Mitsubishi NF400-SEW 3P 400A Description Description Mitsubishi Circuit breaker 3pole. Ir = 200 – 400A; Icu = Ics = 42kA at AC 440V Related products MITSUBISHI FX1N-40MR-DS Mitsubishi FX2N-48ER-ES/UL Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-48ER-DS MITSUBISHI E1071 MITSUBISHI Q02HCPU