Position switch with plastic housing, 40 mm according to DIN EN 50041. Device connection 1x (M20 x 1.5), 1S/1Ö snap-action contacts with single plunger and stainless steel plunger. Mechanical position switches SIRIUS 3SE5 for position and location detection of machine parts as well as for monitoring the position of safety devices. The modular design of the 3SE5 position switches allows for a wide variety of configurations with a small number of housing types. The large variety of connectors and rollers meets almost all requirements in industrial everyday life. LEDs indicate the current status of the device. Thanks to quick connection technology, connection times can be significantly reduced. Switching points and mounting according to EN 50047 and EN 50041. The devices are globally approved (IEC, UL). With the appropriate switch configuration, the highest safety requirements according to PL e or SIL 3 can be met. The integrated ASIsafe electronics require low power consumption. Various housing sizes with different contact elements in plastic or metal or in compact design are available. Some variants are optionally available with LED status display and M12 connector. The 3SF1 series with direct connection to the AS-Interface bus system rounds out the portfolio. Depending on the version, drive heads and connectors as well as other mounting and connection accessories are available as accessories. Safety is a SIRIUS business.