Retroreflective sensor with polarization filter, M18 threaded housing design, plastic housing, front optical face, 4 m detection range, red light, dark on, DC version, NPN output, M12 plug, Efficient Line in a short M18 plastic housing for standard applications, Very high detection range, 4 LEDs indicator for 360° visibility, Optimized potentiometer design for a clear control button layout in the application, Version with front optical face