Baumer IWRM 12U9704/S14 Inductive Proximity Sensor, Quasi-Flush, Ø12 x 50mm Cylindrical Threaded, 15-30VDC, 0-4mm Measuring Distance Sd, 20mA, Voltage Output 0-10VDC, M12 Connector, Brass Nickel Plated, PBT Sensing Face, -10 to +70°C, IP67 $639.00 Select