cbr\u003eRange: Proflo Electric Storage\u003cbr\u003eProduct: Dux Proflo 400L Electric Storage Water Heater\u003cbr\u003eModel Number: 400T1 single element, 400T2 twin element\u003cbr\u003eTank Size: 400L\u003cbr\u003eSystem Type: Electric Storage Hot Water System\u003cbr\u003eEnergy Supply: 3.6kW and 2 x 3.6kW options\u003cbr\u003eRecommended Household Size: 5–9 people depending on usage\u003cbr\u003eInstallation Type: Indoor or outdoor installation\u003cbr\u003eWater Connections: Both sides of tank\u003cbr\u003ePressure: Full mains pressure to all outlets\u003cbr\u003eTank Enamel: Y class commercial grade enamel\u003cbr\u003eBase: Hard-wearing polymer base\u003cbr\u003eHard Water Option: Available\u003cbr\u003eManufacturing: Made in Australia\u003cbr\u003eTank Warranty: 10 years subject to Dux warranty terms\u003cbr\u003eParts and Labour Warranty: 1 year subject to Dux warranty terms\u003c\/p\u003e\n\u003ch2\u003eFull Mains Pressure Hot Water\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo 400L is designed to deliver full flow pressure to all outlets, making it a practical choice for larger households that need dependable electric storage hot water.\u003c\/p\u003e\n\u003cp\u003eThis can be useful for homes replacing an older electric storage system where the customer wants consistent pressure, strong stored hot water capacity and a straightforward replacement pathway.\u003c\/p\u003e\n\u003ch2\u003eBuilt for Australian Conditions\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo electric storage range is manufactured in Australia and designed for local homes and conditions.\u003c\/p\u003e\n\u003cp\u003eThe 400L Proflo includes durable Y class commercial grade enamel, a larger anode to help increase tank life and a hard-wearing polymer base designed to resist damage and moisture.\u003c\/p\u003e\n\u003ch2\u003eEnergy Efficient Electric Storage Design\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo large electric storage range features dense foam insulation designed to reduce heat loss and support lower running costs compared with less efficient electric storage designs.\u003c\/p\u003e\n\u003cp\u003eThis helps make the 400L Proflo a practical option for customers wanting dependable stored hot water with a focus on long-term performance and reliable everyday use.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eThe Dux Proflo 400L can be suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarge family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebigger households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elarger townhouses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einvestment homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshare houses\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectric storage hot water replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with 5–9 people depending on usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eindoor or outdoor electric hot water installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes needing more stored hot water than a 315L system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I buy the Dux Proflo 400L supply only?\u003c\/h3\u003e\n\u003cp\u003eYes. The Dux Proflo 400L can be purchased online as a supply-only hot water system with delivery available in selected metro areas.\u003c\/p\u003e\n\u003ch3\u003eDoes Hot Water Outlet install hot water systems?\u003c\/h3\u003e\n\u003cp\u003eNo. Hot Water Outlet does not directly provide installation services. Customers may request assistance arranging installation quotes after purchase in selected metro areas.\u003c\/p\u003e\n\u003ch3\u003eCan I get an installation quote after purchasing?\u003c\/h3\u003e\n\u003cp\u003eYes. Customers in selected metro areas may request help arranging installation quotes through licensed local installers after purchasing the system.\u003c\/p\u003e\n\u003ch3\u003eIs delivery available Australia wide?\u003c\/h3\u003e\n\u003cp\u003eMetro delivery is available in selected service areas across Australia. Delivery availability may vary depending on location and product type.\u003c\/p\u003e\n\u003ch3\u003eHow many people is the Dux Proflo 400L suitable for?\u003c\/h3\u003e\n\u003cp\u003eDux lists the Proflo 400L electric storage water heater as suitable for 5–9 people depending on usage conditions.\u003c\/p\u003e\n\u003ch3\u003eCan the Dux Proflo 400L be installed outside?\u003c\/h3\u003e\n\u003cp\u003eYes. Dux lists the Proflo 400L as suitable for indoor or outdoor installation where compliant.\u003c\/p\u003e\n\u003ch3\u003eWhat warranty applies to the Dux Proflo 400L?\u003c\/h3\u003e\n\u003cp\u003eDux lists the Proflo 400L with a 10-year tank warranty and 1-year parts and labour warranty subject to Dux warranty terms and conditions.\u003c\/p\u003e\n\u003ch3\u003eIs the Dux Proflo 400L made in Australia?\u003c\/h3\u003e\n\u003cp\u003eYes. Dux lists the Proflo electric storage range as manufactured in Australia and designed for Australian homes and conditions.\u003c\/p\u003e\n\u003ch3\u003eIs the Dux Proflo 400L good for replacing an old electric hot water system?\u003c\/h3\u003e\n\u003cp\u003eYes. The Dux Proflo 400L is a practical option for replacing a large electric storage hot water system where the existing plumbing, electrical supply and household hot water demand suit a 400L system.\u003c\/p\u003e\n\u003ch3\u003eDoes the Dux Proflo 400L provide mains pressure hot water?\u003c\/h3\u003e\n\u003cp\u003eYes. Dux lists the Proflo 400L as delivering full mains pressure to all outlets.\u003c\/p\u003e\n\u003ch3\u003eIs the Dux Proflo 400L suitable for large families?\u003c\/h3\u003e\n\u003cp\u003eYes. The 400L size is commonly suited to large family homes and households with high hot water demand.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between Dux 400T1 and 400T2?\u003c\/h3\u003e\n\u003cp\u003eThe Dux 400T1 is the single element model, while the Dux 400T2 is the twin element model. The right option depends on the home’s electrical setup, tariff arrangement and hot water demand.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Installed Today","offers":[{"title":"3.6kW*","offer_id":51407330509114,"sku":null,"price":1659.0,"currency_code":"AUD","in_stock":true},{"title":"2.4kW*","offer_id":51407330476346,"sku":null,"price":1659.0,"currency_code":"AUD","in_stock":true},{"title":"1.8kW*","offer_id":51407330443578,"sku":null,"price":1659.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/4963\/8458\/files\/dux-400l-electric-hot-water-system-429060.jpg?v=1749277972"},{"product_id":"vulcan-400l-electric-s-e-3-6kw","title":"Vulcan 400L Electric Hot Water System","description":"\u003ch1\u003eVulcan 400L Electric Storage Hot Water System\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L Electric Storage Hot Water System is available from Hot Water Outlet as a supply-only electric hot water unit or as a supply and installation package in selected Brisbane, Gold Coast, Sydney and Melbourne service areas, where available.\u003c\/p\u003e\n\u003cp\u003eChoose the supply-only option if you already have a licensed plumber and electrician arranged, or review available installation package options before checkout to confirm installation suitability, access, valve kit requirements, water pressure, electrical requirements, indoor or outdoor installation suitability and available installation timeframes.\u003c\/p\u003e\n\u003cp\u003eThis is the standard Vulcan 400L electric water heater range, not the Duomax listing. The Vulcan 400L is a large-capacity electric storage hot water system designed for larger households, family homes and high-demand replacement installations where strong stored hot water capacity is required.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eAbout the Vulcan 400L Electric Water Heater\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L Electric Water Heater is a large electric storage hot water system that stores and heats water inside a vitreous enamel lined cylinder.\u003c\/p\u003e\n\u003cp\u003eThe 400L capacity may suit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehouseholds with high hot water usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with multiple occupants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eproperties with bath usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ereplacement installations requiring larger stored hot water capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis model is commonly selected where:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ea large electric storage system is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003estronger daily hot water demand exists\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eoff-peak electric hot water is preferred\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ea straightforward replacement for an older large electric water heater is needed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitability depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ehousehold size\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshower usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eclimate conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elaundry demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003etariff configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing layout\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einstallation access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eBuy Vulcan 400L Supply Only\u003c\/h1\u003e\n\u003cp\u003eYou can order the Vulcan 400L supply only from Hot Water Outlet if you already have a licensed plumber and electrician arranged for installation.\u003c\/p\u003e\n\u003cp\u003eThe listed product price is for the unit only unless an installation package is selected separately.\u003c\/p\u003e\n\u003cp\u003eInstallation, valve kits, old system removal, disposal, electrical work, pipework changes, pressure control, access changes, base or tray requirements and compliance upgrades are not included unless separately quoted or selected as part of an available installation package.\u003c\/p\u003e\n\u003cp\u003eCommon search terms related to this model include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L electric water heater price\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L electric hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 661400G7 electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 661400G8 electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge electric hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3.6 kW electric storage water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4.8 kW electric storage water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L supply only\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L installed Brisbane\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L installed Gold Coast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L installed Sydney\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVulcan 400L installed Melbourne\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L Supplied and Installed\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L Electric Storage Hot Water System may be available with supply and installation packages in selected Brisbane, Gold Coast, Sydney and Melbourne service areas.\u003c\/p\u003e\n\u003cp\u003eInstalled-from pricing is based on the product together with the selected standard installation option. Final pricing can vary depending on site conditions and selected add-ons.\u003c\/p\u003e\n\u003cp\u003eAdditional costs may apply for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eValve kit replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOld system removal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDisposal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCircuit or isolator changes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePipework alterations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater pressure control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBase or tray requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRestricted access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndoor drainage requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutdoor weather exposure requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRelocation of the hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNon-compliant existing installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTeam lift or delivery access requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation suitability should be checked before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L Installation in Brisbane\u003c\/h1\u003e\n\u003cp\u003eHot Water Outlet can assist Brisbane customers wanting the Vulcan 400L as either a supply-only electric water heater or a supplied and installed package where available.\u003c\/p\u003e\n\u003cp\u003eThis model may suit Brisbane family homes replacing an older large electric storage hot water system, especially where:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ethe existing location already suits a 400L cylinder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ethe electrical supply is suitable for the selected element size\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003estronger household hot water demand exists\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eoff-peak electric hot water is already installed\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBefore installation, the site should be checked for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eaccess\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edrainage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ewater pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003evalve condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003epipework\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebase condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eweather exposure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elifting access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliance requirements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L Installation in Gold Coast\u003c\/h1\u003e\n\u003cp\u003eGold Coast homeowners, landlords, renovators and property managers can order the Vulcan 400L through Hot Water Outlet for supply only or supply and installation where available.\u003c\/p\u003e\n\u003cp\u003eThis system may suit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger coastal homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003efamily properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003einvestment properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehouseholds with high hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFinal installation suitability depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eexisting hot water location\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eelectrical supply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ewater pressure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eaccess\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebase condition\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ewhether additional labour or materials are required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L Installation in Sydney\u003c\/h1\u003e\n\u003cp\u003eSelected Sydney customers can order the Vulcan 400L through Hot Water Outlet as either a supply-only electric hot water unit or with installation options where available.\u003c\/p\u003e\n\u003cp\u003eThis model may suit Sydney homes wanting:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ea large-capacity electric storage system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003estronger stored hot water performance than a 315L system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eoff-peak electric hot water suitability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ea replacement for an older large electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBefore installation, access, drainage, safe tray requirements, electrical supply and installation conditions should be checked.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L Installation in Melbourne\u003c\/h1\u003e\n\u003cp\u003eMelbourne customers can order the Vulcan 400L from Hot Water Outlet as either a supply-only electric storage system or a supplied and installed package in selected metro areas.\u003c\/p\u003e\n\u003cp\u003eThe Vulcan 400L may suit Melbourne:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehigh-demand households\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ereplacement electric hot water installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes wanting maximum stored electric hot water capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation suitability depends on drainage, electrical supply, access, plumbing condition and installation compliance requirements.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eIs the Vulcan 400L Right for Your Home?\u003c\/h1\u003e\n\u003cp\u003eThis system may suit you if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eYou want a large 400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou are replacing an existing large electric water heater\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYour household has high hot water usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou want more stored capacity than a 250L or 315L electric system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou want a vitreous enamel lined cylinder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou want a standard Vulcan electric water heater rather than the Duomax listing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou want a system suitable for indoor or outdoor installation where compliant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou have suitable access, water pressure, drainage and installation space\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou have suitable electrical provision or can arrange electrical work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eYou want supply-only or supply and installation options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional work may be required if:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eThe system is being relocated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExisting valves are non-compliant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectrical upgrades are required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe existing circuit does not suit the selected element size\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDrainage or safe tray requirements apply\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater pressure control is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePipework changes are required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAccess is restricted\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe old system requires removal and disposal\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThe installation area does not suit the tank size, weight or service access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eA smaller system may better suit the household’s usage pattern\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eKey Features of the Vulcan 400L\u003c\/h1\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric storage hot water system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard Vulcan electric water heater range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct code 661400G7 for the 3.6 kW model\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct code 661400G8 for the 4.8 kW model\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for larger families with high hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSingle element electric storage design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVitreous enamel lined cylinder\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for internal or external installation where compliant\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for connection to off-peak tariff\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e20 mm hot and cold water connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e850 kPa ECV setting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge-capacity replacement option\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWaterMark approved\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eQuick Specifications\u003c\/h1\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eVulcan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eVulcan 400L Electric Water Heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Codes\u003c\/td\u003e\n\u003ctd\u003e661400G7 \/ 661400G8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Type\u003c\/td\u003e\n\u003ctd\u003eElectric storage hot water\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Type\u003c\/td\u003e\n\u003ctd\u003eElectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTank Volume \/ Hot Water Delivery\u003c\/td\u003e\n\u003ctd\u003e400L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecommended Household Size\u003c\/td\u003e\n\u003ctd\u003eLarger family homes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation Type\u003c\/td\u003e\n\u003ctd\u003eInternal or external where suitable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElement Type\u003c\/td\u003e\n\u003ctd\u003eSingle element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElement Rating\u003c\/td\u003e\n\u003ctd\u003e3.6 kW or 4.8 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Suitability\u003c\/td\u003e\n\u003ctd\u003eSuitable for off-peak tariff\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder Type\u003c\/td\u003e\n\u003ctd\u003eVitreous enamel lined cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Connections\u003c\/td\u003e\n\u003ctd\u003e20 mm hot and cold water connections\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECV Setting\u003c\/td\u003e\n\u003ctd\u003e850 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Water Supply Pressure with ECV\u003c\/td\u003e\n\u003ctd\u003e680 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Water Supply Pressure without ECV\u003c\/td\u003e\n\u003ctd\u003e800 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelief Valve Setting\u003c\/td\u003e\n\u003ctd\u003e1000 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e1840 mm high x 690 mm wide x 730 mm deep\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmpty Weight\u003c\/td\u003e\n\u003ctd\u003e111 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterMark\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 year cylinder warranty and 1 year parts and labour warranty on cylinder subject to manufacturer terms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch1\u003eVitreous Enamel Lined Cylinder\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L uses a vitreous enamel lined cylinder designed to help protect the inside of the cylinder.\u003c\/p\u003e\n\u003cp\u003eCorrect installation, pressure control, valve selection and ongoing maintenance all contribute to long-term electric storage hot water performance.\u003c\/p\u003e\n\u003cp\u003eWater quality and installation conditions can also affect service life.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eLarge 400L Storage Capacity\u003c\/h1\u003e\n\u003cp\u003eThe 400L capacity may suit homes with high daily hot water demand.\u003c\/p\u003e\n\u003cp\u003eThis size may suit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger families\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with multiple occupants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elarger homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehouseholds replacing an existing 400L electric storage unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe correct size still depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eshower duration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eshower flow rates\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebath usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elaundry demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eclimate conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003etariff setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehousehold routines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eSingle Element Electric Heating\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L is a single element electric storage water heater available in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e3.6 kW variants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4.8 kW variants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eElectrical suitability should be checked before installation.\u003c\/p\u003e\n\u003cp\u003eElectrical work, circuit upgrades, isolator changes and compliance upgrades are not included unless separately arranged.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eOff-Peak Tariff Suitability\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L electric water heater is listed as suitable for connection to off-peak tariff.\u003c\/p\u003e\n\u003cp\u003eThis may suit large electric storage systems where the tank heats during off-peak electricity periods and stores hot water for later household use.\u003c\/p\u003e\n\u003cp\u003eTariff setup, recovery time and household usage should be checked before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eInternal or External Installation\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L may be installed indoors or outdoors where suitable.\u003c\/p\u003e\n\u003cp\u003eIndoor installations may require:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003esafe trays\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliant drainage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eservice access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eleak protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOutdoor installations require:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003esuitable weather exposure conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ebase support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eplumbing access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompliant electrical connections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation suitability should be checked before installation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eWater Pressure Requirements\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L lists:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eECV setting of 850 kPa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003emaximum water supply pressure of 680 kPa with ECV\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003emaximum water supply pressure of 800 kPa without ECV\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003erelief valve setting of 1000 kPa\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIf incoming water pressure is too high, pressure control may be required.\u003c\/p\u003e\n\u003cp\u003eValve requirements should be checked before installation, especially when replacing older units where existing valves may be worn, missing or non-compliant.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eLarge System Replacement Considerations\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L is a large and heavy electric storage unit. Its size and weight mean access should be checked carefully before ordering or installation.\u003c\/p\u003e\n\u003cp\u003eThis may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003estairs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003enarrow side access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003esteep blocks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecupboard locations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eraised platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003etight laundry spaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edifficult delivery paths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdditional labour or lifting equipment may be required depending on access conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L vs Duomax 400L\u003c\/h1\u003e\n\u003cp\u003eThis page is for the standard Vulcan 400L electric water heater range, not the Duomax listing.\u003c\/p\u003e\n\u003cp\u003eBoth styles may appear similar in capacity and application, but:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003esupplied product code\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003etrade listing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003econnection details\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eavailability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eshould all be checked carefully before ordering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L vs 315L Electric Storage\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L offers more stored hot water capacity than a 315L electric storage unit.\u003c\/p\u003e\n\u003cp\u003eA 315L system may suit many medium to large households, while the 400L model may better suit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elarger families\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehigher shower usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003emultiple occupants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ehomes with baths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eproperties regularly running out of hot water with a smaller tank\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe correct size depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eusage patterns\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003etariff setup\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003edaily hot water demand\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L vs Heat Pump Hot Water\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L electric storage system uses an electric element to heat stored water.\u003c\/p\u003e\n\u003cp\u003eA heat pump hot water system instead uses heat from surrounding air to heat water more efficiently under suitable conditions.\u003c\/p\u003e\n\u003cp\u003eThe Vulcan 400L may suit customers wanting:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003ea straightforward large electric storage replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eoff-peak electric hot water compatibility\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003esimpler replacement installation pathways\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA heat pump may suit customers wanting:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003elower electricity consumption potential\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eenergy-efficient hot water upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003esolar PV integration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eVulcan 400L vs Instant Electric Hot Water\u003c\/h1\u003e\n\u003cp\u003eThe Vulcan 400L stores a large volume of hot water, while an instant electric system heats water as it flows through the unit.\u003c\/p\u003e\n\u003cp\u003eA 400L storage system is generally better suited to whole-home high-demand hot water than many instant electric systems.\u003c\/p\u003e\n\u003cp\u003eInstant electric units may suit:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003epoint-of-use applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ecompact installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003elower-demand situations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe best system depends on household demand, electrical supply and installation conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eCommon Uses\u003c\/h1\u003e\n\u003cp\u003eCommon applications for the Vulcan 400L include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eLarge electric hot water system replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e400L electric storage replacement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarger family homes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHomes with high hot water usage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProperties with multiple occupants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRental properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInvestment properties\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRenovation projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProperties replacing an existing 400L electric unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHomes suited to off-peak electric hot water\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndoor installations with compliant drainage and access\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOutdoor installations with suitable base and weather exposure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupply-only orders with licensed installers arranged\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupply and installation projects in selected metro areas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitability depends on household size, hot water usage, tariff setup, installation location, plumbing condition, electrical supply, water pressure, access, drainage and compliance requirements.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch1\u003eWhy Order From Hot Water Outlet?\u003c\/h1\u003e\n\u003cp\u003eHot Water Outlet makes it easier to order the Vulcan 400L as either a supply-only product or a supplied and installed package where available.\u003c\/p\u003e\n\u003cp\u003eCustomers can choose supply only if they already have a licensed plumber and electrician arranged, or request assistance arranging installation quotations in selected metro areas.\u003c\/p\u003e\n\u003cp\u003eBenefits of ordering through Hot Water Outlet may include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSupply-only or supply and installation options\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrisbane, Gold Coast, Sydney and Melbourne service coverage\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstalled-from pricing shown separately from product pricing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibility checks before installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProduct-specific information to help compare models\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional installation add-ons where suitable\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMetro delivery availability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClear separation between unit price, installation and extras\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch1\u003eFrequently Asked Questions\u003c\/h1\u003e\n\u003ch2\u003eCan I buy the Vulcan 400L supply only?\u003c\/h2\u003e\n\u003cp\u003eYes. The Vulcan 400L can be ordered supply only if you already have a licensed plumber and electrician arranged.\u003c\/p\u003e\n\u003ch2\u003eIs installation included in the product price?\u003c\/h2\u003e\n\u003cp\u003eNo. Installation is not included unless separately quoted or selected as part of an available installation package.\u003c\/p\u003e\n\u003ch2\u003eCan the Vulcan 400L be installed in Brisbane?\u003c\/h2\u003e\n\u003cp\u003eSupply and installation may be available in selected Brisbane service areas subject to availability and site suitability.\u003c\/p\u003e\n\u003ch2\u003eCan the Vulcan 400L be installed in Gold Coast?\u003c\/h2\u003e\n\u003cp\u003eYes. Selected Gold Coast installation areas may be available depending on scheduling and installation conditions.\u003c\/p\u003e\n\u003ch2\u003eCan the Vulcan 400L be installed in Sydney?\u003c\/h2\u003e\n\u003cp\u003eSupply and installation may be available in selected Sydney metro areas where suitable installation services are available.\u003c\/p\u003e\n\u003ch2\u003eCan the Vulcan 400L be installed in Melbourne?\u003c\/h2\u003e\n\u003cp\u003eYes. Selected Melbourne service areas may be available subject to installer availability and site suitability.\u003c\/p\u003e\n\u003ch2\u003eWhat size is the Vulcan 400L?\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan 400L has 400L hot water delivery.\u003c\/p\u003e\n\u003ch2\u003eHow many people is the Vulcan 400L suitable for?\u003c\/h2\u003e\n\u003cp\u003eVulcan lists the 400L model as suitable for a maximum of 9 people based on stated usage conditions. Actual suitability depends on household demand and usage patterns.\u003c\/p\u003e\n\u003ch2\u003eWhat is the product code?\u003c\/h2\u003e\n\u003cp\u003eThe 3.6 kW model is commonly listed as 661400G7 and the 4.8 kW model as 661400G8.\u003c\/p\u003e\n\u003ch2\u003eWhat is the element size?\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan 400L is available in 3.6 kW and 4.8 kW single element versions depending on the selected model.\u003c\/p\u003e\n\u003ch2\u003eIs it single element or twin element?\u003c\/h2\u003e\n\u003cp\u003eThis model is listed as a single element electric water heater.\u003c\/p\u003e\n\u003ch2\u003eCan it be installed indoors?\u003c\/h2\u003e\n\u003cp\u003eYes. It may be installed indoors where the location meets drainage, access, plumbing, electrical and compliance requirements.\u003c\/p\u003e\n\u003ch2\u003eCan it be installed outdoors?\u003c\/h2\u003e\n\u003cp\u003eYes. It may be installed outdoors where the location is suitable and compliant.\u003c\/p\u003e\n\u003ch2\u003eIs it suitable for off-peak tariff?\u003c\/h2\u003e\n\u003cp\u003eYes. Vulcan lists the 400L model as suitable for connection to off-peak tariff.\u003c\/p\u003e\n\u003ch2\u003eWhat are the dimensions?\u003c\/h2\u003e\n\u003cp\u003eThe listed dimensions are 1840 mm high x 690 mm wide x 730 mm deep.\u003c\/p\u003e\n\u003ch2\u003eWhat does it weigh?\u003c\/h2\u003e\n\u003cp\u003eThe listed empty weight is 111 kg.\u003c\/p\u003e\n\u003ch2\u003eWhat are the water connections?\u003c\/h2\u003e\n\u003cp\u003eThe listed hot and cold water connections are 20 mm.\u003c\/p\u003e\n\u003ch2\u003eWhat is the ECV setting?\u003c\/h2\u003e\n\u003cp\u003eThe listed ECV setting is 850 kPa.\u003c\/p\u003e\n\u003ch2\u003eWhat is the maximum water supply pressure?\u003c\/h2\u003e\n\u003cp\u003eThe listed maximum water supply pressure is 680 kPa with ECV and 800 kPa without ECV.\u003c\/p\u003e\n\u003ch2\u003eWhat is the relief valve setting?\u003c\/h2\u003e\n\u003cp\u003eThe listed relief valve setting is 1000 kPa.\u003c\/p\u003e\n\u003ch2\u003eIs this the Duomax 400L?\u003c\/h2\u003e\n\u003cp\u003eNo. This page is for the standard Vulcan 400L electric water heater range, not the Duomax 400L listing.\u003c\/p\u003e\n\u003ch2\u003eIs it suitable for replacing an old large electric water heater?\u003c\/h2\u003e\n\u003cp\u003eYes. It may suit like-for-like replacement installations where the location, plumbing, electrical supply, water pressure and compliance requirements are suitable.\u003c\/p\u003e\n\u003ch2\u003eWhat warranty does it have?\u003c\/h2\u003e\n\u003cp\u003eVulcan lists a 10 year cylinder warranty and 1 year parts and labour warranty on cylinder, subject to current manufacturer warranty terms and installation conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Installed Today","offers":[{"title":"3.6kW*","offer_id":51407342141754,"sku":null,"price":1599.0,"currency_code":"AUD","in_stock":true},{"title":"2.4kW*","offer_id":51407342108986,"sku":null,"price":1639.0,"currency_code":"AUD","in_stock":true},{"title":"1.8kW*","offer_id":51407342076218,"sku":null,"price":1639.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/4963\/8458\/files\/vulcan-duomax-400l-electric-hot-water-system-272305.jpg?v=1749278409"},{"product_id":"vulcan-duomax-400l-electric-s-e-3-6kw","title":"Vulcan DUOMAX 400L Electric Hot Water System","description":"\u003ch1\u003eVulcan Duomax 400L Electric Storage Hot Water System\u003c\/h1\u003e\n\u003cp\u003eBuy the Vulcan Duomax 400L Electric Storage Hot Water System online from Hot Water Outlet, with fast delivery available across Australia and same day delivery available in select metro areas on eligible orders.\u003c\/p\u003e\n\u003cp\u003eThe Vulcan Duomax 400L is a large electric storage hot water system designed for larger families, rental properties and homes with higher daily hot water demand. With 400L hot water delivery, a 3.6 kW single element, vitreous enamel lined cylinder and indoor or outdoor suitability where compliant, it is a practical supply-only replacement option for customers upgrading or replacing a large electric hot water system.\u003c\/p\u003e\n\u003cp\u003eHot Water Outlet supplies hot water systems, valves, pipework, fittings, connections, spare parts and accessories across Australia, making it easier to order the unit and related hot water parts in one place.\u003c\/p\u003e\n\u003ch2\u003eAbout the Vulcan Duomax 400L Electric Water Heater\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L is an electric storage hot water system that heats and stores water inside a vitreous enamel lined cylinder.\u003c\/p\u003e\n\u003cp\u003eIt is designed for households that need more stored hot water capacity than common 250L or 315L electric hot water systems. The 400L size may suit larger homes, multiple occupants, families with higher shower demand, properties with baths, rental homes or customers replacing an existing 400L electric storage unit.\u003c\/p\u003e\n\u003cp\u003eThis 3.6 kW single element model is commonly selected where a large electric storage unit is required and the property has suitable plumbing, electrical supply, access, water pressure and space.\u003c\/p\u003e\n\u003ch2\u003eBuy Vulcan Duomax 400L Supply Only\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet sells the Vulcan Duomax 400L Electric Storage Hot Water System as a supply-only product for customers across Australia.\u003c\/p\u003e\n\u003cp\u003eThe product price is for the hot water system only. Installation, old system removal, disposal, valve kits, electrical work, plumbing alterations, pipework changes, pressure control, base or tray requirements and compliance upgrades are not included unless clearly stated on the product page or selected separately.\u003c\/p\u003e\n\u003cp\u003eSupply only is best for customers who already have a licensed plumber and electrician arranged, or who want to order the unit online and organise installation separately.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, confirm the model, size, electrical requirements, water pressure, connection layout, delivery access and installation requirements with your licensed installer.\u003c\/p\u003e\n\u003ch2\u003eFast Delivery Across Australia\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet supplies electric hot water systems, valves, fittings, pipework, spares and accessories across Australia.\u003c\/p\u003e\n\u003cp\u003eFast delivery is available on eligible stocked products, with same day delivery available in select metro areas depending on stock, order time, product size and delivery location.\u003c\/p\u003e\n\u003cp\u003eThe Vulcan Duomax 400L is a large and heavy electric storage system, so delivery access should be checked before ordering. Consider driveway access, stairs, steep blocks, narrow side paths, unit complexes, raised platforms, tight laundries, loading zones and whether someone will be available to receive the delivery.\u003c\/p\u003e\n\u003ch2\u003eIs the Vulcan Duomax 400L Right for Your Home?\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L may suit customers who need a large electric storage hot water system with high stored water capacity.\u003c\/p\u003e\n\u003cp\u003eIt may be suitable if:\u003c\/p\u003e\n\u003cp\u003eYou want a 400L electric storage hot water system\u003cbr\u003eYou are replacing an existing large electric water heater\u003cbr\u003eYour household has high daily hot water use\u003cbr\u003eYou want more stored capacity than a 315L electric system\u003cbr\u003eYou want a single element electric water heater\u003cbr\u003eYou want a vitreous enamel lined cylinder\u003cbr\u003eYou need a system suitable for indoor or outdoor installation where compliant\u003cbr\u003eYou have suitable access, water pressure, drainage and installation space\u003cbr\u003eYou have a suitable electrical connection or can arrange electrical work\u003cbr\u003eYou already have a licensed plumber and electrician arranged\u003c\/p\u003e\n\u003cp\u003eIt may not be suitable without extra checks if:\u003c\/p\u003e\n\u003cp\u003eThe system is being moved to a new location\u003cbr\u003eExisting valves are old, missing or unsuitable\u003cbr\u003eElectrical upgrades are required\u003cbr\u003eThe existing circuit does not suit a 3.6 kW element\u003cbr\u003eDrainage or safe tray requirements apply\u003cbr\u003eWater pressure control is required\u003cbr\u003ePipework changes are needed\u003cbr\u003eAccess is restricted\u003cbr\u003eThe old system needs removal or disposal\u003cbr\u003eThe location does not suit the tank size, weight or service access\u003cbr\u003eA smaller system may better suit the household’s usage pattern\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cp\u003e400L electric storage hot water system\u003cbr\u003eVulcan Duomax range\u003cbr\u003eManufacturer part number: 6D1400G7\u003cbr\u003eVulcan product reference: 661400G7\u003cbr\u003eTradelink product code: 309856\u003cbr\u003e3.6 kW single element\u003cbr\u003eLead free model listing\u003cbr\u003e400L hot water delivery\u003cbr\u003eSuitable for larger families with high hot water demand\u003cbr\u003eMaximum listed people serviced: 9, based on stated usage conditions\u003cbr\u003eVitreous enamel lined cylinder\u003cbr\u003eSuitable for internal and external installation where compliant\u003cbr\u003eSuitable for connection to off-peak tariff\u003cbr\u003eRp 3\/4 hot water connections\u003cbr\u003e850 kPa ECV setting\u003cbr\u003e680 kPa maximum water supply pressure with ECV\u003cbr\u003e800 kPa maximum water supply pressure without ECV\u003cbr\u003e1000 kPa relief valve pressure\u003cbr\u003e111 kg empty weight listed by Vulcan\u003cbr\u003e118 kg shipped weight listed by Vulcan\u003cbr\u003e1840 mm high x 690 mm wide x 730 mm deep\u003cbr\u003eWaterMark approved\u003cbr\u003e10 year cylinder warranty and 12 months parts and labour listed in product specification, subject to current warranty terms\u003c\/p\u003e\n\u003ch2\u003eQuick Specs\u003c\/h2\u003e\n\u003cp\u003eBrand: Vulcan\u003cbr\u003eRange: Duomax\u003cbr\u003eProduct: Vulcan Duomax 400L Electric Water Heater\u003cbr\u003eProduct Code: 661400G7\u003cbr\u003eManufacturer Part Number: 6D1400G7\u003cbr\u003eTradelink Product Code: 309856\u003cbr\u003eSystem Type: Electric storage hot water\u003cbr\u003eFuel Type: Electric\u003cbr\u003eTank Volume \/ Hot Water Delivery: 400L\u003cbr\u003eRecommended Household Size: Larger family homes, up to 9 people based on stated usage conditions\u003cbr\u003eInstallation Type: Internal or external where suitable\u003cbr\u003eElement Type: Single element\u003cbr\u003eElement Rating: 3.6 kW\u003cbr\u003eTariff Suitability: Suitable for connection to off-peak tariff\u003cbr\u003eCylinder Type: Vitreous enamel lined cylinder\u003cbr\u003eWater Connections: Rp 3\/4\u003cbr\u003eECV Setting: 850 kPa\u003cbr\u003eMaximum Water Supply Pressure with ECV: 680 kPa\u003cbr\u003eMaximum Water Supply Pressure without ECV: 800 kPa\u003cbr\u003eRelief Valve Pressure: 1000 kPa\u003cbr\u003eDimensions: 1840 mm high x 690 mm wide x 730 mm deep\u003cbr\u003eTank Diameter \/ Width: 690 mm\u003cbr\u003eWeight Empty: 111 kg listed by Vulcan\u003cbr\u003eWeight Shipped: 118 kg listed by Vulcan\u003cbr\u003eTrade Listing Weight: 112 kg weight and 120 kg approximate empty weight listed by Tradelink\u003cbr\u003eLead Free: Yes, based on trade listing\u003cbr\u003eWaterMark: Yes\u003cbr\u003eWarranty: 10 year cylinder warranty and 12 months parts and labour listed in product specification, subject to current warranty terms\u003c\/p\u003e\n\u003ch2\u003eVitreous Enamel Lined Cylinder\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L uses a vitreous enamel lined cylinder.\u003c\/p\u003e\n\u003cp\u003eThis lining helps protect the inside of the cylinder and supports long-term electric storage hot water performance when the system is installed and maintained correctly.\u003c\/p\u003e\n\u003cp\u003eWater quality, pressure control, correct valve selection, anode maintenance and compliant installation all play an important role in the service life of any electric storage water heater.\u003c\/p\u003e\n\u003ch2\u003eLarge 400L Storage Capacity\u003c\/h2\u003e\n\u003cp\u003eThe 400L capacity makes this Vulcan Duomax model suitable for homes with higher daily hot water demand.\u003c\/p\u003e\n\u003cp\u003eIt may suit larger families, rental properties, bigger homes, properties with multiple occupants or households replacing an existing 400L electric storage unit.\u003c\/p\u003e\n\u003cp\u003eThe right size still depends on shower length, shower flow rates, baths, laundry use, climate, tariff setup and household routines. If your old hot water system often ran out of hot water, do not assume the same size is always the right replacement without checking usage and recovery needs.\u003c\/p\u003e\n\u003ch2\u003eSingle 3.6 kW Element\u003c\/h2\u003e\n\u003cp\u003eThis Vulcan Duomax 400L model is the 3.6 kW single element version.\u003c\/p\u003e\n\u003cp\u003eA 3.6 kW element may suit many replacement installations where the existing electrical setup is compatible. Electrical suitability should still be checked before ordering or installation.\u003c\/p\u003e\n\u003cp\u003eElectrical work, circuit changes, isolator upgrades and compliance upgrades are not included in the supply-only product price.\u003c\/p\u003e\n\u003ch2\u003eOff-Peak Tariff Suitability\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan 400L electric water heater is listed as suitable for connection to off-peak tariff.\u003c\/p\u003e\n\u003cp\u003eThis can suit large electric storage systems where the tank heats during off-peak electricity periods and stores hot water for later use. Tariff setup, recovery time and household usage should be checked before choosing the system.\u003c\/p\u003e\n\u003cp\u003eA 400L off-peak electric storage system may be useful where the home needs a large volume of stored hot water ready across the day.\u003c\/p\u003e\n\u003ch2\u003eIndoor or Outdoor Installation Suitability\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L is suitable for internal or external installation where the location meets the required plumbing, drainage, access, electrical and compliance requirements.\u003c\/p\u003e\n\u003cp\u003eFor indoor locations, safe tray, drainage, service access and leak protection requirements should be checked before installation.\u003c\/p\u003e\n\u003cp\u003eFor outdoor locations, the system location must be suitable for weather exposure, base support, plumbing connections, electrical compliance and future service access.\u003c\/p\u003e\n\u003ch2\u003eConnection Layout\u003c\/h2\u003e\n\u003cp\u003eThe supplied source text notes that the Vulcan product page refers to left handed connections, while the trade listing identifies system connections as dual handed.\u003c\/p\u003e\n\u003cp\u003eBecause product variants and supplier listings can differ, the supplied model’s connection layout should be checked before installation. This is especially important for like-for-like replacement work where pipework alignment affects installation time, parts and cost.\u003c\/p\u003e\n\u003ch2\u003eWater Pressure Requirements\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L has an ECV setting of 850 kPa, maximum water supply pressure of 680 kPa with ECV, maximum water supply pressure of 800 kPa without ECV and relief valve pressure of 1000 kPa.\u003c\/p\u003e\n\u003cp\u003eIf incoming water pressure is too high, pressure control may be required. Valve requirements should be checked before installation, especially when replacing older systems where existing valves may be worn, missing or non-compliant.\u003c\/p\u003e\n\u003ch2\u003eLead Free Model Listing\u003c\/h2\u003e\n\u003cp\u003eThe trade listing identifies this model as a lead free Duomax 400L electric water heater.\u003c\/p\u003e\n\u003cp\u003eLead free product listings are becoming increasingly important in plumbing product selection. Final suitability should still be confirmed against the product supplied, local requirements and the installer’s compliance checks.\u003c\/p\u003e\n\u003ch2\u003eLarge System Delivery and Handling Considerations\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L is a large, heavy electric storage hot water system.\u003c\/p\u003e\n\u003cp\u003eVulcan lists the empty weight as 111 kg and shipped weight as 118 kg. The trade listing shows 112 kg weight and 120 kg approximate empty weight.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, check whether the delivery location can safely accept a large hot water system. Stairs, steep blocks, narrow access, tight cupboards, apartment buildings, raised platforms and difficult delivery paths can affect delivery and installation planning.\u003c\/p\u003e\n\u003ch2\u003eVulcan Duomax 400L vs 315L Electric Storage\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L offers more stored hot water capacity than a 315L electric storage unit.\u003c\/p\u003e\n\u003cp\u003eA 315L electric system may suit many medium to large households, while the 400L model may be better for larger homes, higher shower use, multiple occupants, homes with baths or properties that regularly run out of hot water with a smaller tank.\u003c\/p\u003e\n\u003cp\u003eThe right size depends on usage patterns, tariff setup, recovery needs and whether the household genuinely needs the extra stored capacity.\u003c\/p\u003e\n\u003ch2\u003eVulcan Duomax 400L vs Heat Pump Hot Water\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L electric storage system uses an electric element to heat stored water.\u003c\/p\u003e\n\u003cp\u003eA heat pump hot water system uses heat from the surrounding air to heat stored water more efficiently under suitable conditions.\u003c\/p\u003e\n\u003cp\u003eThe Vulcan Duomax 400L may suit customers wanting a straightforward large electric storage replacement. A heat pump may suit customers looking for an energy-efficient upgrade where the location has suitable airflow, drainage, electrical supply, space and noise considerations.\u003c\/p\u003e\n\u003cp\u003eThe better option depends on the property, budget, available space, household hot water use, tariff setup and installer advice.\u003c\/p\u003e\n\u003ch2\u003eVulcan Duomax 400L vs Instant Electric Hot Water\u003c\/h2\u003e\n\u003cp\u003eThe Vulcan Duomax 400L stores a large volume of hot water, while an instant electric system heats water as it flows through the unit.\u003c\/p\u003e\n\u003cp\u003eA 400L storage system is generally better suited to whole-home, high-demand hot water use than most instant electric systems. Instant electric units may suit point-of-use applications, but they often require specific electrical capacity and may not suit larger family homes.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eLarge electric hot water system replacement\u003cbr\u003e400L electric storage replacement\u003cbr\u003eLarger family homes\u003cbr\u003eHomes with high hot water usage\u003cbr\u003eProperties with multiple occupants\u003cbr\u003eRental properties\u003cbr\u003eInvestment properties\u003cbr\u003eRenovation projects\u003cbr\u003eProperties replacing an existing 400L electric unit\u003cbr\u003eHomes suited to off-peak electric hot water\u003cbr\u003eIndoor installations with compliant drainage and access\u003cbr\u003eOutdoor installations with suitable base and weather exposure\u003cbr\u003eSupply-only orders where a licensed installer is already arranged\u003c\/p\u003e\n\u003cp\u003eSuitability depends on household size, hot water usage, tariff setup, installation location, plumbing condition, electrical supply, water pressure, access, drainage and compliance requirements.\u003c\/p\u003e\n\u003ch2\u003eValves, Fittings and Parts to Check Before Ordering\u003c\/h2\u003e\n\u003cp\u003eA large electric storage hot water system may require more than the main tank. Depending on your existing setup and installer requirements, compatible valves, pipework, fittings or accessories may also be needed.\u003c\/p\u003e\n\u003cp\u003eCheck whether your installer requires:\u003c\/p\u003e\n\u003cp\u003eTempering valve\u003cbr\u003ePTR valve\u003cbr\u003eExpansion control valve\u003cbr\u003ePressure limiting valve\u003cbr\u003eIsolation valve\u003cbr\u003eNon-return valve\u003cbr\u003eDuo valve\u003cbr\u003eHot water connection kit\u003cbr\u003eCopper or braided connections where suitable\u003cbr\u003ePipework fittings\u003cbr\u003eDrainage parts\u003cbr\u003eSafe tray for indoor installation\u003cbr\u003eBase or support requirements\u003cbr\u003eElectrical connection parts\u003cbr\u003eAnode option suitable for local water conditions\u003c\/p\u003e\n\u003cp\u003eHot Water Outlet also sells hot water valves, connections, spare parts and accessories, making it easier to order the system and related products in one place.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy From Hot Water Outlet?\u003c\/h2\u003e\n\u003cp\u003eHot Water Outlet is focused on hot water supply across Australia. We sell hot water systems, valves, pipework, fittings, connections, spare parts and accessories online, with fast delivery options available on eligible products.\u003c\/p\u003e\n\u003cp\u003eBuy from Hot Water Outlet for:\u003c\/p\u003e\n\u003cp\u003eSupply-only hot water systems\u003cbr\u003eFast delivery across Australia\u003cbr\u003eSame day delivery in select metro areas on eligible orders\u003cbr\u003eElectric, gas, heat pump and instant hot water products\u003cbr\u003eHot water valves, pipework and fittings\u003cbr\u003eSpare parts and accessories\u003cbr\u003eClear product information\u003cbr\u003eOnline ordering for homeowners, trades, landlords and property managers\u003cbr\u003eHot water products from trusted brands like Vulcan\u003c\/p\u003e\n\u003cp\u003eHot Water Outlet does not install hot water systems directly. If you need help with installation, we may be able to help organise a quote from a reputable installer where available, or you can arrange your own licensed plumber and electrician.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eCan I buy the Vulcan Duomax 400L supply only?\u003c\/h3\u003e\n\u003cp\u003eYes. Hot Water Outlet sells the Vulcan Duomax 400L as a supply-only electric hot water system. The product price is for the unit only and does not include installation, valve kits, old system removal, disposal, electrical work, pipework changes or compliance upgrades unless clearly stated.\u003c\/p\u003e\n\u003ch3\u003eWhat size is the Vulcan Duomax 400L?\u003c\/h3\u003e\n\u003cp\u003eThe Vulcan Duomax 400L has 400L hot water delivery.\u003c\/p\u003e\n\u003ch3\u003eHow many people is the Vulcan Duomax 400L suitable for?\u003c\/h3\u003e\n\u003cp\u003eVulcan lists the 400L model as suitable for a maximum of 9 people based on stated usage conditions. Real suitability depends on shower length, outlet flow rates, water temperature, climate, tariff setup and household usage patterns.\u003c\/p\u003e\n\u003ch3\u003eWhat is the element size?\u003c\/h3\u003e\n\u003cp\u003eThis model has a 3.6 kW single element.\u003c\/p\u003e\n\u003ch3\u003eIs it single element or twin element?\u003c\/h3\u003e\n\u003cp\u003eThis model is listed as a single element electric water heater.\u003c\/p\u003e\n\u003ch3\u003eCan it be installed indoors?\u003c\/h3\u003e\n\u003cp\u003eYes, it can be installed indoors where the location meets access, drainage, plumbing, electrical and compliance requirements. Indoor installations may require safe tray and drainage provisions.\u003c\/p\u003e\n\u003ch3\u003eCan it be installed outdoors?\u003c\/h3\u003e\n\u003cp\u003eYes, it can be installed outdoors where the location is suitable and compliant. The base, weather exposure, service access, pipework and electrical requirements should be checked before installation.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for off-peak tariff?\u003c\/h3\u003e\n\u003cp\u003eYes. Vulcan lists the 400L model as suitable for connection to off-peak tariff.\u003c\/p\u003e\n\u003ch3\u003eWhat are the dimensions?\u003c\/h3\u003e\n\u003cp\u003eThe listed dimensions are 1840 mm high x 690 mm wide x 730 mm deep.\u003c\/p\u003e\n\u003ch3\u003eWhat does it weigh?\u003c\/h3\u003e\n\u003cp\u003eVulcan lists the empty weight as 111 kg and shipped weight as 118 kg. The trade listing shows 112 kg weight and 120 kg approximate empty weight.\u003c\/p\u003e\n\u003ch3\u003eWhat are the water connections?\u003c\/h3\u003e\n\u003cp\u003eThe listed water connections are Rp 3\/4.\u003c\/p\u003e\n\u003ch3\u003eWhat is the ECV setting?\u003c\/h3\u003e\n\u003cp\u003eThe listed ECV setting is 850 kPa.\u003c\/p\u003e\n\u003ch3\u003eWhat is the maximum water supply pressure?\u003c\/h3\u003e\n\u003cp\u003eThe listed maximum water supply pressure is 680 kPa with ECV and 800 kPa without ECV.\u003c\/p\u003e\n\u003ch3\u003eWhat is the relief valve pressure?\u003c\/h3\u003e\n\u003cp\u003eThe listed relief valve pressure is 1000 kPa.\u003c\/p\u003e\n\u003ch3\u003eIs it lead free?\u003c\/h3\u003e\n\u003cp\u003eThe trade listing identifies this model as lead free.\u003c\/p\u003e\n\u003ch3\u003eWhat is the manufacturer part number?\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer part number is 6D1400G7.\u003c\/p\u003e\n\u003ch3\u003eWhat is the Vulcan product code?\u003c\/h3\u003e\n\u003cp\u003eFor the 3.6 kW model, use Vulcan product reference 661400G7.\u003c\/p\u003e\n\u003ch3\u003eWhat is the Tradelink product code?\u003c\/h3\u003e\n\u003cp\u003eThe Tradelink product code is 309856.\u003c\/p\u003e\n\u003ch3\u003eDoes it have dual handed connections?\u003c\/h3\u003e\n\u003cp\u003eThe supplied source text notes that the trade listing identifies the system connections as dual handed, while the Vulcan product page refers to left handed connections. The supplied model should be checked before installation.\u003c\/p\u003e\n\u003ch3\u003eIs it suitable for replacing an old large electric water heater?\u003c\/h3\u003e\n\u003cp\u003eYes, it may suit like-for-like replacement of an older large electric storage water heater, provided the location, dimensions, connections, electrical supply, water pressure and compliance requirements are suitable.\u003c\/p\u003e\n\u003ch3\u003eDo I need new valves?\u003c\/h3\u003e\n\u003cp\u003eNew valves may be required depending on the existing installation, valve age, pressure requirements and compliance needs. Ask your licensed installer to confirm whether you need a tempering valve, PTR valve, expansion control valve, pressure limiting valve or other hot water fittings.\u003c\/p\u003e\n\u003ch3\u003eDo I need a plumber and electrician?\u003c\/h3\u003e\n\u003cp\u003eYes. A licensed plumber is required for hot water plumbing work, and a licensed electrician may be required to confirm or complete electrical work for the system.\u003c\/p\u003e\n\u003ch3\u003eDoes Hot Water Outlet install this system?\u003c\/h3\u003e\n\u003cp\u003eHot Water Outlet sells supply-only hot water systems and parts. We do not install hot water systems directly. If needed, we may be able to help organise a quote from a reputable installer where available.\u003c\/p\u003e\n\u003ch3\u003eIs same day delivery available?\u003c\/h3\u003e\n\u003cp\u003eSame day delivery may be available in select metro areas on eligible orders. Availability depends on stock, order time, product size and delivery location.\u003c\/p\u003e\n\u003ch3\u003eDo you deliver Australia wide?\u003c\/h3\u003e\n\u003cp\u003eYes. Hot Water Outlet supplies hot water systems, valves, fittings, spares and accessories across Australia, with delivery options depending on stock, product size and location.\u003c\/p\u003e\n\u003ch3\u003eWhat warranty applies to the Vulcan Duomax 400L?\u003c\/h3\u003e\n\u003cp\u003eThe product specification shows a 10 year cylinder warranty and 12 months parts and labour, subject to current warranty terms. Warranty details should be checked before purchase because terms can depend on model, installation and manufacturer conditions.\u003c\/p\u003e\n\u003ch2\u003eOrder the Vulcan Duomax 400L Online\u003c\/h2\u003e\n\u003cp\u003eOrder the Vulcan Duomax 400L Electric Storage Hot Water System online from Hot Water Outlet. With 400L hot water delivery, a 3.6 kW single element, vitreous enamel lined cylinder and fast delivery options across Australia, it is a practical supply-only choice for customers replacing a large electric storage hot water system.\u003c\/p\u003e","brand":"Hot Water Outlet","offers":[{"title":"3.6kW*","offer_id":53420679332154,"sku":null,"price":1599.0,"currency_code":"AUD","in_stock":true},{"title":"2.4kW*","offer_id":53420679364922,"sku":null,"price":1639.0,"currency_code":"AUD","in_stock":true},{"title":"1.8kW*","offer_id":53420679397690,"sku":null,"price":1639.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/4963\/8458\/files\/vulcan-duomax-400l-electric-hot-water-system-9775930.webp?v=1781937992"}],"url":"https:\/\/hotwateroutlet.com.au\/collections\/400l-electric-hot-water-systems.oembed","provider":"Hot Water Outlet","version":"1.0","type":"link"}