Inductive Cylindrical Proximity Sensor, Inductive, 18 mm, Proximity Sensor Power Requirement 10 to 30 V DC, Shielded, Proximity Sensor Operating Frequency 600 Hz, Proximity Sensor Output Circuit Type 3 Wire NPN, Max. Detecting Distance 5 mm, Proximity Sensor Electrical Connection 4 Pin M12 Connector, Output Mode NO, IP Rating IP67, IP69K, Case Material Nickel Plated Brass, Length 53 mm, Operating Temp. Range -40 Degrees to 85 Degrees C, Max. Current Load 16 mA