The IDEC HS5D-02RNM Safety Switch features a plastic head with 2NC contacts for secure circuit control. It includes an M20 gland port for cable connections and offers the option of a metal head. Designed to detect detachment of the head, it enhances safety measures in critical applications. The switch's compact size allows for up to three contacts, facilitating easy installation and wiring. With a B10d value of 2 million, it promises reliable performance and longevity in safety-critical environments.