Perfect Sales Corporation manufactures Magnetically Coupled Oil Cooled Potential Transformer. Perfect Sales Corporation is an ISO 9001: 2000 certified company offering a wide range of electrical instrument transformers like Current Transformers, Potential Transformers, CT-PT Combined Units and Metering Cubicle. The Magnetically Coupled Oil Cooled Potential Transformer is used to further step down the system voltage to measurable value up to 63.5 V, 100 V or 110 V as per standard of the equipment. He Magnetically Coupled Oil Cooled Potential Transformer is available in single phase or three phase version.