Inductive Sensor, With Extended Switching Distance, Operating voltage 10…55 VDC, Rated switching distance 10 mm, Non-flush, M12 × 1 threaded barrel, Long version, Chrome-plated brass, Factor 1 for all metals, Protection class IP68, Resistant to magnetic fields, Large switching distance, Integrated protection against predamping, Little metal-free spaces, DC 4-wire, 10…55 VDC, Changeover contact, NPN output, M12 x 1 male connector