Mitsubishi ST1B-E4IR2 Description Description Mitsubishi ST Series Base 2×4 Screw type terminal for 2 pt. Relay- and analogmodule Related products Mitsubishi FX2N-16EX-ES/UL MITSUBISHI FX1N-40MR-DS MITSUBISHI A1SX81 MITSUBISHI A2NCPU MITSUBISHI MDS-A-SPJ-22 MITSUBISHI MR-J2-40A