Proximity Sensors (Capacitive, Tubular Style): Type - Inductive Proximity, General Purpose Sensor; Sensing Range - 2 mm; Wires - Voltage Type - 2-Wire DC; Voltage Range - 5-25V AC; Shielding - Shielded; Connection Type - Connector, 4-pin; Connection Size - M12x1; Output Mode - NAMUR, N.C.; Diameter - 12 mm Dia.; Construction Style - Tubular, Threaded; Material - Body - Stainless Steel; Material - Face - Nonmetallic; Enclosure Rating IEC - IEC IP67; Switching Frequency - 2000 Hz; Temperature Rating - -25 deg C (-13 deg F)-100 deg C (212 deg F)