【Grade A Automotive Cells & ETL Certified 200A BMS】LiTime's 12V 300Ah lithium ion battery features Grade A Automotive LiFePO4 cells and a ETL-certified 200A BMS, ensuring top-tier safety, energy density, power, and stability. Count on our battery for reliable, long-lasting power with minimal self-discharge and robust protection against overcharge, over-discharge, over-current, and short circuits.

【Scalable Capacity & Energy】Upgrade your power supply with our LiFePO4 Battery, offering 3840Wh energy and supporting 2560W load power. Ideal for solar homes, off-grid systems, RV campers, and emergency backup power. Connect up to 4 batteries in parallel & 4 in series for a massive 40.96kW capacity and 61.44kWh energy (4P4S) – ample power for all your devices and appliances.

【Cost-Efficient & Longevity】With a lifespan of up to 10 years and 4000-15000 cycles, our 12V 300Ah LiFePO4 battery produces a total of 15360kWh energy (3840Wh x 4000 cycles = 15360kWh), providing 50% power savings compared to utility power. Simple installation and reliable performance offer clean energy and cost savings.

【Lightweight & High Energy Density】LiTime 12V 300Ah battery weighs only 1/3 of a comparable lead-acid battery with the same capacity, and boasts an impressive energy density of 61.14Wh/lb (3840Wh / 62.8lb = 61.14Wh/lb), nearly twice as much as comparable lead-acid batteries.

【DO NOT use as Starter Battery】If you need a starting battery, please consider LiTime 12V marine starting batteries series.