The Kramp S7C40PC440 is an inductive proximity switch with an M12 threaded housing, designed for reliable non-contact detection of metallic objects. This PNP normally open (NO) sensor offers a 4mm sensing distance and operates on a 10-30V DC supply. It features a 2-meter cable connection and an IP67 rating, making it suitable for various industrial and agricultural machinery applications requiring precise position sensing. The housing is constructed from nickel-plated brass for durability.