The BENY BYSS MOD Series Motorized DC Isolator Switch is designed for modern energy storage systems requiring safe, reliable DC isolation. Rated up to DC 2000V and 500A, it combines motorized remote operation with manual control, providing fast switching, excellent arc suppression, and high operational reliability for PCS, battery cabinets, and large-scale ESS applications.
The BYSS MOD Series Motorized DC Isolator Switch is engineered to provide safe isolation and remote switching in high-voltage DC systems. Designed specifically for energy storage applications, it supports both motorized and manual operation, allowing flexible installation and maintenance while improving system safety.
Its high breaking capability, low operating temperature rise, and reliable arc suppression ensure dependable performance in demanding battery storage environments. The switch can be remotely controlled through a DC24V control signal while maintaining manual operation for emergency or maintenance scenarios.
Suitable for
Reliable DC Isolation
Designed for DC systems up to 2000V, providing dependable electrical isolation for modern energy storage installations.
Remote Intelligent Control
Supports remote motorized switching through a DC24V control interface, making it ideal for automated ESS operation and monitoring.
Flexible Operation
Three operating modes—motorized, manual, and lockout—provide maximum flexibility during normal operation, maintenance, and safety isolation.
High Safety Performance
Ultra-fast arc extinction, low temperature rise, high impulse withstand capability, and reliable position indication improve operational safety and equipment protection.
BENY’s BYSS MOD Series is purpose-built for next-generation battery energy storage systems, delivering reliable DC isolation, intelligent remote control, and outstanding electrical performance. Its robust design, flexible operating modes, and compliance with IEC 60947-3 make it an ideal choice for commercial, industrial, and utility-scale ESS projects requiring safe and efficient DC switching.
| Item | Specification |
| Rated Voltage | Up to DC 2000V |
| Rated Current | Up to 500A |
| Operating Mode | Motorized / Manual / Lockout |
| Control Voltage | DC24V |
| Rated Impulse Withstand Voltage | 12kV |
| Standard | IEC 60947-3 |
| Applications | Energy Storage Systems |
| Mounting | Vertical or Horizontal |