Close contact manufacturesoffers universal type of inductive proximity switches. In various sizes these proximity switches are available which are;these switches are available in size m12, m18, m30, m36 and m50 with sensing range of 2/4 mm, 5//8 mm, 10/15 mm, 20 mm and 40 mm respectively. These are 3-wire proximity switches, work on which operate on 10-30 v dc power supply. These proximity switches are applied can be used in npn no, npn nc, pnp no or pnp nc mode. The necessary connection details are printed on the switch label ffor user convenience connection details are printed on the switch label. These proximity switches are short circuit protected with dual colour output led which . They can be used to cut down inventory cost and reduce the down time of the system. The sensors are applied inmainly used in cement, steel, textile, ceramic, plastic and machine tool industries.