




GoodWe STS Switch for Backup Three Phase
£1,551.16 Original price was: £1,551.16.£1,292.63Current price is: £1,292.63. Ex. VAT
The GoodWe STS is a switching solution for commercial energy storage that enables seamless transitions between grid-tied and off-grid modes. It supports large loads and diesel generator integration.
All GoodWe products are delivered in 5-10 working days.
54 in stock
The Static Transfer Switch (STS) is a cutting-edge switching solution designed for commercial and industrial energy storage systems, with STS138 kW paired with ET 50 kW and STS125 kW paired with ET 100 kW,and the STS138 and STS125 feature different exterior designs. It enables precise control of inverters, allowing seamless transitions between grid-tied and off-grid modes. In the event of a grid outage, the inverter seamlessly switches to off-grid mode, providing power to critical loads through solar panels or batteries. When grid power is restored, the inverter smoothly transitions back to grid-connected operation. The STS is versatile, supporting connections with generators and accommodating large loads such as heat pumps and motors. This robust solution ensures continuous and reliable power supply, offering flexibility and efficiency in energy management.
Key Features
- STS138 paired with ET50 and STS125 paired with ET100 for UPS-level and off-grid switching
- IP65 ingress protection for outdoor installations
- Supports the connection and control of large loads
- Supports control of diesel generators
| Model | GW125K-STS-G10 |
|---|---|
| Nominal Output Voltage (V) | 127 / 220, 220 / 380, 230 / 400, 240 / 415, 3L / N / PE |
| Ingress Protection Rating | IP54 |
| Output Voltage Range (V) | 114 ~ 280 |
| Max. Apparent Power with Grid (kVA) | 137.5 (75 @ 220V) |
| Brand | GoodWe |
|---|---|
| Inverter Type | Inverter |
| Inverter Rating | 125kW |
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Options available
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