{"product_id":"bigbattery-ethos-eg4-12000xp-v2-off-grid-system","title":"BigBattery ETHOS + EG4 12000XP V2 Off-Grid System","description":"\u003ch2 style=\"text-align: center;\" class=\"product_title entry-title\"\u003e\u003cspan style=\"color: rgb(50, 149, 66);\"\u003e\u003cstrong\u003eBigBattery ETHOS Battery \u0026amp; 12000XP V2 Inverter | 10.24– 92.16kWh | Off- Grid System\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 class=\"content__summary-title\"\u003e\u003cstrong\u003eProduct Summary:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"woocommerce-product-details__short-description\"\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"226\" data-start=\"180\"\u003eBigBattery ETHOS™ + EG4 12000XP ESS System\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a powerful, scalable energy solution designed for both\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"322\" data-start=\"285\"\u003eon-grid and off-grid applications\u003c\/strong\u003e. Combining the\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"382\" data-start=\"338\"\u003emodular ETHOS 48V LiFePO₄ battery system\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith the high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"440\" data-start=\"409\"\u003eEG4 12000XP hybrid inverter\u003c\/strong\u003e, this system delivers reliable, efficient energy for homes, cabins, and homesteads.\u003c\/p\u003e\n\u003cdiv id=\"bb-see-more-1\" class=\"bb-see-more\"\u003e\n\u003cdiv class=\"bb-see-more-content\"\u003e\n\u003cp\u003eThe EG4 12000XP provides up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"591\" data-start=\"561\"\u003e12,000W split-phase output\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewith up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"623\" data-start=\"603\"\u003e24,000W PV input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand dual MPPTs, enabling strong solar production and seamless power management between solar, battery, and grid. Paired with the ETHOS battery system – expandable up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"802\" data-start=\"791\"\u003e80+ kWh –\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003ethis setup ensures long-lasting, maintenance-free energy storage with consistent performance.\u003c\/p\u003e\n\u003cp\u003eBuilt with advanced battery management, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong data-end=\"1008\" data-start=\"982\"\u003eU.S.-engineered design\u003c\/strong\u003e, this system delivers safe, intelligent energy control with closed-loop communication and real-time monitoring. Ideal for backup power, energy savings, and full off-grid independence.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1349\" data-start=\"1334\"\u003eShips From:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTexas, USA\u003cbr data-end=\"1363\" data-start=\"1360\"\u003e\u003cstrong data-end=\"1376\" data-start=\"1363\"\u003eWarranty:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e12 Years (Battery), 5 Years (Inverter)\u003cbr data-end=\"1418\" data-start=\"1415\"\u003e\u003cstrong data-end=\"1430\" data-start=\"1418\"\u003eSupport:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eLifetime USA-Based Tech Support\u003c\/p\u003e\n\u003ch3 data-end=\"1491\" data-start=\"1471\" data-section-id=\"18fxkdn\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-end=\"1491\" data-start=\"1474\"\u003eCompatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1394\" data-start=\"1360\"\u003e\u003cstrong data-end=\"1394\" data-start=\"1360\"\u003eIntegrated \u0026amp; Optimized System:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1449\" data-start=\"1395\"\u003e\n\u003cli data-end=\"1449\" data-start=\"1395\" data-section-id=\"iupuy2\"\u003eETHOS Battery System + EG4 12000XP Hybrid Inverter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1477\" data-start=\"1451\"\u003e\u003cstrong data-end=\"1477\" data-start=\"1451\"\u003eExpandable \u0026amp; Flexible:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1652\" data-start=\"1478\"\u003e\n\u003cli data-end=\"1527\" data-start=\"1478\" data-section-id=\"17eyxqi\"\u003eScalable ETHOS battery capacity up to 80+ kWh\u003c\/li\u003e\n\u003cli data-end=\"1593\" data-start=\"1528\" data-section-id=\"1i9563i\"\u003eCompatible with additional ETHOS modules for future expansion\u003c\/li\u003e\n\u003cli data-end=\"1652\" data-start=\"1594\" data-section-id=\"r3gs9b\"\u003eSupports grid-tied, hybrid, and off-grid installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"1422\" data-start=\"1388\"\u003e\u003cstrong data-end=\"1818\" data-start=\"1802\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul data-end=\"2750\" data-start=\"1820\"\u003e\n\u003cli data-end=\"1774\" data-start=\"1680\" data-section-id=\"1eja3v9\"\u003e\n\u003cstrong data-end=\"1707\" data-start=\"1682\"\u003eComplete ESS Solution\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Battery + inverter system designed to work seamlessly together\u003c\/li\u003e\n\u003cli data-end=\"1868\" data-start=\"1775\" data-section-id=\"neznu\"\u003e\n\u003cstrong data-end=\"1807\" data-start=\"1777\"\u003e12,000W Split-Phase Output\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Reliable power for residential and off-grid applications\u003c\/li\u003e\n\u003cli data-end=\"1943\" data-start=\"1869\" data-section-id=\"ja34rd\"\u003e\n\u003cstrong data-end=\"1891\" data-start=\"1871\"\u003e24,000W PV Input\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– High solar capacity with dual MPPT optimization\u003c\/li\u003e\n\u003cli data-end=\"2030\" data-start=\"1944\" data-section-id=\"185zn5\"\u003e\n\u003cstrong data-end=\"1975\" data-start=\"1946\"\u003eLiFePO₄ Battery Chemistry\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Safe, stable lithium technology with long lifespan\u003c\/li\u003e\n\u003cli data-end=\"2109\" data-start=\"2031\" data-section-id=\"1o9om7f\"\u003e\n\u003cstrong data-end=\"2054\" data-start=\"2033\"\u003e6,000+ Cycle Life\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Built for years of daily use and long-term savings\u003c\/li\u003e\n\u003cli data-end=\"2197\" data-start=\"2110\" data-section-id=\"hdjfgj\"\u003e\n\u003cstrong data-end=\"2141\" data-start=\"2112\"\u003eClosed-Loop Communication\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Optimized coordination between battery and inverter\u003c\/li\u003e\n\u003cli data-end=\"2286\" data-start=\"2198\" data-section-id=\"4emd02\"\u003e\n\u003cstrong data-end=\"2227\" data-start=\"2200\"\u003eAdvanced BMS Protection\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Multi-layer protection for safe and reliable operation\u003c\/li\u003e\n\u003cli data-end=\"2365\" data-start=\"2287\" data-section-id=\"1v2h3jo\"\u003e\n\u003cstrong data-end=\"2310\" data-start=\"2289\"\u003eModular Expansion\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Easily scale storage capacity as energy needs grow\u003c\/li\u003e\n\u003cli data-end=\"2431\" data-start=\"2366\" data-section-id=\"j24nbd\"\u003e\n\u003cstrong data-end=\"2392\" data-start=\"2368\"\u003eUPS Backup (15-30ms)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Seamless transition during outages\u003c\/li\u003e\n\u003cli data-end=\"2518\" data-start=\"2432\" data-section-id=\"fhtmup\"\u003e\n\u003cstrong data-end=\"2461\" data-start=\"2434\"\u003eSmart Energy Management\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Supports load control, AC coupling, and peak shaving\u003c\/li\u003e\n\u003cli data-end=\"2607\" data-start=\"2519\" data-section-id=\"1sx1hj0\"\u003e\n\u003cstrong data-end=\"2552\" data-start=\"2521\"\u003eRemote Monitoring \u0026amp; Control\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– Real-time system tracking and performance insights\u003c\/li\u003e\n\u003cli data-end=\"2674\" data-start=\"2608\" data-section-id=\"1ph7tfo\"\u003e\n\u003cstrong data-end=\"2640\" data-start=\"2610\"\u003eMaintenance-Free Operation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– No routine servicing required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eflexible, high-performance energy storage system\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ebuilt for reliability, scalability, and long-term energy independence.\u003c\/p\u003e\n\u003ch3 class=\"bb-justify-between\"\u003e\u003cstrong\u003eKit includes - Quantity depends on Your ESS Configuration\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cdiv class=\"bb-items-included-frontend\"\u003e\n\u003cdiv class=\"bb-item-frontend\"\u003e\n\u003cdiv class=\"bb-item-info\"\u003e\n\u003cspan class=\"bb-item-title\"\u003eETHOS Control Box\u003c\/span\u003e\u003cspan class=\"bb-item-sku\"\u003eCNT060\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bb-item-frontend\"\u003e\n\u003cdiv class=\"bb-item-info\"\u003e\u003cspan class=\"bb-item-title\"\u003eBigBattery ETHOS | 48V - 5.1kWh | UL1973 | Home Battery Backup LFP\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bb-item-frontend\"\u003e\n\u003cdiv class=\"bb-item-info\"\u003e\u003cspan class=\"bb-item-title\"\u003e10kWh Ethos Controller to Battery Power Cable 31.5\\\\\\\" inch (800mm)\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bb-item-frontend\"\u003e\n\u003cdiv class=\"bb-item-info\"\u003e\n\u003cspan class=\"bb-item-qty\"\u003e1x\u003c\/span\u003e\u003cspan class=\"bb-item-title\"\u003eEG4 12000XP (24kPV) OFF-GRID INVERTER\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003eDownloads \u0026amp; Specifications\u003c\/span\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/h5\u003e\n\u003cdiv class=\"table-header\"\u003e\n\u003ch2\u003eBattery Specifications\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-body\"\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSystem Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e48V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e51.2V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eChemistry:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eLiFePO4\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003ekWh Capacity:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e10.24kWh\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eAh Capacity:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e200Ah\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCharging Voltage Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e55.6 – 57V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Charge Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e57V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eOperating Voltage Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e48 – 57V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSuggested Low Voltage Cutoff:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e48 – 50.8V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCell Configuration:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e16S 2P\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Continuous Discharge Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e200A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Continuous Power:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e10240W\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Discharge Peak Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e300A (Max 5 seconds)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Charge Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e200A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCharge Temperature Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e32°F – 113°F (0°C – 45°C)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eDischarge Temperature Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e-4°F – 140°F (-20°C – 60°C)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eOptimal Discharge Temperature Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e59°F – 95°F (15°C – 35°C)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eStorage Temperature Range (SoC \u0026gt;50%):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e-4°F – 113°F (-20°C – 45°C) (Max 6 months)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eWeight:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e273 lb (123.8 kg)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eDimensions (D×W×H):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e6.7 in × 26.5 in × 43.3 in\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Connections:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eUp to (16) parallel connections per control box\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eProtection Rating:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eIP65 \/ NEMA 4X\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCommunications:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eCANBus \/ RS485\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCertifications:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eUL9540A, UL1973, \u0026amp; UN38.3\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-value\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cdiv class=\"table-header\"\u003e\n\u003ch2\u003eInverter Specifications\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-body\"\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal AC Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e120\/240VAC | 120\/208VAC (L1\/L2\/N required)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eFrequency (Grid | Generator):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e60 Hz (Default) | 50 Hz (Configurable)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Continuous AC Current (Grid | Generator):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e100A @ 240VAC | 62.5A @ 240VAC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax AC Input Power:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e24000W\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eAC Bypass (Grid | Generator):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e100A | 90A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eRecommended Generator Capacity:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e6000W – 15000W\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eOutput Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e120\/240VAC | 208VAC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eOutput Frequency:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e60 Hz (Default) | 50 Hz (Configurable)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Continuous Output Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e50A @ 240VAC | 57.7A @ 208VAC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal Output Power (without PV):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e12000W @ 240V | 12000W @ 208V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal Output Power (with PV):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e12000W @ 240V | 12000W @ 208V\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Continuous Wattage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e12000W (L1\/L2) | 6000W (L1-N\/L2-N)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSurge Capacity:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e18000W (5 sec) | 15000W (10 sec)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003ePower Factor:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e0.99\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eTotal Harmonic Distortion:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026lt;3%\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSwitching Time:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026lt;10 ms (Single) | \u0026lt;20 ms (Parallel)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNo. of MPPTs (Inputs per MPPT):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e2 (2)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Input Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e35A \/ 35A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Short Circuit Input Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e44A \/ 44A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eDC Input Voltage Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e100 – 480VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMin Start Up Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e100VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMPPT Operating Voltage Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e120 – 385VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal MPPT Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e320VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Utilized PV Power:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e24000W (12000W per MPPT)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Recommended PV Input:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e28000W (14000W per MPPT)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eEfficiency:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e99% (MPPT) | 93.5% (PV to Loads) | 92.8% (PV to Battery) | 92.5% (AC to Battery) | 90.2% (Battery to Loads)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eIdle Consumption (Standby Mode):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026lt;70W\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eNominal Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e48VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eBattery Voltage Range:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e46.4 – 60VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Charge \/ Discharge Current:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e250A\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Charge \/ Discharge Power:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e12000W\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eDC Cut-Off Voltage:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e59VDC\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eRecommended Battery Capacity per Inverter:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026gt;400Ah\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eMax Parallel Connections:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e6\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eProtection Rating:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eIP20\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCommunication Interface:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eRS485 \/ CANBus \/ WiFi\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eOperating Temperature (Full Load):\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e32ºF – 113ºF (0ºC – 45ºC)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eStorage Temperature:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e5ºF – 140ºF (-15ºC – 60ºC)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eAltitude:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026lt;6,561 ft (2000 m)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eRelative Humidity:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e5 – 95% (Non-Condensing)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eTypical Noise Emission:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e\u0026lt;60 dB\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCooling Method:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eFan\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eWeight:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e104.7 lbs (47.5 kg)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eDepth:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e5.9 in (150 mm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eWidth:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e20.9 in (530 mm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eHeight:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003e34.25 in (870 mm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-value\"\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cdiv class=\"table-header\"\u003e\n\u003ch2\u003eBattery Downloads\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-body\"\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSKU:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eK0183, K0184, K0710, K0711, K0185,K0186, K0187, K0188, K0189, K0190\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSpec Sheet:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2025\/11\/ETHOS-NEW-SpecSheet-1.5-BatteryCB.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eUser Manual:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/05\/White-Cover-ETHOS-BATTERY-USER-MANUAL-4.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eUL1973 Certificate:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/05\/UL1973-ETHOS.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSafety Data Sheet:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2023\/11\/SDS_BigBattery_LFP-1.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCEC Listing – BigBattery ETHOS + EG4 12000XP:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/solarequipment.energy.ca.gov\/Home\/EnergyStorage?ManufacturerID=BigBattery%2C+Inc.\u0026amp;amp;ModelNameID=-1\u0026amp;amp;Submit=Search\u0026amp;amp;Rows=25\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/gotolink.png\" alt=\"Go to link\"\u003eGO TO LINK\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cdiv class=\"table-header\"\u003e\n\u003ch2\u003eInverter Downloads\u003c\/h2\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-body\"\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSKU:\u003c\/span\u003e\u003cspan class=\"row-value\"\u003eK0183, K0184, K0710, K0711, K0185,K0186, K0187, K0188, K0189, K0190\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eSpec Sheet:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/02\/EG4-12000XPV2-Spec-Sheet-NEW.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eUser Manual:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/02\/EG4-12000XPV2-Manual-NEW.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eUL1741 Certificate:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2025\/02\/EG4-12000XP-UL-1741-Certificate-of-Compliance.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eUL9540 Certificate:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2024\/02\/EG4-12000XP-WallMount-Indoor-280-Indoor-Battery-ESS-UL-9540-Certificate-of-Compliance-NEW.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eWiFi Configuration Guide:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/bigbattery.com\/wp-content\/uploads\/2025\/02\/EG4-Wifi-Dongle-Troubleshooting-Guide.pdf\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/download.png\" alt=\"Download\"\u003eDOWNLOAD\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\n\u003cspan class=\"row-key\"\u003eCEC Listing – BigBattery ETHOS + EG4 12000XP:\u003c\/span\u003e\u003ca class=\"download-btn\" href=\"https:\/\/solarequipment.energy.ca.gov\/Home\/EnergyStorage?ManufacturerID=EG4+Electronics+LLC\u0026amp;amp;ModelNameID=-1\u0026amp;amp;Submit=Search\u0026amp;amp;Rows=25\" rel=\"noopener\" target=\"_blank\"\u003e\u003cimg decoding=\"async\" src=\"https:\/\/bigbattery.com\/wp-content\/themes\/shoptimizer-child\/template-parts\/product\/assets\/images\/gotolink.png\" alt=\"Go to link\"\u003eGO TO LINK\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"table-row\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 class=\"table-row\"\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e \u003c\/h3\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eBigBattery batteries are backed by a 12-year warranty, giving you reliable long-term performance and confidence in every charge. Designed for durability and engineered to last, our batteries are built to power your setup for over a decade. For more information, please visit our \u003c\/span\u003e\u003ca href=\"https:\/\/bigbattery.com\/policies\/\" rel=\"noopener\" target=\"_blank\"\u003epolicy\u003c\/a\u003e\u003cspan\u003e page\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BigBattery","offers":[{"title":"1x 12000xp + 2x ETHOS","offer_id":48629219033334,"sku":"K0183","price":4760.0,"currency_code":"USD","in_stock":true},{"title":"1x 12000xp + 3x ETHOS","offer_id":50445926924534,"sku":"K0184","price":6020.0,"currency_code":"USD","in_stock":true},{"title":"1x 12000xp + 4x ETHOS","offer_id":50445926957302,"sku":"K0710","price":7470.0,"currency_code":"USD","in_stock":true},{"title":"1x 12000xp + 6x ETHOS","offer_id":50445926990070,"sku":"K0711","price":9970.0,"currency_code":"USD","in_stock":true},{"title":"2x 12000xp + 4x ETHOS","offer_id":50445927317750,"sku":"K0185","price":9655.0,"currency_code":"USD","in_stock":true},{"title":"2x 12000xp + 6x ETHOS","offer_id":50445927350518,"sku":"K0186","price":12175.0,"currency_code":"USD","in_stock":true},{"title":"2x 12000xp + 12x ETHOS","offer_id":50445927383286,"sku":"K0187","price":20075.0,"currency_code":"USD","in_stock":true},{"title":"3x 12000xp + 6x ETHOS","offer_id":50445927547126,"sku":"K0188","price":14585.0,"currency_code":"USD","in_stock":true},{"title":"3x 12000xp + 9x ETHOS","offer_id":50445927579894,"sku":"K0189","price":18365.0,"currency_code":"USD","in_stock":true},{"title":"3x 12000xp + 18x ETHOS","offer_id":50445927612662,"sku":"K0190","price":30215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/3738\/7254\/files\/Off-Grid-1x-2x-1-1.webp?v=1776284464","url":"https:\/\/ecopowerit.com\/products\/bigbattery-ethos-eg4-12000xp-v2-off-grid-system","provider":"EcoPowerit","version":"1.0","type":"link"}