{"product_id":"12v-334ah-essential-series-lifepo4-battery-4-28kwh","title":"12V 334Ah Essential Series LiFePO4 Battery (4.28kWh)","description":"\u003cdiv style=\"font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif; font-size: 15px; line-height: 1.6; color: #2d3748; text-transform: none; max-width: 1100px; margin: 0 auto;\"\u003e\n\u003c!-- HERO --\u003e\n\u003csection style=\"background: linear-gradient(135deg,#031725 0%,#06253D 62%,#02111F 100%); color: #ffffff; padding: 36px 26px; border-radius: 14px; margin-bottom: 24px; border: 1px solid rgba(46,145,229,0.35); box-shadow: 0 14px 34px rgba(6,37,61,0.16);\"\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(260px,1fr)); gap: 24px; align-items: center;\"\u003e\n\u003cdiv\u003e\n\u003cp style=\"margin: 0 0 10px 0; color: #7dc8ff; font-size: 12px; font-weight: bold; letter-spacing: 0.14em; text-transform: uppercase;\"\u003eRV · Marine · Van conversion · Off-grid storage\u003c\/p\u003e\n\u003ch1 style=\"margin: 0; color: #ffffff; font-size: 34px; line-height: 1.14; font-weight: bold; letter-spacing: -0.02em; text-transform: none;\"\u003eEpoch 12V 334Ah RV \u0026amp; Marine Lithium Battery: Massive Off-Grid Power\u003c\/h1\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #d9ecff; font-size: 16px; line-height: 1.55; max-width: 820px;\"\u003eThe Epoch 12V 334Ah lithium battery is a high-capacity RV deep cycle lithium battery and marine LiFePO4 battery built for serious off-grid runtime, delivering 4.28kWh of stored 12V energy in one heated Bluetooth power source.\u003c\/p\u003e\n\u003cp style=\"margin: 18px 0 0 0; color: #ffffff; max-width: 880px;\"\u003eDesigned for RV owners, van lifers, boaters, and solar installers who want to simplify large 12V power banks, this high-capacity 12V lithium battery replaces multiple smaller batteries with one clean drop-in RV replacement. It combines 200A continuous output, internal heating, Bluetooth battery monitor visibility, IP54 protection, and smart BMS protection for dependable house-power storage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003caside style=\"background: rgba(255,255,255,0.07); border: 1px solid rgba(46,145,229,0.45); border-radius: 12px; padding: 22px;\"\u003e\n\u003cp style=\"margin: 0; color: #ffffff; font-size: 20px; line-height: 1.35; font-weight: bold;\"\u003eOne battery. Less wiring. More off-grid runtime.\u003c\/p\u003e\n\u003cdiv style=\"height: 1px; background: rgba(125,200,255,0.45); margin: 18px 0;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cp style=\"margin: 0; color: #d9ecff; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;\"\u003e334Ah · 4.28kWh · Heated · Bluetooth · IP54\u003c\/p\u003e\n\u003c\/aside\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- QUICK SPECS --\u003e\n\u003csection style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(165px,1fr)); gap: 12px; margin-bottom: 28px;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px; text-align: center; box-shadow: 0 4px 16px rgba(6,37,61,0.05);\"\u003e\n\u003cdiv style=\"color: #1a202c; font-size: 26px; line-height: 1; font-weight: bold; letter-spacing: -0.02em;\"\u003e334Ah\u003c\/div\u003e\n\u003cdiv style=\"color: #2e91e5; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 8px;\"\u003eCapacity\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px; text-align: center; box-shadow: 0 4px 16px rgba(6,37,61,0.05);\"\u003e\n\u003cdiv style=\"color: #1a202c; font-size: 26px; line-height: 1; font-weight: bold; letter-spacing: -0.02em;\"\u003e4.28kWh\u003c\/div\u003e\n\u003cdiv style=\"color: #2e91e5; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 8px;\"\u003eStored energy\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px; text-align: center; box-shadow: 0 4px 16px rgba(6,37,61,0.05);\"\u003e\n\u003cdiv style=\"color: #1a202c; font-size: 26px; line-height: 1; font-weight: bold; letter-spacing: -0.02em;\"\u003e200A\u003c\/div\u003e\n\u003cdiv style=\"color: #2e91e5; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 8px;\"\u003eContinuous output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px; text-align: center; box-shadow: 0 4px 16px rgba(6,37,61,0.05);\"\u003e\n\u003cdiv style=\"color: #1a202c; font-size: 26px; line-height: 1; font-weight: bold; letter-spacing: -0.02em;\"\u003e60 lb\u003c\/div\u003e\n\u003cdiv style=\"color: #2e91e5; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 8px;\"\u003eBattery weight\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px; text-align: center; box-shadow: 0 4px 16px rgba(6,37,61,0.05);\"\u003e\n\u003cdiv style=\"color: #1a202c; font-size: 26px; line-height: 1; font-weight: bold; letter-spacing: -0.02em;\"\u003eIP54\u003c\/div\u003e\n\u003cdiv style=\"color: #2e91e5; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; margin-top: 8px;\"\u003eSplash-resistant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- TRUST BAND --\u003e\n\u003csection style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-radius: 14px; padding: 22px; margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 18px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: #1a202c; margin: 0 0 12px 0; line-height: 1.35;\"\u003eBuilt to go further\u003c\/h2\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(150px,1fr)); gap: 10px;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003e11-year warranty\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eLimited manufacturer coverage\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003eInternal heating\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eCold-weather charging support\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003eBluetooth monitor\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eEpoch Li-Ion app for iOS and Android\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003eAdvanced BMS\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eBuilt-in protection\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003e4,000+ cycles\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eLong-cycle LiFePO4 chemistry\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 10px; padding: 14px;\"\u003e\n\u003cstrong style=\"display: block; color: #1a202c; font-weight: 600;\"\u003e4S \/ 16P capable\u003c\/strong\u003e\u003cspan style=\"color: #4a5568;\"\u003eScalable system design\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- SINGLE BATTERY SOLUTION --\u003e\n\u003csection style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003eThe Ultimate Single-Battery Solution\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 18px 0; color: #2e91e5; font-weight: 600;\"\u003eReplace complex multi-battery banks with one high-capacity 12V lithium battery for RV, marine, and van conversion systems.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(245px,1fr)); gap: 14px;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eSimplify large 12V battery banks\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eA single Epoch 12V 334Ah battery reduces the need to daisy-chain multiple 100Ah batteries together. Fewer interconnects can mean cleaner installs, fewer resistance points, and more usable space in RV storage bays, van builds, and boat compartments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003e4.28kWh off-grid storage\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eWith 334Ah of capacity and 4.28kWh of stored energy, this battery is built for high-capacity 12V lithium storage across RV house power, marine electronics, solar systems, backup loads, and extended off-grid living.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eDrop-in RV replacement planning\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eThe large-format case measures 13.75 in long at the base, 7.63 in wide, and 10.0 in high. Allow 15.5 in of length at the handles and 10.5 in of height with terminal bolts when checking compartments and cable clearance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- POWER AND MONITORING --\u003e\n\u003csection style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003ePower Heavy Loads with Smart Monitoring\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 18px 0; color: #2e91e5; font-weight: 600;\"\u003eStable LiFePO4 voltage, Bluetooth visibility, and smart BMS protection for mobile off-grid power.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(245px,1fr)); gap: 14px;\"\u003e\n\u003cdiv style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003ePower high-draw appliances with ease\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eThe 200A continuous discharge rating supports properly designed 12V inverter systems for appliances, tools, galley loads, pumps, electronics, and off-grid equipment. The 400A peak rating, for up to 3 seconds, supports short surge demands within BMS limits.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-left: 5px solid #5EBB46; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eSmart Bluetooth app monitoring\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eUse the Epoch Li-Ion app on compatible iOS and Android devices to check state of charge, current, voltage, temperature, and battery status from your smartphone—ideal for RV travel, van life, and marine house-power systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eRugged, safe, and maintenance-free\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eLiFePO4 chemistry is sealed, maintenance-free, and built for deep-cycle power without watering, acid checks, or routine lead-acid service. The advanced BMS helps protect against overcharge, over-discharge, over-current, short circuit, and temperature extremes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- BUILT FOR ELEMENTS --\u003e\n\u003csection style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003eBuilt for Cold Weather, RV Bays \u0026amp; Marine House Power\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 18px 0; color: #2e91e5; font-weight: 600;\"\u003eHeated 12V lithium battery performance with splash-resistant IP54 protection.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(245px,1fr)); gap: 14px;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eInternal heating for cold-weather charging\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eBuilt-in heating supports safe charging in cold conditions: below 0°C \/ 32°F, charging pauses while incoming charge current from a connected charger (at least 0.5A) warms the battery, and charging resumes automatically at 5°C \/ 41°F. The listed charge temperature range is -20°C to 55°C \/ -4°F to 131°F with heating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eIP54 dust and splash protection\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eThe IP54 enclosure is dust-protected and splash-resistant for everyday RV, marine, mobile, and outdoor use. It is not designed for submersion or pressure washing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003e60-lb high-capacity lithium design\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eAt 60 lb, this high-capacity 12V lithium battery delivers large-bank energy density without the weight, maintenance, and installation complexity associated with traditional lead-acid storage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- APPLICATIONS --\u003e\n\u003csection style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 22px; margin: 30px 0; align-items: start;\"\u003e\n\u003cdiv\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003eBuilt for RV, Marine, Van Life \u0026amp; Off-Grid Systems\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 14px 0; color: #2e91e5; font-weight: 600;\"\u003eA high-capacity RV deep cycle lithium battery and marine LiFePO4 battery for serious 12V house-power systems.\u003c\/p\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 0; display: grid; gap: 8px;\"\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eRV, camper, travel trailer, and motorhome house-power systems.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003e12V lithium battery for van conversion and overland auxiliary power systems.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eMarine LiFePO4 battery banks for electronics, pumps, lighting, navigation, and house loads.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eSolar and off-grid energy storage for cabins, trailers, boats, and backup systems.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003eLarge 12V inverter systems where load calculations stay within the 200A continuous output limit.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli style=\"display: flex; gap: 9px; align-items: flex-start; margin: 0;\"\u003e\n\u003cspan style=\"color: #5ebb46; font-weight: 800; line-height: 1.6;\"\u003e✓\u003c\/span\u003e\u003cspan\u003e24V, 36V, and 48V systems using matched batteries in series, up to manufacturer limits.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003caside style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-left: 5px solid #ED1B4A; border-radius: 12px; padding: 22px;\"\u003e\n\u003ch3 style=\"margin: 0 0 10px 0; color: #1a202c; font-size: 16px; line-height: 1.4; font-weight: bold; text-transform: none;\"\u003eDeep-cycle battery notice\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eThis model is a deep-cycle battery for 12V house power and auxiliary energy storage. For engine starting or cranking, use a cranking-rated battery or confirm compatibility with Epoch before installation. Size loads, conductors, and fuses to the 200A continuous rating; the 400A rating applies for up to 3 seconds only.\u003c\/p\u003e\n\u003c\/aside\u003e\n\u003c\/section\u003e\n\u003c!-- SCALABILITY --\u003e\n\u003csection style=\"margin-bottom: 32px;\"\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003eScalable 12V, 24V, 36V \u0026amp; 48V Power\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 18px 0; color: #2e91e5; font-weight: 600;\"\u003eExpand with matched batteries for larger RV, marine, solar, and backup energy banks.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit,minmax(245px,1fr)); gap: 14px;\"\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eUp to 4 in series\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eWire matched batteries in series for 24V, 36V, or 48V systems when using compatible full-bank charging equipment and proper system-level protection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003eUp to 16 in parallel\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eParallel expansion can build extremely large 12V banks. Use matched batteries, equal cable lengths, common busbars, branch fusing, and appropriate disconnects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-radius: 12px; padding: 18px;\"\u003e\n\u003ch3 style=\"font-size: 16px; font-weight: bold; color: #1a202c; margin: 0 0 8px 0; line-height: 1.35;\"\u003e4,000+ cycles and 11-year limited warranty\u003c\/h3\u003e\n\u003cp style=\"margin: 0;\"\u003eThe LiFePO4 design offers long-cycle, maintenance-free power backed by Epoch’s 11-year limited manufacturer warranty for this Essential Series model.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- TECHNICAL SPECIFICATIONS --\u003e\n\u003csection style=\"margin-bottom: 34px;\"\u003e\n\u003ch2 style=\"font-size: 22px; font-weight: bold; letter-spacing: -0.01em; text-transform: none; color: #1a202c; margin: 0 0 10px 0; line-height: 1.3;\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 14px 0; color: #2e91e5; font-weight: 600;\"\u003eKey specifications for the Epoch 12V 334Ah Essential Series LiFePO4 Battery.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x: auto; border: 1px solid #E2E8F0; border-radius: 12px; background: #FFFFFF;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; min-width: 680px; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\" style=\"background: #1A202C; color: #ffffff; text-align: left; padding: 12px 13px; font-size: 12px; font-weight: bold; letter-spacing: 0.12em; text-transform: uppercase; border: 1px solid #1A202C;\"\u003eBattery specifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBrand\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eEpoch Batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eProduct name\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eEpoch 12V 334Ah Essential Series LiFePO4 Battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eModel \/ SKU\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e12334A-H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003ePrimary use\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eDeep-cycle RV, marine, van, solar, backup, and 12V house-power systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eGroup size\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eBCI Group 31\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eNominal voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e12.8V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eNominal capacity\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e334Ah @ 0.2C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eStored energy\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e4.28kWh \/ approx. 4,275Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eChemistry\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eLiFePO4 \/ Lithium iron phosphate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCell configuration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e4S1P prismatic LiFePO4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eMax continuous discharge\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eRecommended discharge current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e167A (0.5C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eMax continuous charge\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eRecommended charge current\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e167A (0.5C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003ePeak discharge\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e400A for up to 3 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eOperating voltage range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e10.0V – 14.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eMax charge voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e14.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBulk \/ absorption voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e14.2V – 14.4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eAbsorption end condition\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eCharge current ≤ C\/20 (16.7A) or 15 minutes, whichever comes first\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eFloat voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eDisabled preferred, or 13.3V – 13.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eRe-bulk voltage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e13.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eEqualization\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eDisabled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eTemperature compensation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e0mV\/°C (off)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCharger temperature limit setting\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e0°C to 55°C \/ 32°F to 131°F, unless the charger has approved cold-charge logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBMS high-voltage cutoff\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e14.6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eSeries connection limit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eUp to 4 batteries in series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eParallel connection limit\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eUp to 16 batteries in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eMaximum configuration\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e4S16P; up to 5,344Ah with 16 matched batteries in parallel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBluetooth monitoring\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eYes — Epoch Li-Ion app (iOS and Android)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBluetooth security PIN\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003ePrinted on the battery’s lid; can be changed in the app (Advanced Settings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCurrent sensing\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eBMS-integrated shunt; 0.2A accuracy on discharge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eInternal heating\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eYes — for cold-weather charging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCharge temperature range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e-20°C to 55°C \/ -4°F to 131°F with heating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eLow-temperature charge protection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eCharging disabled at 0°C \/ 32°F; resumes automatically at 5°C \/ 41°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eHeater activation\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eCharger connected and supplying at least 0.5A; powered by incoming charge current only, never stored battery energy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eHeating system\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eTested to -20°C \/ -4°F; rated for external ambient down to -40°C \/ -40°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eDischarge temperature range\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e-20°C to 60°C \/ -4°F to 140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eStorage temperature\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e0°C to 35°C \/ 32°F to 95°F recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eLong-term storage\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eCharge to about 50% state of charge or higher; check at least every 3 months\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCycle life\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e4,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eIP rating\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eIP54 per IEC 60529 — dust-protected and splash-resistant; not submersible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eDimensions\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e13.75 in L at base \/ 15.5 in at handles × 7.63 in W × 10.0 in H \/ 10.5 in with terminal bolts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e60 lb \/ 27.22 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eTerminal\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eM8 threaded terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eTerminal torque\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e8–12 N·m (71–106 in-lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003e11-year limited manufacturer warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eBMS protection\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eOvercharge, over-discharge, over-current, short circuit, high and low temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F8FAFC;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eCell-level certifications\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eUL 1642; IEC 62619 (the cells, not the complete battery)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; font-weight: bold; color: #1a202c; width: 38%; vertical-align: top;\"\u003eLabel markings\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #E2E8F0; padding: 11px 13px; color: #2d3748; vertical-align: top;\"\u003eCE; RoHS; UN 38.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c!-- CHARGING NOTE --\u003e\n\u003csection style=\"background: #F7FAFC; border: 1px solid #E2E8F0; border-radius: 14px; padding: 22px; margin: 0 0 32px 0;\"\u003e\n\u003ch2 style=\"font-size: 18px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; color: #1a202c; margin: 0 0 12px 0; line-height: 1.35;\"\u003eFitment and charging note\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 14px 0; color: #2e91e5; font-weight: 600;\"\u003eVerify your system before installation.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eAlways confirm battery tray dimensions, cable clearance, terminal compatibility, charger compatibility, fuse sizing, inverter requirements, and installation location before use. Use a lithium-compatible charger, inverter charger, solar charge controller, converter, or DC-to-DC charger programmed within Epoch’s recommended LiFePO4 charging settings. Do not use lead-acid equalization modes.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c!-- FAQ --\u003e\n\u003csection style=\"margin-top: 40px;\"\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 24px;\"\u003e\n\u003cdiv style=\"display: inline-block; width: 70px; height: 2px; background: #2E91E5; vertical-align: middle; margin-right: 16px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cspan style=\"color: #2e91e5; text-transform: uppercase; letter-spacing: 4px; font-size: 14px; font-weight: bold;\"\u003e Frequently Asked Questions \u003c\/span\u003e\n\u003cdiv style=\"display: inline-block; width: 70px; height: 2px; background: #2E91E5; vertical-align: middle; margin-left: 16px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"color: #1a202c; font-size: 26px; line-height: 1.18; margin: 0 0 8px 0; font-weight: bold; text-align: center; text-transform: none;\"\u003eEpoch 12V 334Ah Lithium Battery FAQs\u003c\/h2\u003e\n\u003cp style=\"margin: 0 0 26px 0; color: #2e91e5; font-weight: 600; text-align: center;\"\u003eCommon questions about RV and marine installation, inverter sizing, Bluetooth monitoring, alternator charging, and system expansion.\u003c\/p\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: 1fr; gap: 12px;\"\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eIs this single 334Ah battery better than wiring three 100Ah batteries together?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eYes. For many RV, marine, and van conversion power banks, a single high-capacity 12V 334Ah lithium battery can be cleaner than wiring three or four smaller batteries together. It reduces parallel cabling, cuts down on connection points, simplifies installation, and keeps the internal cells managed by one advanced BMS. Always verify tray space, cable sizing, fusing, and charger settings before installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #5EBB46; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eWhat size inverter can I run with the 12V 334Ah battery?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eThis battery has a 200A maximum continuous discharge rating and a 400A peak discharge rating for up to 3 seconds. At 12.8V nominal, 200A equals about 2,560W of DC output before inverter losses, so a single battery is best matched to 2,000W to 2,400W continuous 12V inverter loads. It can be used with a larger inverter only if the actual continuous draw stays within the battery, wiring, fuse, and inverter limits.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eHow do I monitor the charge level while traveling?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eThe battery includes built-in Bluetooth monitoring. By using the compatible Epoch Li-Ion app for iOS or Android, you can view important battery information such as state of charge, voltage, current, temperature, and battery status directly from your smartphone.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #5EBB46; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eCan I charge this battery using my RV's or van's standard alternator?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eTo safely and efficiently charge this lithium battery from a vehicle alternator, use a properly sized DC-to-DC charger with a LiFePO4 charging profile. A DC-to-DC charger protects the alternator, controls current, and helps ensure the battery receives the correct lithium charging voltage.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eDoes this battery support cold-weather charging?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eYes. The Epoch 12V 334Ah Essential Series includes internal heating. Below 0°C \/ 32°F, the BMS pauses charging and incoming charge current from a connected LiFePO4 charger (at least 0.5A) powers the heating pads; the heater never uses stored battery energy. Charging resumes automatically once the battery reaches 5°C \/ 41°F. Epoch lists the charge temperature range as -20°C to 55°C \/ -4°F to 131°F with heating.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #5EBB46; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eCan I use this battery to start my boat or RV engine?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eNo. This is a deep-cycle LiFePO4 battery designed for RV house power, marine house banks, van conversion energy storage, solar systems, inverters, lighting, pumps, electronics, and other prolonged 12V loads. For engine starting or cranking applications, use a cranking-rated battery or confirm compatibility directly with Epoch before installation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #2E91E5; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eCan I connect multiple 12V 334Ah batteries together?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eYes. Epoch lists this model for up to 4 batteries in series and up to 16 batteries in parallel when installed as matched batteries with compatible charging equipment, fusing, disconnects, and system-level protection. Large battery banks should be designed with properly sized cabling, busbars, overcurrent protection, and batteries of the same model, age, capacity, and state of charge.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #FFFFFF; border: 1px solid #E2E8F0; border-left: 5px solid #5EBB46; border-radius: 10px; padding: 18px;\"\u003e\n\u003csummary style=\"cursor: pointer; color: #1a202c; font-weight: bold; font-size: 16px; line-height: 1.4;\"\u003eIs the Epoch 12V 334Ah Essential Series battery waterproof?\u003c\/summary\u003e\n\u003cp style=\"margin: 14px 0 0 0; color: #2d3748;\"\u003eThis model has an IP54-rated enclosure, meaning it is dust-protected and splash-resistant for everyday RV, marine house-power, mobile, and outdoor use. It should not be submerged, pressure-washed, or installed where standing water can collect around the battery.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Epoch Batteries","offers":[{"title":"Default Title","offer_id":67677982490836,"sku":"12334A-H","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0773\/0102\/2932\/files\/ChatGPTImageSep20_2026_03_33_18AM.png?v=1791620273","url":"https:\/\/lfpexperts.com\/products\/12v-334ah-essential-series-lifepo4-battery-4-28kwh","provider":"LFP Experts","version":"1.0","type":"link"}