High temperature proximity switch form factor: M8 M12 M18 M30 CP40 and so on. Unique internal temperature structure of high-temperature materials, the signal output steady overcome domestic models at high temperatures, the output signal of the deadly disease disorder imported IC, ceramic structure built-in protection for the environment a wide temperature range, -40 ° -180 ° is widely used in iron and steel, metallurgy, glass and other manufacturing industries