SC18SP-CE10 PNP NO+NC H, Capacitive sensor,AECO Capacitive Proximity Sensor, Plastic 18 mm diameter, 10-30 VDC, 4-wire, PNP, unshielded, 10 mm adjustable sensing distance, complementary (N.O. or N.C.) outputs, M12 quick-disconnect (purchase cable separately) **C18000074**