Mitsubishi PARTS S-N20 MAIN CONTACT KIT BH739N300 Description Description Mitsubishi Main contact kit. For S-N20, S(D)-N21; Replacement kit for 3 poles Related products Mitsubishi FX2N-32ET-ESS/UL MITSUBISHI FX0-30MR-ES MITSUBISHI A2NCPU Mitsubishi FX0N-65EC MITSUBISHI MDS-A-SPJ-22 Mitsubishi FX2N-16EYT-ESS/U