Reliable circuit breaker technology is the heart of a critical power system. You can count on Schneider Electric to deliver circuit protection solutions designed for critical power applications. Solutions like our Masterpact™ NW and NT circuit breakers that provide more operations without maintenance than any low voltage circuit breaker on the market, and our proprietary “Mission Critical Breaker” specifically designed as a main breaker in PDUs so you can maximize system coordination with PDU branches. Square D circuit breakers are used by many UPS, generator, and paralleling equipment manufacturers in their standard designs.