Mitsubishi NF400-SEW 4P 400A Description Description Mitsubishi Circuit breaker 4pole. Ir = 200 – 400A; Icu = Ics = 42kA at AC 440V Related products Mitsubishi FX2N-16EX-ES/UL MITSUBISHI Q02HCPU MITSUBISHI FR-PU04 Mitsubishi FX2N-48ER-DS MITSUBISHI MDS-A-SPJ-22 MITSUBISHI A985GOT-TBA-EU