SanRex Corporation, a wholly owned subsidiary of Sansha Electric, is a highly respected supplier of Power Semiconductors, Plating Rectifiers, Lighting Ballasts, Plasma Power Supplies, and Welding Equipment. Our Engineering Service Department is also available to provide you with service and technical assistance for all SanRex made products. Our fully trained technical staff carry out general in-house repairs as well as on-site repairs and maintenance.

SanRex Power Semiconductor Modules (Diodes, Thyristors (SCRs) and Triacs) are highly reputed for excellent quality and performance, resulting from years of experience. Used in a wide variety of applications with many other designs where power conversion is needed, SanRex modules are all RoHS compliant as a minimum standard of the ISO14001 environmental policy. SanRex fully supports the RoHS initiative.

Since developing the Arc Power Supply for movie projectors in 1933, SanRex continues to develop and manufacture various kinds of Power Supplies employing cutting-edge technologies and innovations. Outstanding featured SanRex Power Supplies, such as Lamp Ballasts, Metal Finishing, Electrical Regulators, Ultrasonic Cleaners, and DC Power Supplies for Plasma Heating, are widely used amd have a reputation for high quality, made in accordance with the International Standards of ISO9001 and ISO14001.

Since the production of its first welding machine in 1956, SanRex has continually produced some of the best performing welding power supplies in the world. For the last 20 years, SanRex has manufactured welders under private label agreements for some of the world most recognized welding companies in the US and Europe.

SanRex Corporation is committed to maintaining and enhancing its leadership position by offering a more comprehensive and continually improved line of innovative power electronic products. We will also make every effort to remain a service-oriented and innovative company into the 21st Century.