Mitsubishi UCON-D250B-W(INST) Description Description Mitsubishi Controller; DC 220 – 250V Inst. trip (Time delay adj.), b-contact Related products Mitsubishi FX2N-16EX-ES/UL MITSUBISHI A1SX81 MITSUBISHI MR-J2-40A MITSUBISHI FR-PU04 MITSUBISHI FX1N-40MR-DS MITSUBISHI FR-A540-15K-EC