GoodWe GW40K-ET-10 40kW Three-Phase Hybrid Inverter

The GoodWe GW40K-ET-10 is a powerful three-phase hybrid inverter rated at 40 kW nominal AC output power, designed for commercial and industrial energy storage applications. It features three MPPT trackers with six DC string inputs, enabling flexible PV array configurations and efficient power conversion with maximum efficiency of 98.1% and European efficiency of 97.5%.

The inverter supports battery storage integration with a nominal battery voltage of 500 V (range 200–800 V) and maximum continuous charging/discharging power of 44 kW. It offers multiple operating modes including self-consumption, peak shaving, time-of-use, and grid support, with parallel connection capability for seamless system expansion. When coupled with an optional Static Transfer Switch (STS) box, it provides UPS-level backup functionality.

Built for reliability and safety, the GW40K-ET-10 includes integrated residual current monitoring, PV and battery reverse polarity protection, anti-islanding protection, and optional AFCI. Communication interfaces include WiFi, LAN, and Bluetooth for monitoring and control. The unit is wall-mounted, IP66-rated, and operates reliably across a wide temperature range (−35 to +60 °C).