Miniature circuit breakers (MCB) protect circuits against short circuits and overcurrent faults. Explore a wide range of electrical auxiliaries rated up to 125A for remote monitoring and control.

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ComPact molded case circuit breakers (MCCBs) protect cables sized for 100A to 3200 A. Their highest breaking capacities allow them to protect also smaller cables, when connected close to a powerful energy source. As one pillar of digitally connected power distributions (EcoStruxure Power), ComPact breakers take part in energy consumption and asset management optimization. Benefit from 65 years of technological leadership, and rely on proven quality, opted for even in most demanding environments.

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MasterPact air circuit-breakers (ACBs) protect the largest LV lines, carrying currents up to 6300 A. They can be used for source coupling or changeovers. To all high-level electrical professionals, MasterPact sounds like a saga of innovative breakthroughs. Experience full connectivity of the latest generation, Masterpact MTZ, with embedded algorithms enabling ever-higher energy reliability and efficiency.

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