Proximity Sensors (Inductive, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 8 mm; Voltage Range - 3.5-30V DC; Wires - Voltage Type - 2-Wire DC; Shielding - Unshielded; Output Type - N.O.; Connection Type - Cable; Connection Size - 2m (6.5 ft); Construction - Tubular, Threaded; Diameter - 12 mm Dia.; Material - Body - Nickel Plated Brass; Material - Face - Nonmetallic; Enclosure Rating IEC - IEC IP67; Switching Frequency - 750 Hz; Load Current - max - 100 mA; Temperature Rating - -25 deg C (-13 deg F)-70 deg C (158 deg F)