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The GW15K-ETA-G20 three-phase hybrid inverter from the GoodWe ESA family is an element of a high-voltage All-in-One energy storage system with a rated power of 15 kW. It supports up to 30 kW of PV power, offers a maximum efficiency of 98.1%, and switches to backup power in under 4 ms.
The GW15K-ETA-G20 is a three-phase hybrid inverter serving as the power module for the GoodWe ESA high-voltage (HV) All-in-One energy storage system, integrating the inverter, battery, and smart energy management in a single, pre-wired, modular design. The 15 kW rated model accepts up to 30 kW of PV power and controls battery charging up to 15 kW and discharging up to 16.5 kW. It provides advanced multi-layer protection, AI-based EMS readiness, and rapid switching to backup power.
| Inverter type | hybrid, three-phase (HV) |
| Rated AC power | 15 kW |
| Max. PV input power | 30 kW |
| Max. PV input voltage | 1000 V |
| MPPT voltage range | 120–950 V |
| Battery cell type | LiFePO4 (LFP) |
| Rated battery voltage | 750 V |
| Battery voltage range | 700–950 V |
| Max. battery charging / discharging power | 15 / 16.5 kW |
| Max. charging / discharging current | 20.1 / 22.1 A |
| Rated AC voltage | 220/380, 230/400 V (3L/N/PE) |
| Backup port apparent power | 15 kVA |
| On/off-grid switching time | <4 ms |
| Max. efficiency | 98.1% |
| European efficiency | 97.3% |
| Operating temperature range | -35 ~ +60 °C |
| Cooling | smart fan |
| Protection rating | IP66 |
| Dimensions (W × H × D) | 800 × 340 × 270 mm |
| Weight | 34 kg |
Goodwe GW15K-ETA-G20 — three-phase hybrid inverter for All-in-One energy storage system (H — B2B wholesale prices for installers and contractors. Check availability and terms of cooperation: contact us.
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