FuseBox MT10C403 Triple Pole Type C MCB 40A 10kA

The FuseBox MT10C403 is a high-performance 40A Triple Pole Type C Miniature Circuit Breaker (MCB) designed to provide reliable protection against overloads and short circuits in three-phase electrical installations. Engineered for use in commercial, industrial, and large-scale electrical distribution systems, this MCB features a Type C tripping characteristic, making it ideal for circuits with moderate inrush currents such as motors, pumps, HVAC equipment, compressors, and transformers.

With a 10kA breaking capacity, the MT10C403 delivers dependable fault protection while helping to minimise downtime and protect connected equipment. Its compact modular design allows for easy installation within FuseBox TP&N distribution boards and other compatible systems.

Key Features

• 40A rated current
• Triple pole (3P) configuration
• Type C tripping characteristic (5–10 × In)
• 10kA short-circuit breaking capacity
• Suitable for three-phase distribution systems
• DIN rail mounting for quick installation
• Trip-free mechanism for enhanced operational safety
• Positive contact status indication
• Compatible with FuseBox TP&N distribution boards
• Manufactured to IEC/EN 60898-1 standards