SanRex Corporation is a wholly owned subsidiary of Sansha Electric, located in Port Washington, New York, United States. We have been one of the pioneers in the industrial world as a manufacturer of power semiconductors and power supply equipment. SanRex Corporation supports its wide base of customers in Canada, North, Central and South America, and is a highly respected supplier of Power Semiconductors, Plating Rectifiers, Lighting Ballasts, Plasma Power Supplies and Welding Equipment. We provide service and technical assistance for all SanRex made products, and our fully trained technical staff carry out general in-house repairs as well as on-site repairs & maintenance.