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Description
xThe GoodWe GW20K-ET is a high-performance three-phase hybrid inverter designed for large residential and small commercial applications. As a key component of an advanced energy storage system, it supports both on-grid and back-up power functions with optimised load management, peak shaving, and external load activation. Its compatibility with high-voltage lithium-ion batteries and support for smart grid interactions make it an adaptable and future-ready solution.
Key Features
- Integrated dry contact for external load control (e.g. heat pumps)
- Peak shaving for load management and reduced grid dependency
- High input flexibility with up to 150% DC oversizing
- Advanced protection with Type II DC SPD and optional AFCI
- Up to 3 MPPTs with wide voltage range (200–850 V)
- IP66-rated for outdoor installations
- Battery compatibility with GoodWe Lynx Home F and other brands
- Smart fan cooling for enhanced thermal performance
- Multiple communication interfaces: RS485, CAN, WiFi, 4G
- Low noise operation (<45 dB)
Specifications
xNominal Battery Voltage
500 V
Battery Voltage Range
200 – 800 V
Max. Charging/Discharging Current
50 A
Max. PV Input Power
30,000 W
Max. Input Voltage
1000 V
MPPT Operating Range
200 – 850 V
Max. Efficiency
98.0%
Max. AC Current Output to Grid
33.3 A
Ingress Protection
IP66 (Outdoor Rated)
Operating Temperature Range
-35°C to +60°C
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