This modular stacked 8KWh low-voltage energy storage battery supports multi-layer stacking and flexible capacity expansion for villas and small power stations. Equipped with a 4.5KW hybrid photovoltaic inverter, it is compatible with various photovoltaic modules. Adopting 25.6V low-voltage safety design, it avoids high-voltage risks, with a 12-year service life and 11000 conventional charge-discharge cycles. With IP20 protection level, it suits dry enclosed environments such as indoor equipment rooms. Built with multiple safety protections, it is impact and short-circuit resistant with stable long-term operation.