Trusted Test Equipment Since 1928

Martindale Electric is a leading UK manufacturer of electrical test tools, trusted for their combination of safety, precision and reliability. From socket testers to PAT testers, Martindale products support professionals with tools that meet both everyday needs and high-stakes diagnostics.

Whether you’re fault finding, verifying safety or ensuring electrical integrity, Martindale offers straightforward solutions that help you work smarter and safer.

Featured Series: HPAT550 & HPAT650

The new HPAT range sets a fresh benchmark in handheld PAT testing — compact, fast, and easy to use. Both models feature automatic testing for Class I, Class II and power leads, bright colour screens, and USB-C charging.
The HPAT650 goes even further with memory recall, adjustable test limits, and advanced execution modes.

HPAT550 – Compact, Capable & Simple

The HPAT550 is an easy-to-use hand-held PAT tester with single-button Class I, Class II or lead testing. The bright colour screen displays PASS/FAIL status clearly, alongside results and connection diagrams.
It’s powered via USB-C rechargeable batteries and includes everything needed for fast, accurate testing.

  • Compact, portable design
  • Bright colour display with optional help screens
  • Clear PASS/FAIL indication with measured values
  • Automatic testing: Class I, Class II & IEC leads
  • IT safe 200mA earth bond test
  • Selectable 250V or 500V insulation test
  • USB-C rechargeable with fast charge support

HPAT650 – Advanced Testing with Memory

Designed for professionals who need more control, the HPAT650 offers manual or automatic testing, on-screen result recall for up to 100 tests, adjustable test limits, and a substitute leakage test for earth leakage verification.
Like the HPAT550, it’s portable, rechargeable and ready for field use.

  • Everything included with the HPAT550
  • Memory storage with on-screen recall
  • Adjustable test limits (ideal for long mains leads)
  • Single and sequenced test execution modes
  • Substitute leakage test at reduced voltage

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