Siemens 3SF1324-1SG21-1BK4 (3SF13241SG211BK4), Safety Pos. Switch W. Tumbler Degree Of Protection Ip69 K Din 40050 Locking Force 1300N, 5 Directions Of Approach Plastic Enclosure, M12 Connector, Asi-Safe Integrated Ch1 =Actuator 2Nc, Acc.To 2-Out-Of-2 Evaluation, Ch2=Solenoid 1Nc Spring-Locked, Escape Release On Rear And Auxiliary Release On Front Solenoid Voltage24 V Dc/Ac, Monitoring Actuator 2Nc/1No, Monitoring Solenoid 2Nc/1No, The Matching Separate Actuator 3Se5000-0Av0. Must Be Ordered Separately