{"product_id":"16-38kw-solar-kit-19-2kwh-battery-storage-runergy-455w-fortress-power-envy-duo-21","title":"16.38kW Solar Kit + 19.2kWh Battery Storage Kit | Runergy 455W \u0026 Fortress Power Envy Duo 21","description":"\u003cstyle\u003e\n  .solar-kit-description {\n    line-height: 1.6;\n    text-align: left;\n  }\n\n  .solar-kit-description,\n  .solar-kit-description * {\n    box-sizing: border-box;\n  }\n\n  .solar-kit-description h2 {\n    margin: 0 0 12px !important;\n    line-height: 1.3;\n  }\n\n  .solar-kit-description h3 {\n    margin: 28px 0 12px !important;\n    line-height: 1.35;\n    color: #08088a;\n  }\n\n  .solar-kit-description p {\n    margin: 0 0 16px !important;\n  }\n\n  .solar-kit-description ul {\n    margin: 0 0 20px !important;\n    padding-left: 22px !important;\n  }\n\n  .solar-kit-description li {\n    margin: 0 0 8px !important;\n    padding: 0 !important;\n  }\n\n  .solar-kit-description li:last-child {\n    margin-bottom: 0 !important;\n  }\n\n  .solar-kit-description .kit-shipping {\n    margin: 0 0 24px;\n  }\n\n  .solar-kit-description .kit-shipping img {\n    display: block;\n    width: 182px;\n    max-width: 100%;\n    height: auto;\n    margin: 0 0 12px !important;\n    float: none;\n  }\n\n  .solar-kit-description .kit-shipping p {\n    margin: 0 !important;\n    color: #08088a;\n  }\n\n  .solar-kit-description .kit-offer {\n    padding: 18px;\n    margin: 20px 0;\n    background: #f7f7f7;\n  }\n\n  .solar-kit-description .kit-offer p {\n    margin: 0 0 8px !important;\n  }\n\n  .solar-kit-description .kit-offer p:last-child {\n    margin-bottom: 0 !important;\n  }\n\n  .solar-kit-description .kit-table {\n    width: 100%;\n    border-collapse: collapse;\n    table-layout: fixed;\n    margin: 0 0 24px !important;\n  }\n\n  .solar-kit-description .kit-table th,\n  .solar-kit-description .kit-table td {\n    padding: 12px 14px !important;\n    border: 1px solid #cfd4d8;\n    text-align: left;\n    vertical-align: top;\n    line-height: 1.5;\n    overflow-wrap: anywhere;\n  }\n\n  .solar-kit-description .kit-table th {\n    background: #08088a;\n    color: #ffffff;\n  }\n\n  .solar-kit-description .kit-table th:first-child,\n  .solar-kit-description .kit-table td:first-child:not([colspan]) {\n    width: 38%;\n    font-weight: bold;\n  }\n\n  .solar-kit-description .kit-table .kit-section-row td {\n    background: #eef1ff;\n    color: #08088a;\n    font-weight: bold;\n  }\n\n  .solar-kit-description hr {\n    border: 0;\n    border-top: 1px solid #cfd4d8;\n    margin: 28px 0 0;\n  }\n\n  .solar-kit-description .kit-faq details {\n    border: 1px solid #cfd4d8;\n    border-left: 4px solid #142cff;\n    margin: 0 0 10px !important;\n  }\n\n  .solar-kit-description .kit-faq summary {\n    display: flex;\n    align-items: flex-start;\n    justify-content: space-between;\n    gap: 16px;\n    padding: 16px;\n    cursor: pointer;\n    color: #08088a;\n    font-weight: bold;\n    line-height: 1.4;\n    list-style: none;\n  }\n\n  .solar-kit-description .kit-faq summary::-webkit-details-marker {\n    display: none;\n  }\n\n  .solar-kit-description .faq-plus {\n    flex-shrink: 0;\n    font-size: 22px;\n    line-height: 1;\n    transition: transform 0.2s;\n  }\n\n  .solar-kit-description .kit-faq details[open] .faq-plus {\n    transform: rotate(45deg);\n  }\n\n  .solar-kit-description .kit-faq-answer {\n    padding: 0 16px 16px;\n  }\n\n  .solar-kit-description .kit-faq-answer p {\n    margin: 0 !important;\n  }\n\n  @media screen and (max-width: 749px) {\n    .solar-kit-description h3 {\n      margin-top: 24px !important;\n    }\n\n    .solar-kit-description .kit-offer {\n      padding: 14px;\n    }\n\n    .solar-kit-description .kit-table th,\n    .solar-kit-description .kit-table td {\n      padding: 10px !important;\n    }\n\n    .solar-kit-description .kit-table th:first-child,\n    .solar-kit-description .kit-table td:first-child:not([colspan]) {\n      width: 44%;\n    }\n\n    .solar-kit-description .kit-faq summary {\n      padding: 14px;\n    }\n\n    .solar-kit-description .kit-faq-answer {\n      padding: 0 14px 14px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"solar-kit-description\"\u003e\n\u003cdiv class=\"kit-shipping\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0566\/3408\/1340\/files\/TRANS_499.png?v=1777588634\" alt=\"$499 flat-rate freight shipping\" width=\"182\" height=\"182\"\u003e\n\u003cp\u003e\u003cstrong\u003e$499 Flat-Rate Freight Shipping\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003e16.38kW Solar Kit with 19.2kWh Fortress Power Battery Storage\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e36 Runergy 455W panels + Fortress Power Envy Duo 21 inverter + eForce 19.2kWh LFP battery system + Guardian monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGenerate your own power, store energy for later and prepare for outages with a solar and battery package built for energy independence. This bundle combines 16.38kW of Runergy solar capacity with 19.2kWh of Fortress Power battery storage and an Envy Duo 21 hybrid inverter.\u003c\/p\u003e\n\u003cp\u003eUse solar power during the day and stored energy after sunset. When designed and installed for backup operation, the system can also supply designated household loads during a utility outage. The package supports grid-connected, backup and off-grid applications, subject to system design and local approval.\u003c\/p\u003e\n\u003cdiv class=\"kit-offer\"\u003e\n\u003cp\u003e\u003cstrong\u003eSolar Generation + Battery Storage + Smart Monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGet the major solar and storage components in one package, including 36 Runergy panels, a Fortress Power hybrid inverter, 19.2kWh of eForce storage and a Guardian monitoring hub.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWhat Is Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e(36) Runergy 455W Solar Panels\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e(1) Fortress Power Envy Duo 21 Hybrid Inverter\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e(1) Fortress Power eForce 19.2kWh LFP Battery System\u003c\/strong\u003e, consisting of two 9.6kWh battery modules\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e(1) Fortress Power Guardian Monitoring Hub\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eInstallation, solar racking, wiring, disconnects, overcurrent protection and other balance-of-system components are not included unless specifically stated elsewhere on the product page.\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003eSystem at a Glance\u003c\/h3\u003e\n\u003ctable class=\"kit-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolar array\u003c\/td\u003e\n\u003ctd\u003e16.38kW DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePanel quantity\u003c\/td\u003e\n\u003ctd\u003e36 panels at 455W each\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery storage\u003c\/td\u003e\n\u003ctd\u003e19.2kWh nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous backup output\u003c\/td\u003e\n\u003ctd\u003eUp to 12kW, subject to battery operating limits and system conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum PV-powered AC output\u003c\/td\u003e\n\u003ctd\u003e16kW at 240V or 13.8kW at 208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery chemistry\u003c\/td\u003e\n\u003ctd\u003eLithium iron phosphate (LFP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring\u003c\/td\u003e\n\u003ctd\u003eFortress Power Guardian included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eGrid-connected solar, battery backup and off-grid systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated equipment weight\u003c\/td\u003e\n\u003ctd\u003eApproximately 2,598 lb, excluding pallets and packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFreight shipping\u003c\/td\u003e\n\u003ctd\u003e$499 flat rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhy Choose This Solar + Battery Kit?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubstantial solar capacity:\u003c\/strong\u003e Thirty-six 455W panels create a 16.38kW DC array for daily electricity production and battery charging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy for later:\u003c\/strong\u003e The eForce system stores 19.2kWh of nominal energy for evening use and periods of limited solar production.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackup power capability:\u003c\/strong\u003e A properly configured system can supply designated loads during utility outages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible energy management:\u003c\/strong\u003e The Envy Duo 21 manages solar production and battery operation for grid-connected or off-grid configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom to expand:\u003c\/strong\u003e Additional battery storage and inverter capacity can be added within Fortress Power's design and installation limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring included:\u003c\/strong\u003e The Guardian hub provides access to supported Fortress Power battery monitoring features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDesigned For\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHomes seeking solar generation and battery storage\u003c\/li\u003e\n\u003cli\u003eProperties preparing for utility outages\u003c\/li\u003e\n\u003cli\u003eHomes with substantial daytime and evening electricity use\u003c\/li\u003e\n\u003cli\u003eFarms, workshops and remote properties\u003c\/li\u003e\n\u003cli\u003eOwners planning an expandable solar and storage system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable class=\"kit-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr class=\"kit-section-row\"\u003e\n\u003ctd colspan=\"2\"\u003eRunergy 455W Solar Panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated module power\u003c\/td\u003e\n\u003ctd\u003e455W per panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal array capacity\u003c\/td\u003e\n\u003ctd\u003e16,380W \/ 16.38kW DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated panel weight\u003c\/td\u003e\n\u003ctd\u003e55.12 lb per panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated combined panel weight\u003c\/td\u003e\n\u003ctd\u003e1,984.32 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"kit-section-row\"\u003e\n\u003ctd colspan=\"2\"\u003eFortress Power Envy Duo 21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous backup output\u003c\/td\u003e\n\u003ctd\u003e12,000W, subject to battery operating limits and system conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum PV-powered AC output\u003c\/td\u003e\n\u003ctd\u003e16,000W at 240V; 13,800W at 208V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum connected PV array\u003c\/td\u003e\n\u003ctd\u003e25,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated maximum PV input power\u003c\/td\u003e\n\u003ctd\u003e21,000W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT trackers\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPPT operating voltage\u003c\/td\u003e\n\u003ctd\u003e120–440V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum usable MPPT current\u003c\/td\u003e\n\u003ctd\u003e26A \/ 26A \/ 15A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC voltage configurations\u003c\/td\u003e\n\u003ctd\u003e120\/240V or 120\/208V, as supported by the installation configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal battery voltage\u003c\/td\u003e\n\u003ctd\u003e48V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure rating\u003c\/td\u003e\n\u003ctd\u003eNEMA 4X \/ IP66\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e22.3 × 35.2 × 11.2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e125.71 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years, subject to manufacturer terms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"kit-section-row\"\u003e\n\u003ctd colspan=\"2\"\u003eFortress Power eForce Battery System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal storage capacity\u003c\/td\u003e\n\u003ctd\u003e19.2kWh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery modules\u003c\/td\u003e\n\u003ctd\u003eTwo 9.6kWh modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery chemistry\u003c\/td\u003e\n\u003ctd\u003eLithium iron phosphate (LFP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated system weight\u003c\/td\u003e\n\u003ctd\u003e487 lb, depending on supplied configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExpansion\u003c\/td\u003e\n\u003ctd\u003eSupported within manufacturer system limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"kit-section-row\"\u003e\n\u003ctd colspan=\"2\"\u003eFortress Power Guardian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e1 included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunction\u003c\/td\u003e\n\u003ctd\u003eBattery monitoring and access to supported cloud monitoring features\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated weight\u003c\/td\u003e\n\u003ctd\u003e0.8 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"kit-section-row\"\u003e\n\u003ctd colspan=\"2\"\u003eTotal Package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated equipment weight\u003c\/td\u003e\n\u003ctd\u003eApproximately 2,598 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping weight\u003c\/td\u003e\n\u003ctd\u003eAdditional weight applies for pallets and protective packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFreight shipping charge\u003c\/td\u003e\n\u003ctd\u003e$499 flat rate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDelivery \u0026amp; Receiving\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eThis kit ships by freight for a flat rate of $499.\u003c\/strong\u003e The estimated combined equipment weight is approximately 2,598 lb before pallets and packaging. Components may arrive in separate shipments.\u003c\/p\u003e\n\u003cp\u003ePlease plan for a suitable receiving area and equipment or assistance to safely move the panels and battery system. If you are unable to receive freight at your location, contact us so we can help coordinate delivery options.\u003c\/p\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003eComponents are covered by their applicable manufacturer warranties. The Envy Duo 21 includes a 10-year manufacturer warranty. Runergy panel and eForce battery warranty coverage depends on the supplied model, complete system configuration and applicable manufacturer terms.\u003c\/p\u003e\n\u003ch3\u003eProfessional System Design Required\u003c\/h3\u003e\n\u003cp\u003eA qualified solar or electrical professional must confirm panel string sizing, inverter input limits, battery configuration, load requirements, racking, wiring and required protection equipment. Grid-connected installations require applicable permitting and utility approval. Actual solar production, usable battery energy and supported loads depend on location, weather, system settings and operating conditions.\u003c\/p\u003e\n\u003cdiv class=\"kit-faq\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eCan this kit be connected to the utility grid?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eYes, the kit can be designed for grid-connected operation. Your installer must confirm equipment approvals, local permitting requirements and utility interconnection approval.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eWill it provide power during an outage?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eYes, when properly designed, installed and configured for backup operation. Supported loads depend on inverter capacity, battery charge, available solar production and the property's electrical design.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eIs the system output 16.38kW?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003e16.38kW is the combined rated DC capacity of the 36 solar panels. The Envy Duo 21 provides up to 12kW of continuous backup output, subject to operating conditions. Its maximum PV-powered AC output is 16kW at 240V or 13.8kW at 208V.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eHow much energy does the battery store?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eThe two eForce battery modules provide 19.2kWh of nominal storage. Usable energy depends on reserve settings, operating conditions and system losses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eHow long will the battery power my home?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eRuntime depends on the loads being powered. Lighting, refrigeration and electronics use less energy than electric heating, central air conditioning and other large appliances. A load analysis helps determine the right backup configuration for your home.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eHow much does the complete kit weigh?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eThe estimated total equipment weight is approximately 2,598 lb, excluding pallets and packaging. Shipping weight and individual handling requirements vary by component and supplied configuration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eHow much is shipping?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eFreight shipping for this kit is a flat rate of $499. Components may arrive in separate shipments. Contact our team before ordering if your property has delivery restrictions or you need help coordinating receipt.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eCan the system be expanded?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eYes. The Fortress Power platform supports expansion within manufacturer limits. Additional batteries or inverters require a compatible design and proper installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan\u003eIs Guardian monitoring included?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eYes. One Fortress Power Guardian monitoring hub is included with the package.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cspan\u003eDoes the kit include everything needed for installation?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eThe bundle includes the listed panels, inverter, battery system and Guardian hub. Installation and site-specific materials such as racking, wiring, disconnects, grounding and protection equipment must be selected separately unless specifically included elsewhere on the product page.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003e\u003cspan\u003eCan this kit be used off-grid?\u003c\/span\u003e \u003cspan class=\"faq-plus\"\u003e+\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"kit-faq-answer\"\u003e\n\u003cp\u003eYes, with a properly designed off-grid configuration. Solar production, battery capacity and any supplemental power source must be sized to the property's loads and local conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fortress Power","offers":[{"title":"Default Title","offer_id":52907451646250,"sku":"USSSP202-1380","price":19999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0566\/3408\/1340\/files\/Fortress_duo21k_runergy_455W_kit.png?v=1791653986","url":"https:\/\/ussolarsupplier.com\/products\/16-38kw-solar-kit-19-2kwh-battery-storage-runergy-455w-fortress-power-envy-duo-21","provider":"US Solar Supplier","version":"1.0","type":"link"}