The Schneider Electric NSX100M N 3P 50A is a 3-pole, 50-ampere, Compact NSX series molded case circuit breaker (MCCB) with a standard thermal-magnetic (TM) trip unit. It is a core component of the Compact NSX range, designed for reliable circuit protection, isolation, and control in commercial, industrial, and infrastructure electrical distribution systems. Its compact design offers high performance in a reduced footprint.