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Calibration Banner - Test Equipment, Test Meters, Measurement Instruments & Accessories from the World's Premier Manufacturers

With over 5000 individual pieces of test equipment, test meters, tools and accessories available, is the only place you'll need for your professional equipment.

We are official distributors for all of the world's premier test equipment manufacturers and suppliers and are committed to bringing you the latest products for the best possible price. We work closely with manufacturers including Fluke, Megger, CK Tools, Extech, Kern, Master Lock, FLIR, Siglent, Sika, and many others and constantly update our product listings with new test equipment and suppliers.

At, we cater for absolutely every professional. Whether you're a domestic installer looking for a simple voltage detector or a professional building surveyor looking for a purpose-built building analysis thermal camera, we can help. Our product range includes a huge range of electrical testers and meters (including multimeters, multifunction testers, oscilloscopes and more), high voltage protective gear and HV test equipment, process and industrial testers and accessories such as pressure calibrators, gas detectors and flue gas analysers, hundreds of thermal cameras, scientific and laboratory equipment such as scales and refractometers, essential tools and other items such as lockout/tagout equipment and also data and network testers.

We understand that it might be difficult deciding exactly what tester you need - that's why all of our products have detailed, informative product descriptions, including technical specifications and user manual/datasheet downloads available. If you can't find the answer you're looking for in the product description, just call or contact us on our dedicated live chat and we'll be happy to help. is part of the PASS group, the UK's premier supplier of test equipment, calibration services and industry-leading training courses. For more information on our other services, including lockout equipment, calibration and electrical training, please visit us at

Latest News

  • PASS Teams Up with Megger for SVERKER Tips & Tricks Workshop

    Megger and PASS have come together to deliver three FREE exclusive workshops on the capabilities and applications of the Megger SVERKER Relay Test Sets. Suitable for existing, new, and future users of Megger’s relay sets, these free tips & tricks workshops provide a comprehensive introduction to the SVERKERs as well as helpful pointers on how to maximise their testing potential in various scenarios. Continue reading →

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  • PASS Presents the Must-Have Tool for Electrical Contractors: Chauvin Arnoux PEL104 PASS Presents... Electrical contractors! As institutions, organisations, and businesses continue to focus on minimising energy bills and meeting net zero targets, many more will require energy surveys. However, to capitalise on this lucrative opportunity and futureproof your business you need a reliable tool that will accurately capture data…presenting the Chauvin Arnoux PEL104 Power & Energy Logger. Precise, portable, and practical, this voltage and current logger can be left in place to gather relevant data from which you can easily derive electrical parameters such as power, power factor, harmonics, energy, and even tonnes of CO2 and, subsequently, carbon footprint. Available as part of a Contractor Kit, discover everything you need to know about this power & energy logger in our new PASS Presents series of mini-interviews. Check out the playlist above; via our YouTube channel, @PASSLTD-tester; or on the PEL104 information page. Continue reading →

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