Siemens
3SE5 Safety Interlock Switch, Metal, 1NC/1NO. Connection Type: M20. Lock Style: Key. Maximum AC Voltage: 230V. Maximum DC Voltage: 230V. Range: Sirius. Dimensions: 104 x 31 x 33 mm. Minimum Operating Temperature: -25°C. Maximum Current: 3 A, 6 A. IP Rating: IP66, IP67. MPN: 3SE5212-3RV40, Siemens