A method of manufacturing a power contactor (400) from an existing contactor (200) having a magnetic amplifier (212) that comprises a blowout coil (214) and a ferromagnetic core (216), and an arc chute (210) for extinguishing an arc generated by opening the existing contactor (200) under a current load is disclosed. The method includes removing a bolt assembly (218) from the existing contactor (200) and at least one side plate (224) from the existing contactor (200). The method also includes removing the ferromagnetic core (216) from the existing contactor (200).
