GoodWe GW8K-ETA-G20 8kW Three-Phase Hybrid Inverter

The GoodWe GW8K-ETA-G20 is an 8 kW three-phase all-in-one hybrid inverter designed for both on-grid and off-grid applications. It features three independent MPPT inputs, IP66 outdoor-rated protection, and seamless UPS switching time below 4 ms for uninterrupted backup power.

The inverter integrates with GoodWe's ESA Series LFP battery modules (5.1 kWh and 8.3 kWh options), supporting up to 12 battery units for a maximum storage capacity of 108 kWh. Advanced safety includes 6-layer protection, AI-driven AFCI 3.0, integrated DC and AC surge protection, and heating mode for reliable operation down to −20°C.

Key features include smart fan cooling with noise under 40 dB, dual-port design for whole-home backup with up to 63A passthrough capability, flexible battery mixing, and ready integration with AI-driven energy management systems. The inverter supports 200% DC oversizing and provides European efficiency of 97.1%.