Testo Smart Probes

Refrigeration systems, air conditioning systems and heat pumps

To ensure that refrigeration, air-conditioning and heat pump systems function smoothly, cost-effectively and in an environmentally friendly manner, their functions must be checked regularly. The compact measuring instruments from the testo Smart Probes range make measuring temperature, pressure, humidity and flow more straightforward and mobile than ever before. The practical Smart Probes are always to hand for immediate use.

How testo Smart Probes offer support for refrigeration systems, air conditioning systems and heat pumps

  • Long-term measurement of system pressure with the testo 549i high-pressure measuring instrument

  • Check for compressor leaks with the testo 549i high pressure measuring instrument.

And this is how the testo Smart App helps you in this application:

  • Recording and analysis of the pressure curve

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testo Smart App

  • Wireless operation and reading of measuring values on your smartphone or tablet – from a distance of up to 100 metres

  • Changes in measured values quickly displayed – as a graph or table

  • Stored measurement menus guide you through different applications.

  • Customer data and measuring points can be stored and managed in the App.

  • Measured data logs can be supplemented with images and sent immediately as PDF or Excel files, or transferred to data control PC software

Find out more


Compatible with all Bluetooth-enabled Testo measuring instruments


Direct report dispatch by e-mail


All measurement values at a glance


Intuitive measurement menus


Free download, free use


testo Smart Probes

Find everything you need to know about the testo Smart Probes at a glance.

testo Smart Probes

Overview of all Smart Probes and Smart Probes kits

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