Mitsubishi NF400-SEW 3P 400A Description Description Mitsubishi Circuit breaker 3pole. Ir = 200 – 400A; Icu = Ics = 42kA at AC 440V Related products MITSUBISHI FR-PU04 Mitsubishi FX2N-16EYR-ES/UL Mitsubishi FX0N-65EC Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI MR-J2-40A