High quality gear & equipment with the best brands.

Your Trusted Partner in Insulation Diagnostics & Electrical Testing

Based in Auckland, HV Diagnostix is strategically positioned to promptly respond to our customers’ needs across both New Zealand and Australia, ensuring efficient solutions and unparalleled expertise in every interaction.

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Quality. Safety. Reliability. Every time.

We are dedicated to the promotion of Test & Diagnostic technologies for high voltage assets in Australia and New Zealand.

Our equipment and services are used on various categories of equipment all of which have high voltage insulation subsystems that are subject to degradation.

Cables & Conductors
Rotating Machines
Secondary Plant
Other HV Equipment

More Than Just Products – We’re Your End-to-End Support Partner

At HV Diagnostix, we believe that purchasing a product is only the beginning of our relationship. Our commitment extends far beyond the sale, ensuring you’re equipped not only with top-tier equipment but also with comprehensive, wrap-around support; every step of the way. Dive into our unmatched suite of services, from pre-sales demonstrations to post-purchase training, diagnostics, calibration, equipment load/hire and local repair. Your success is our mission, and with HV Diagnostix by your side, you have a partner dedicated to empowering your high-voltage operations.

Perfection In Every Step We Take

Equipment sales, training, provision of testing services and application support. Please browse our website to learn more.


Years of Experience

  • Insulation Diagnostics
  • Electrical Test and Measurement
  • Fault location and identification

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