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    Digital manifolds

    Digital measures better: Precision and robustness combined with intuitive operation.

    The new testo 558s digital manifold

    Work as intuitively as on a smartphone

    • Intuitive touchscreen operation

    • Additional operating option via keypad for working with gloves

    • Clear visualization of readings and 30-minute trend curves

    • Everything in one instrument: All measurement applications in one manifold, thanks to wireless connection to the entire refrigeration portfolio

    • Compatible with flammable class A3 and A2L refrigerants

    The Testo starter kits

    Fully automatic

    Fully networked

    Networked systems that work together seamlessly make your work on refrigeration, air conditioning and heat pump systems much easier and more efficient. With just one click, all measurement data can be viewed centrally in the manifold or the testo Smart App. This also greatly simplifies the documentation process, which can be carried out directly on site.

    testo 558s digital manifold

    TRMS clamp meter testo 770-3

    Smart Probes

    testo 565i Smart Vacuum Pump

    Refrigerant scales

    testo 560i

    testo Smart App

    The whole world.

    In one App.

    Easier, faster, smarter. The testo Smart App brings all the tools and measurements together – and the documentation can also be conveniently managed using a smartphone or tablet. Experience end-to-end connectivity, wireless measurements and all your data at a glance.

    Find out more

    Display graphical measured value curve

    Intelligent error analysis

    Save measurement data

    E-mail dispatch of the report

    Configure your measuring instrument

    The digital manifolds in use

    With the testo 558s, the system density can be assessed easily and reliably, thanks to the clear visualization of pressure values and temperature compensation.

    Thanks to the large colour display and wireless connection to the probes, all important parameters are visible at a glance. The 30-minute trend curves also ensure even more reliable analysis.

    Practical guide

    Refrigeration knowledge in three modules

    Download the exclusive practical guide for free now.

    To download

    Understanding refrigeration systems

    Evaluating refrigerants

    Thermodynamics

    Main components of the compression refrigeration circuit

    Subcooling / Superheating

    And much more ...

    testo Smart Probes

    Streamline your daily tasks with the digital manifolds.

    Other measuring instruments for refrigeration, air conditioning and heating professionals

    Refrigerant scales

    testo 560i

    Digital refrigerant scale

    Vacuum pump

    testo 565i

    Smart vacuum pump

    Clamp meter

    testo 770-3

    Electrical measuring instruments

    Leak detectors

    testo 316-3

    Leak detectors

    High pressure measuring instrument

    testo 549i

    Smart probes

    Functions of Testo’s digital manifolds

    Testo’s digital manifolds are powerful tools that offer refrigeration, air conditioning and heating engineers maximum efficiency and precision. Equipped with advanced features specifically designed for demanding work environments, they are indispensable companions in the field of system maintenance and diagnostics. Here are the key features that make the manometers true all-rounders:

    Applications of digital manifolds

    Digital manifolds are essential tools for installers and refrigeration and heating engineers, also known as HVAC/R technicians. These professionals use the manometers to ensure precise diagnostics and energy efficiency of refrigeration, air conditioning and heat pump systems. The innovative technology and smart features of the manifolds offer numerous advantages that make life much easier for technicians.

    What to look out for when buying a digital manifold

    Selecting the right digital manifold is crucial when it comes to ensuring that you work accurately and efficiently in the refrigeration, air conditioning and heating industry. With so many models to choose from, there are a few important things to consider to help you choose the best manometer for your needs.

    The right measuring instrument for every application.

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