209-3439, SICK, SICK Inductive Threaded Barrel Proximity Sensor, M12, 2 mm Detection, PNP NO, 10 → 30 V dc, Brand Sick, Thread Size M12, Sensor Technology Inductive SICK Inductive Threaded Barrel Proximity Sensor, M12, 2 mm Detection, PNP NO, 10 → 30 V dc