Profile: Hunterdon Transformer Co. is a manufacturer of magnetic devices. We are an ISO 9001 certified company. Our product line includes variable reactance, auto, isolation, workhead, potential and current transformers. We also provide AC & DC reactors, chokes, DC power supplies, furnace coils, water-cooled leads, medium frequency transformers and phase balancing reactors. Our products are used in solid block industrial transformers, pure copper windings and integral water cooling.