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    Professional measurement technology for daily measurement tasks

    With measuring instruments, solutions and services from Testo, you can be sure that you are always making the right decision.

    The Big Spring Sale

    Our biggest sale yet - 15% off selected products.

    Web shop exclusive offer. Offer ends 30/04/2025


    Make light work of boilers this winter.

    with Testo flue gas analysers

    Available from participating distributors.

    Offer valid 01/01/2025 - 30/04/2025

    Make light work of servicing jobs this Winter.

    With Testo digital manifolds

    Available from participating distributors.

    Offer valid 01/01/2025 - 30/04/2025

    The NEW testo 860i wireless Thermal Imaging Camera Kits.

    See More. Know More. In Seconds.

    Testo Online Shop

    Free shipping on all orders!

    Professional measurement technology for daily measurement tasks

    With measuring instruments, solutions and services from Testo, you can be sure that you are always making the right decision.

    Product Spotlight: NEW innovations from Testo

    Smart just got smarter with new flue gas analysers and our innovative automatic vacuum pump.

    The NEW testo 860i thermal imaging camera

    Find out more

    New 16x Range: Online Smart Dataloggers

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    testo 558s Digital Manifold

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    testo 300+ Flue Gas Analyser

    Find out more

    New testo 174 Bluetooth Dataloggers

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    testo 565i Vacuum Pump

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    NEW testo 770-3 Clamp Meter

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    Best-selling Instruments

    Latest Special Offers and Products

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    The Big Spring Sale

    Now's the time to upgrade your toolkit with 15% off on a selection of our popular HVAC-R range.

    This Spring, we are giving away:

    • 15% off selected vane anemometers, thermal cameras, manometers and more!

    Web shop exclusive offer.

    Offer valid 16/04/2025 - 30/04/2025

    Just Released

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    Discover the NEW testo 16x Range

    The testo 16X series delivers precise, automated monitoring for temperature, humidity, lux, UV, pressure, and COâ‚‚. These online data loggers seamlessly integrate with the testo Saveris Cloud, ensuring compliance, efficiency, and full visibility of critical data.

    Key Features:

    • Automated Monitoring: Eliminates manual measurements with continuous tracking.

    • Real-Time Alerts: Instant notifications via push or email for quick action.

    • Seamless Documentation: Automatic data storage and access via cloud-based software.

    • Versatile Applications: Twelve variants designed for food safety, pharmaceuticals, and more.

    Ensure compliance, protect product quality, and streamline monitoring with the testo 16X series.

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    15% OFF selected Testo Products

    Now's the time to upgrade your toolkit with 15% off selected Testo products. Don't miss this opportunity to enhance your efficiency and accuracy.

    This April, we are giving away:

    • 15% off selected temperature measurement instruments, the testo 868s thermal imaging camera, data loggers and more!

    Web shop exclusive offer.

    Offer valid 01/04/2025 - 30/04/2025

    Just Released

    Find out more

    Introducing the NEW testo 174 BT dataloggers

    The testo 174 family ensures precise temperature and humidity control, easily managed via PC or mobile. These mini data loggers feature reliable data transfer (USB-C or Bluetooth) and seamless integration with the testo Smart App. With automatic data backup and professional software for analysis and reporting, they simplify indoor quality assurance.

    Key Features:

    • Wide temperature measuring range (-30 °C to +70 °C) for precise indoor monitoring.

    • Reliable automatic data backup, even during battery changes.

    • Bluetooth connectivity (BT models) with data evaluation via the testo Smart App up to 30m.

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    Try before you buy with Testo thermal imaging camera!

    We’re excited to offer you the opportunity to try out a Testo thermal imaging camera with our NEW loan program!

    Our "Try Before You Buy" program for thermal imaging cameras lets you test the equipment in real-world conditions before committing to a purchase.

    This ensures you find the perfect model for your specific needs, reducing the risk of investing in the wrong technology.

    It allows users to test and evaluate the equipment for specific applications, ensuring it meets their needs before committing to a purchase.

    T's & C's apply.

    Our service

    Contact

    Testo Ltd

    Newman Lane
    Alton, Hampshire
    GU34 2UR

    01420 358023
    info@testo.co.uk

    Register product

    Your measuring device type:

    Flue gas
    Air conditioning
    Refrigeration

    Know-How

    To the download centre

    Here you will find:
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    video tutorials,
    webinars,
    seminars,
    software

    No matter how demanding your project may be, we can offer you the right solution.

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    Our success lies in diversity

    Focus on our corporate family

    Since 1957, Testo has been proving that the Black Forest and high-tech go together perfectly: Our recipe for success includes an unconditional focus on our customers, a progressive corporate culture and above-average investment in research and development.

    Our service provider for all aspects of calibration, test equipment management, qualification and validation: Testo Industrial Services GmbH in Kirchzarten is an absolutely reliable partner at our customers' side.

    With its expertise in robust, proven sensor technology, intelligent software and comprehensive services, Testo Saveris GmbH ensures its customers' compliance, protects their assets and ensures continuous improvements in process safety.

    As an OEM, we are your expert partner for temperature sensors and thermocouples: We develop and manufacture your temperature sensor and thermocouple to fit your application perfectly. From the specification to the application-specific qualified sensor - safety from a single source.