Wholesale Grade A Lithium LiFePO4 Cell 3.2V 300Ah 310Ah 320Ah Deep Cycle Solar Battery
Premium LiFePO4 chemistry ensures unmatched safety, zero risk of thermal runaway, and 2000+ cycles at 80% DoD for long-term reliability. Precision laser-welded terminals and ultra-thick 0.2mm copper busbars minimize internal resistance, boosting efficiency to 98%. IP65-rated rugged ABS casing resists dust/water, while built-in BMS protects against overcharge, short circuit, and extreme temps (-20°C~60°C). Ideal for solar storage, marine/RV power, off-grid systems, and industrial backup. Direct factory pricing with bulk discounts—global shipping. Supports OEM/ODM customization (capacity/voltage/size). UL1973 certified, 10-year lifespan guaranteed.