Medium-voltage Power Distribution Products

High-voltage Alternating Current Circuit Breakers and High-voltage Alternating Current Contactors

Meet the needs for environment conservation, safety, electric power saving and international standard.

• Vacuum Circuit Breakers
• Vacuum Contactor and Combination Units
• Related Devices

Protection Relays

Indispensable protection relays to accommodate the improved reliability of power distribution systems.
Offering the appropriate products for various industrial areas.

• Protection Relays - MELPRO-A Series
• Protection Relays - MELPRO-D Series
• Protection Relays - MELPRO-S Series
• Multi-Relay - MP11A
• Peripheral Equipment