Mitsubishi STN40-S Description Description Mitsubishi PLC System-terminal; 40 channel for I/O module and special modules; screwtype Related products MITSUBISHI FR-A540-15K-EC MITSUBISHI AJ71E71-S3 Mitsubishi FX2N-32ER-ES/UL Mitsubishi FX2N-16EX-ES/UL MITSUBISHI Q02HCPU Mitsubishi FX0N-65EC