Engineering Accurate, Reliable and Durable Equipment Since 1982
From handheld to industrial, Clavis are the leaders in belt measurement, with a wide range of reliable solutions to suit all requirements.
Improving machine performance by reducing problems in belt tracking and stability, avoiding excessive wear and cutting energy consumption.
Pioneering technology in hose clamp installation, verifying successful positioning and closure of POPP clamps with a 98% success rate.
Enabling accurate, traceable setting of automotive handbrakes, designed with speed, durability and usability in mind.
Clavis are leading innovators in belt tension measurement and setting worldwide. Our award winning range of belt tension tools and software have enabled manufacturers worldwide to ensure accuracy and reduce errors and downtime since 1982. With in house product design and manufacturing and a proven quality system, we help customers maintain consistent, quantifiable quality control with accurate, reliable and durable equipment.
The Clavis Gusto tool uses pioneering technology to verify the successful positioning and closure of pre-opened, pre-positioned (PoPP) clamps.
With a 98.8% detection success rate, the tool delivers unrivalled accuracy.
Detecting clamp usage in real time, it enables a significant reduction in errors during clamp installation.
Get the documents and support you need to work confidently with Clavis products. Our technical support and downloads section gives engineers and distributors quick access to manuals, datasheets, and product support material, organised so you can find the right information without unnecessary friction.
Visit the downloads page to access the full library of Clavis technical documentation and support resources
We are internationally recognised for designing and manufacturing the very highest standard belt tension and precision measurement equipment for over 40 years. With customers in more than 45 countries, we have built a strong global reputation by supplying groundbreaking precision measurement solutions and supporting international clients from our Newcastle Upon Tyne base.
Make belt calculations faster and more straightforward with the Clavis Belt Calculator. Available both as an online tool and a dedicated app, it helps engineers and technicians quickly calculate belt frequency, tension, and span for a wide range of power transmission belts.
Whether working on site, in the workshop, or out in the field, users can access the calculator in the way that suits them best. The online calculator provides quick desktop access, while the app supports mobile use and works with Clavis measurement hardware to help analyse belt condition and calculate key measurements efficiently.
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