EATON Perfect Prox Photoelectric Sensor, Forward Viewing, Series: Comet, Tubular Shape, Thru-Beam Sensing Method, 20 ft Sensing, Visible Red Sensing Beam, 3.5 ms Response, NPN/PNP Open Collector Output, 10 to 30 V DC, 100/250 mA, 1 W Wattage, 50/60 Hz Frequency, 4-Pin M12 Connection, Output On LED Indicator Light Source, 30 g Vibration, 2.55 in L x 0.47 in W x 0.71 in H Size, NEMA 1/3/4/4X/6/12/13/IP69K Enclosure, -4 to 158 deg F Operating, Surface Mounting