{"product_id":"lion-energy-ut-3500-bt-h-lithium-iron-phosphate-battery","title":"Lion Energy UT 3500 BT-H Lithium Iron Phosphate battery","description":"\u003cp data-start=\"73\" data-end=\"539\"\u003eThe Lion Energy UT 3500 BT-H battery delivers nearly three times the power of a standard UT 1300 BT-H, with 280Ah of long-lasting LiFePO₄ cells for reliable, maintenance-free energy. Compact yet powerful at 72.31 lbs, it features a built-in heater for cold-weather performance, Bluetooth® monitoring, and supports series, parallel, or series-parallel configurations up to 48V. Ideal for RVs, off-grid setups, and high-demand backup systems.\u003c\/p\u003e\n\u003cp data-start=\"541\" data-end=\"555\"\u003e\u003cstrong data-start=\"541\" data-end=\"553\"\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"558\" data-end=\"610\"\u003e280Ah \/ 3,584Wh LiFePO₄ battery with long lifespan\u003c\/li\u003e\n\u003cli data-start=\"613\" data-end=\"652\"\u003eNearly 3X the power of a UT 1300 BT-H\u003c\/li\u003e\n\u003cli data-start=\"655\" data-end=\"709\"\u003eBuilt-in heater for optimal cold-weather performance\u003c\/li\u003e\n\u003cli data-start=\"712\" data-end=\"759\"\u003eContinuous discharge 150A, peak 280A (50 sec)\u003c\/li\u003e\n\u003cli data-start=\"762\" data-end=\"832\"\u003e24% lower cost per amp-hour compared to three UT 1300 BT-H batteries\u003c\/li\u003e\n\u003cli data-start=\"835\" data-end=\"880\"\u003eLED indicators display charge from 10%–100%\u003c\/li\u003e\n\u003cli data-start=\"883\" data-end=\"935\"\u003eBluetooth® app monitoring via myapp.lionenergy.com\u003c\/li\u003e\n\u003cli data-start=\"938\" data-end=\"995\"\u003eSupports series, parallel, or series-parallel up to 48V\u003c\/li\u003e\n\u003cli data-start=\"998\" data-end=\"1028\"\u003eMaintenance-free and durable\u003c\/li\u003e\n\u003cli data-start=\"1031\" data-end=\"1089\"\u003eQuick reset for low voltage, short circuit, or high temp\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1091\" data-end=\"1111\"\u003e\u003cstrong data-start=\"1091\" data-end=\"1109\"\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1114\" data-end=\"1133\"\u003eWeight: 72.31 lbs\u003c\/li\u003e\n\u003cli data-start=\"1136\" data-end=\"1185\"\u003eDimensions: 13.85″ × 7.64″ × 12.85″ (L × W × H)\u003c\/li\u003e\n\u003cli data-start=\"1188\" data-end=\"1241\"\u003eBattery Chemistry: Lithium Iron Phosphate (LiFePO₄)\u003c\/li\u003e\n\u003cli data-start=\"1244\" data-end=\"1293\"\u003eRated Capacity: 280Ah \/ 12.8V nominal (3,584Wh)\u003c\/li\u003e\n\u003cli data-start=\"1296\" data-end=\"1348\"\u003eMinimum Capacity: ≥266Ah, ≤2mΩ internal resistance\u003c\/li\u003e\n\u003cli data-start=\"1351\" data-end=\"1379\"\u003eContinuous Discharge: 150A\u003c\/li\u003e\n\u003cli data-start=\"1382\" data-end=\"1413\"\u003ePeak Discharge: 280A (50 sec)\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1459\"\u003eLow Voltage Cut-Off: 10.5V safety shutoff\u003c\/li\u003e\n\u003cli data-start=\"1462\" data-end=\"1527\"\u003eRecommended Charging: Standard 45A, Max 140A, Max Voltage 14.6V\u003c\/li\u003e\n\u003cli data-start=\"1530\" data-end=\"1592\"\u003eOperating Temperature: Charging 32–113°F, Discharge −4–131°F\u003c\/li\u003e\n\u003cli data-start=\"1595\" data-end=\"1637\"\u003eStorage Temperature: 14–95°F (45–85% RH)\u003c\/li\u003e\n\u003cli data-start=\"1640\" data-end=\"1699\"\u003eInternal Heater: Auto-heats below 32°F, turns off at 41°F\u003c\/li\u003e\n\u003cli data-start=\"1702\" data-end=\"1748\"\u003eLED Indicators: 1–5 LEDs for 10%–100% charge\u003c\/li\u003e\n\u003cli data-start=\"1751\" data-end=\"1832\"\u003eConfiguration: Series, parallel, or series-parallel up to 48V, use 3\/8″ eyelets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1834\" data-end=\"1853\"\u003e\u003cstrong data-start=\"1834\" data-end=\"1851\"\u003eOther Details\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"1856\" data-end=\"1896\"\u003eCertifications: FCC, UL 1642, RoHS, CE\u003c\/li\u003e\n\u003cli data-start=\"1899\" data-end=\"1936\"\u003eWarranty: Limited lifetime warranty\u003c\/li\u003e\n\u003cli data-start=\"1939\" data-end=\"2023\"\u003eIdeal for high-demand applications, RVs, off-grid solar setups, and backup systems\u003c\/li\u003e\n\u003cli data-start=\"2026\" data-end=\"2088\"\u003eDurable, maintenance-free, and compact for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lion Energy","offers":[{"title":"Default Title","offer_id":51898732544322,"sku":"50170186","price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0964\/0984\/6082\/files\/Lion_Energy-UT3500_BTH_Battery_NEW-BACK-H45-3000x3000-80p.jpg?v=1769590788","url":"https:\/\/energysystemscentral.com\/products\/lion-energy-ut-3500-bt-h-lithium-iron-phosphate-battery","provider":"Energy Systems Central","version":"1.0","type":"link"}