Luxsun 7.68kWh Lithium Battery (LiFePO4).Capacity & Voltage: The unit has a total energy capacity of 7.68 kWh and a nominal voltage of 25.6V, making it compatible with 24V DC systems.Key Components: It is constructed with 8pcs 300Ah Grade A cells and includes a 200A Smart BMS (Battery Management System) for protection and monitoring.Lifespan: The battery is rated for over 6,000 life cycles, offering a long-term storage solution for residential solar and backup power.