lithium

The FSOLAR FSESS-12.8V 300AH is a high-capacity rechargeable Lithium Iron Phosphate (LiFePO4) battery providing 3840Wh of total energy. Encased in a durable ABS plastic shell, this maintenance-free unit features an integrated BMS and optional Bluetooth APP connectivity, offering over 5,000 cycles for reliable use in solar, grid, or generator-supported systems.