The robust L250 safety locking devices for safety applications up to PL e / SIL 3 are used for safeguarding safety doors on machines and systems. Using modern RFID technology, these devices offer maximum tamper protection (type 4 according to EN ISO 14119) and are easy to integrate. With a locking force of up to 2,100 N and a compact, easy-to-clean technopolymer housing, the devices of the L250 series can be used universally and provide an economical solution for personal and process protection.