
GoodWe Static Transfer Switch for ET50K (Backup Function) STS200-80-10 - ET 50 Series
GoodWe Static Transfer Switch for ET50K (Backup Function) STS200-80-10 - ET 50 Series
The Static Transfer Switch (STS) Box is a smart, high-capacity switching solution for commercial and industrial energy storage systems. It enables automatic, seamless transitions between grid-tied and off-grid inverter modes during power outages, ensuring uninterrupted supply to critical loads. Supporting up to 138kW (200A) in grid-tied mode, it’s compatible with generators and large appliances like heat pumps and motors—delivering flexible, reliable energy management.
Product Features:
- ET 50kW Compatible: Designed to pair seamlessly with the ET 50kW inverter for UPS-level performance and reliable off-grid switching.
- Generator Integration: Supports control and integration with diesel generators for backup power flexibility.
- Large Load Handling: Enables connection and control of high-demand equipment such as motors and heat pumps.
- Outdoor-Ready: Built with IP65 ingress protection for safe and durable outdoor installation.
GoodWe Static Transfer Switch for ET50K (Backup Function) STS200-80-10 - ET 50 Series
The Static Transfer Switch (STS) Box is a smart, high-capacity switching solution for commercial and industrial energy storage systems. It enables automatic, seamless transitions between grid-tied and off-grid inverter modes during power outages, ensuring uninterrupted supply to critical loads. Supporting up to 138kW (200A) in grid-tied mode, it’s compatible with generators and large appliances like heat pumps and motors—delivering flexible, reliable energy management.
Product Features:
- ET 50kW Compatible: Designed to pair seamlessly with the ET 50kW inverter for UPS-level performance and reliable off-grid switching.
- Generator Integration: Supports control and integration with diesel generators for backup power flexibility.
- Large Load Handling: Enables connection and control of high-demand equipment such as motors and heat pumps.
- Outdoor-Ready: Built with IP65 ingress protection for safe and durable outdoor installation.
Description
GoodWe Static Transfer Switch for ET50K (Backup Function) STS200-80-10 - ET 50 Series
The Static Transfer Switch (STS) Box is a smart, high-capacity switching solution for commercial and industrial energy storage systems. It enables automatic, seamless transitions between grid-tied and off-grid inverter modes during power outages, ensuring uninterrupted supply to critical loads. Supporting up to 138kW (200A) in grid-tied mode, it’s compatible with generators and large appliances like heat pumps and motors—delivering flexible, reliable energy management.
Product Features:
- ET 50kW Compatible: Designed to pair seamlessly with the ET 50kW inverter for UPS-level performance and reliable off-grid switching.
- Generator Integration: Supports control and integration with diesel generators for backup power flexibility.
- Large Load Handling: Enables connection and control of high-demand equipment such as motors and heat pumps.
- Outdoor-Ready: Built with IP65 ingress protection for safe and durable outdoor installation.

