Mitsubishi NF800-HEW 4P 800A Description Description Mitsubishi Circuit breaker 4pole. Ir = 400 – 800A; Icu = Ics = 65kA at AC 440V Related products Mitsubishi FX2N-48ER-ES/UL Mitsubishi FX2N-48ER-DS MITSUBISHI A3ACPUR21 MITSUBISHI FR-A540-22K MITSUBISHI A1SX81 MITSUBISHI Q02HCPU