Position switch made of plastic, 31 mm according to DIN EN 50047, with enhanced corrosion protection. Device connection 1 x (M20 x 1.5), 1S/1Ö snap contacts, functional push rod at -40 °C. Shock and vibration testing according to DIN EN 61373, Category 1B. Mechanical position switches SIRIUS 3SE5 for position and orientation detection of machine parts and monitoring of protective devices in extreme environmental conditions down to -40 °C, e.g., in wind turbines, the food industry, or railway applications. The devices are suitable for use in extreme environmental conditions due to their high protection class. They feature enhanced corrosion protection, are shock and vibration tested, and are globally approved (IEC, UL). With the appropriate switch configuration, the highest safety requirements according to PL e or SIL 3 can be met. Various housing sizes in plastic or metal are available. Additionally, variants with separate actuators or with latching are offered. Depending on the version, various drives and separate actuators are available as accessories. Safety is a SIRIUS business.