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Goodwe GW20K-ET 20 kW three-phase hybrid inverter from the ET (high-voltage) series. It works with high-voltage energy storage systems, providing backup power and a peak shaving function. Maximum efficiency 98.0%, IP66 protection class.
The Goodwe GW20K-ET is a three-phase high-voltage (HV) hybrid inverter from the ET series, designed for large residential installations as well as small commercial and industrial facilities. It forms the core of an energy storage system: it enables backup power, load management, and a peak shaving function that balances power demand and limits grid consumption. Thanks to a built-in dry contact, it allows flexible control of external loads, such as a heat pump. It is compatible with batteries of various capacities, including Goodwe Lynx Home F storage systems.
| Rated power (AC) | 20 kW |
| Inverter type | hybrid (three-phase, HV) |
| Number of phases | 3 |
| Number of MPPTs | 2 |
| Max. PV power | 30 kW |
| Max. DC voltage (PV) | 1000 V |
| MPPT voltage range | 200–850 V |
| Start-up voltage | 200 V |
| Battery type | Li-Ion |
| Rated battery voltage | 500 V |
| Battery voltage range | 200–800 V |
| Max. charge / discharge power | 20 kW |
| Max. charging current | 50 A |
| Maximum efficiency | 98.0% |
| European efficiency | 97.5% |
| AC output voltage | 380 / 400 V (3L/N/PE) |
| Grid frequency | 50 / 60 Hz |
| Protection class | IP66 |
| Cooling | smart fan |
| Operating temperature range | -35~+60°C |
| Weight | 48 kg |
| Dimensions (W×H×D) | 520 × 660 × 220 mm |
Goodwe GW20K-ET — 20 kW three-phase hybrid inverter with 2 MPPT trackers — B2B wholesale prices for installers and contractors. Check availability and terms of cooperation: contact us.
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