Eaton AccuProx Series Tubular Analog Output Inductive Proximity Sensor Enclosure, 0.47 dia, Straight, Sensor dist.: 4 mm, Tube Stainless Steel, 4 Pin M12 Connector, 15-30 Vdc input, < 25um after 1 hour warmup accuracy, Shielded
Reference : E59-A12A104D01P-C1