Proximity Sensors (Capacitive, Tubular Style): Type - Photoelectric Background Cutoff Sensor; Cutoff - 4.00 in (100mm) Cutoff; Voltage Range - 10-30VDC; Connection Type - Connnector, 4-pin Micro DC; Connection Size - M12x1; Diameter - 18 mm; Construction Style - Tubular, Threaded; Material - Body - Thermoplastic; Enclosure Rating NEMA - NEMA 6P; Enclosure Rating IEC - IEC IP67; Temperature Rating - -40 to 70degC (-40 to 158degF); Output Type - NPN; Sensing Position - End; Beam Type - Infrared