Proximity Sensors (Inductive, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 4 mm; Voltage Range - 20-253V AC; Wires - Voltage Type - 2-Wire AC; Shielding - Unshielded; Output Type - N.O.; Connection Type - Connector, 3-pin; Connection Size - M12x1; Construction - Tubular, Threaded; Diameter - 12 mm Dia.; Material - Body - Stainless Steel; Material - Face - Nonmetallic; Enclosure Rating IEC - IEC IP67; Switching Frequency - 20 Hz; Load Current - max - 200 mA; Temperature Rating - -25 deg C (-13 deg F)-70 deg C (158 deg F)