Mitsubishi ST1B-S4IR2 Description Description Mitsubishi ST Series Base 2×4 Spring clamp terminal for 2 pt. Relay- and analog module Related products MITSUBISHI AJ71E71-S3 MITSUBISHI FR-A540-22K Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-48ER-ES/UL MITSUBISHI A1SX81 MITSUBISHI A1ADP-SP