Mitsubishi ST1B-E4X2 Description Description Mitsubishi ST Series Base 2×4 Screw type terminal for 2 pt. Digital input module Related products MITSUBISHI FR-PU04 MITSUBISHI FX1N-40MR-DS MITSUBISHI E1071 Mitsubishi FX2N-16EYT-ESS/U MITSUBISHI AJ71E71-S3 Mitsubishi FX2N-32ET-ESS/UL