GoodWe ESA GW6K-ETA-G20 hybrid inverter

GoodWe ESA GW6K-ETA-G20 hybrid inverter and sotrage system in one: the smart all-in-one solution

With the GoodWe ESA series, you get a powerful all-in-one energy storage solution for maximum independence and efficiency. The three-phase hybrid inverter combines state-of-the-art high-voltage battery technology with up to 200% PV oversizing and enables simultaneous battery charging and power supply to your loads – for maximum self-consumption rates and optimal use of your PV system. 

Thanks to the integrated backup power function with transfer time = 4 ms, up to 80 A backup power output and scalable battery capacity up to 108 kWh, the system grows flexibly with your requirements. The ESA also stands out with whisper-quiet operation from 35 dB, 98% efficiency with SiC technology, and a six-layer safety architecture for reliable protection – even at temperatures down to -20 °C.

Whether for a single-family home or a small commercial application: with the GoodWe ESA, you are investing in a future-proof, intelligent and expandable energy storage solution.

The battery base is included with the inverter.

Product advantages:

• All-in-one system solution: hybrid inverter and high-voltage storage in one device
• Ideal for residential & small C&I: designed for single-family homes as well as small commercial applications
• High flexibility & scalability: expandable from 5 to 108 kWh (up to 2 battery towers)
• Fully integrated backup power supply: transfer time = 4 ms for uninterrupted backup operation
• High PV utilization rate: simultaneous battery charging and power supply to loads possible
• 200% PV oversizing: supports double PV input power for maximum yields
• Quiet operation: noise level from <35 dB (library level, fanless design)
• Comprehensive safety: six-layer safety architecture including cell monitoring & fire protection
• Suitable for winter operation: standard battery module heater for reliable operation down to -20 °C

Compatible with:

• GoodWe ESA 8 kWh battery module - GW8.3-BAT-D-G20
• GoodWe ESA 5 kWh battery module - GW5.1-BAT-D-G20