Advanced Passive Accessories in Circuit Breaker Series

 

This MX+OF passive Circuit breaker accessory delivers reliable, energy-free electrical protection and status monitoring for power distribution systems. Its tool-free snap-on design enables quick, hassle-free installation without modifying existing panels, saving time and labor costs. The passive (no-power) operation eliminates energy consumption, while the compact modular structure optimizes space in electrical cabinets. Built with premium flame-retardant materials, it offers exceptional durability, shock resistance, and long service life, even in demanding industrial environments.

 

 

The unit features a universal AC/DC 110V~400V operating range, integrated MX shunt trip and OF auxiliary contacts, and clear terminal markings for simplified wiring. It includes a bright red manual operating lever for manual override and status indication, a 3A/415V auxiliary contact rating, and strict compliance with international Electrical Safety standards. Each accessory undergoes rigorous quality testing to ensure reliable tripping performance, consistent status signaling, and resistance to voltage fluctuations.

 

 

Ideal for industrial automation, commercial buildings, power distribution cabinets, and fire safety systems, this accessory enables remote tripping, status monitoring, and emergency shutdown. It is compatible with standard miniature Circuit Breakers, making it a versatile solution for electrical contractors, system integrators, and facility managers seeking to enhance electrical safety and operational control.