Mitsubishi NF400-UEW 4P 400A Description Description Mitsubishi Circuit breaker 4pole. Ir = 200 – 400A; Icu = Ics = 200kA at AC 440V Related products MITSUBISHI Q02HCPU MITSUBISHI A1ADP-SP MITSUBISHI AJ71E71-S3 Mitsubishi FX0N-65EC MITSUBISHI A2NCPU MITSUBISHI FR-A540-22K