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HVI

High Voltage, Inc. designs and manufactures industry-leading high voltage test equipment for proof testing, diagnostic testing,  high voltage breakdown testing, and preventative maintenance testing. Trusted for the most technically-advanced, portable, and user-friendly high voltage equipment on the market. HVI test sets are used worldwide by utilities, testing service companies, electrical contractors, large industrial factories, and electrical apparatus OEMs.

HVI has been an essential supplier of electrical testers and test kits for over 20 years. Our familiarity with the regulations and procedures inherent to this industry make us more than a supplier or manufacturer, but a partner. Customers turn to HVI for its high-quality testing equipment, unparalleled customer support, and its commitment to sharing deep industry knowledge in an approachable, helpful way.

Applications include:

  • MV/HV cable
  • Cable faults
  • Utility substation apparatus
  • Aerial lifts
  • Motors and generators
  • Other high voltage electrical products used for generation, transmission, and distribution of electricity

With three generations of experience and innovation, HVI leads the industry in producing portable field test equipment and high power AC and DC high voltage test sets for utilities and OEM industrial markets. A global company with representatives in more than 130 countries, HVI delivers the results you need with more portable and efficient HV test sets.

Made in the U.S. In service all over the world.

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