High Voltage Equipment

Quality Engineering of Relays, Probes, Voltmeters, Voltage Dividers & Switches

ROSS ENGINEERING CORPORATION of Campbell, California designs, manufactures and tests a wide range of high voltage electronic and electro-mechanical devices, including: Relays, Probes, Voltmeters, Voltage Dividers, Switches, Breakers, Systems, Controls, Energy Sources and Safety Equipment that are marketed worldwide. Typical applications are in high voltage power supplies, cyclotrons, lasers, radar, TV, power communication transmitters, industrial plants and utilities where high voltage or high current is utilized. Ross Engineering Corp. is a certified ISO 9001:2015 company with an ISO/IEC 17025:2017 High Voltage Calibration accreditation by A2LA. This certificate includes accreditation to ANSI/NCSL Z540-1-1994 and any additional program requirements in the field of calibration. These achievements demonstrates the Company's continued commitment to product excellence and customer satisfaction for more than 60 years.


Ross Engineering's 20,000 sq. ft. facility, located in the heart of Silicon Valley, is a fully integrated facility that includes research and development, design, manufacturing, test and calibration. Our Calibration capabilities are up to 450kV PK 60Hz, 400kV DC and 400kV 1.2x50µs lightning impulse. For the calibrations to which A2LA accreditation applies, please refer to the laboratory's Calibration Scope of Accreditation.


Since its founding in 1964, Ross products have grown from two lines to over 25 lines of precision, quality engineered low and high voltage devices. Ross Engineering products are used for control, measurement, power dissipation and safety applications in power electronic, power utility, laboratory and test industries where millivolts to kilovolts are used.