Extend bearing life with this Bessey 440 Volt 20 Amp Induction Bearing Heater (BCS440V). Capable of even heating, it's ideal for working on bearings, sprockets, gears, couplings and sleeves. Capable of even heating to extend bearing life 440 Volts 20 Amps Works on bearings, sprockets, gears, couplings and sleeves Easy to use