These induction heating equipment are used for various applications like shrink-fitting, brazing, hardening, etc. Shrink-fitting of engine components like cam gears, crank gears, water-pump gears on respective shafts, the equipment has found a good acceptance. The induction heating technology along with a very effective. Application criteria has proved to be very effective. The equipment works on 440 volts, 50 hertz three phase supply. The working frequency can be adjusted from 1 khz to 10 khz depending on the tuning frequency of the heating coil.