Zendure SolarFlow 4000 Mix AC+

Zendure SolarFlow 4000 Mix AC+ is an AC‑coupled home energy storage solution designed for retrofitting existing rooftop PV systems. Built‑in 8 kWh LiFePO4 battery, expandable up to 50 kWh with additional battery modules. There is no need to replace your original PV inverter, most of the existing cabling can be retained to reduce renovation costs. It delivers 4 kW continuous bidirectional AC power and reaches up to 5 kW output under PV passthrough mode, supporting 5 kW PV AC input and compatible with most mainstream European PV inverter brands. The system achieves 90 % round‑trip efficiency with 10000 charge‑discharge cycles. 10 ms fast UPS switching provides 3680 W off‑grid output and 7.2 kW peak power to secure critical household loads during power outages. Powered by AI‑HEMS smart energy management, it automatically optimizes charge‑discharge logic to maximize solar self‑consumption and cut household electricity expenses. Remote monitoring of operating status, SOC and energy consumption data is available via APP. Suitable for various residential scenarios, perfect for households with pre‑installed rooftop PV that want to add storage afterwards.