Brand: AutomationDirect Item: Photoelectric sensor Connection: 4-pin M12 quick-disconnect IP Rating: IP67 Includes: Mounting hardware Housing Material: Plastic Housing Size: 18mm diameter x 33.9mm body Operating Voltage: 10-30 VDC Additional Information: Purchase cable separately Shape: Tubular Operation Mode: Dark-on Application: Standard duty Sensing Method: Through-beam receiver Number of Wires: 3 Switching Output: NPN Sensing Distance: 8m Switching Frequency: 1 kHz Barrel Type: Threaded AutomationDirect photoelectric sensor, tubular, threaded, plastic housing, through-beam receiver, 8m sensing distance, 10-30 VDC operating voltage, dark-on, NPN, 3-wire, 4-pin M12 quick-disconnect.