3SE5322-0SB21 Description Description 3SE5322-0SB21 SIEMENS Interlock Safety Switch with separate actuator – Plastic Solenoid lock, auxiliary release Related products SIEMENS 1FN1910-0AA20-1AA0 SIEMENS 1FK6060-6AF71-1TG0 SIEMENS 1FK7042-5AF71-1EA0 SIEMENS 1FK6032-6AK71-1TG0 SIEMENS 1FK7022-5AK71-1DA0 SIEMENS 1FN1910-0AA20-3AA0