Advantages

The GoodWe ET Series combines high-power C&I hybrid capability with genuine storage flexibility. Its 8 MPPTs and 200% oversizing let you match difficult roof orientations and maximise generation, while dual battery inputs up to 220A and 1C charge/discharge (with ET100 + BAT100) scale storage to the site. Up to 98.1% efficiency keeps yield losses low, and backup output up to 200A with <10ms UPS-level switching (STS) holds critical loads through outages (requires external STS Box or STS Cabinet). Safety is covered out of the box with integrated AFCI, Type I+II DC surge protection, and a built-in DC switch. It handles 110% unbalanced load and 150% AC overload @10s, drives generator start-stop over DI/DO, and ships ready to monitor with the included GM330 meter and WiFi + LAN + Bluetooth — a strong fit for peak-shaving, time-of-use, and self-consumption C&I projects.

Product description

The GoodWe ET Series (GW80K-ET-G10 and GW100K-ET-G10) is a three-phase hybrid inverter for commercial and industrial solar-plus-storage, covering 80 to 100 kW in a DC-coupled design. It carries 8 MPPTs with 200% PV oversizing and up to 21A per string (2 strings per MPPT), plus dual independent HV battery inputs supporting up to 220A total for larger, more flexible storage builds. Efficiency reaches 98.1% max (97.7% European, 98.2% battery-to-AC), and it ships with a GM330 smart meter, RS485 + WiFi + Bluetooth communication, and the WIFI/LAN Kit-20 module (CAN to the BMS). Protection is comprehensive and integrated — AFCI, integrated DC switch, Type I+II SPD on the DC side and Type II on AC, plus PV insulation and string-current monitoring, residual-current monitoring, reverse-polarity protection on both PV and battery, and anti-islanding. It is rated IP66 with C4 anti-corrosion and a −35 to +60 °C operating range, wall-mounted at 97 kg.

Manufacturer information

GoodWe is a prominent Chinese manufacturer of solar inverters and energy storage solutions. Founded in 2010, the company has quickly grown to become a major player in the global solar energy market.

BayWa r.e. Solar Systems SIA is recognized as an Authorized GoodWe Distributor for Latvia, Lithuania & Estonia
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