Oswal Monoblock Pump OMB-47-1PH (3HP) is that has totally enclosed fan cooled AC induction motor which makes the pump function for long hours. The motor stator is made up of low watt loss steel laminations which is put together under pressure and rigidly locked in the frame. With the help of well-balanced rotor, vibration and noise free functioning is ensured. Varnish impregnated windings are made up of enameled copper wire which offers impressive resistance.