High Voltage, Inc. VLF E-Series for Power Cable Testing

Oct. 20, 2025

Advanced VLF Cable Testing Systems

HVI has led the industry in manufacturing the most portable and easiest to use VLF test instruments since 1998. The E Series represents the apex of these efforts with the most advanced features and highest reliability of any cable testing system on the market today. This series offers a digital alternative to the VLF Series for performing AC withstand testing and off-line, elevated voltage insulation diagnostic testing. Rugged and reliable, the E Series makes VLF testing faster and easier than ever before. The two models in this best-selling series operate at 0 – 34 kV AC and 0 – 65 kV AC peak voltage with sinusoidal output.

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