Solar Hybrid Inverter Goodwe ESA 8kW 1 Phase 4 MPPT w/WIFI & 1 x CT (GW8K-EHA-G20)This inverter must be ordered with Goodwe batteries The Goodwe ESA inverter is only sold paired with a Goodwe ESA battery module: Goodwe ESA G20 5. 12kWh Battery Module Goodwe ESA G21 5. 12kWh Battery Module Goodwe ESA G20 8. 32kWh Battery Module Goodwe ESA G21 8. 32kWh Battery Module Please call our sales team on 02 9725 1111 to place your order. The Goodwe ESA G20 8 kW single phase hybrid inverter delivers a generous power rating across four MPPT