Proximity Sensor manufacturer / supplier in China, offering Omch Lj-Series Metal Proximity Sensor M8 M12 M18 M30 Cylindrical Inductive Switch, Omch Pr Series M8 M12 M18 M30 Metal Inductive Proximity Sensor Switch, Omch Pr18-5AC Metal Proximity Sensor AC 2 Wire Nc Detection Distance 5mm Cylindrical Waterproof M18 Inductive Switch and so on.