HVAC & Refrigeration

The Testo 558s offers an intuitive app feel in the manifold, with a touchscreen and clear measurement graphs on a large colour display. In addition...

Wireless vacuum measurements via just one service port: The Testo 552i app-controlled vacuum probe with Bluetooth enhances the Testo Smart Probes p...

With this kit, you will be equipped for the most important measurements involving heating systems: the Next-Gen Testo 300 Pro Combustion Analyzer i...

The new Next-Gen Testo 300 Smoke Edition combustion analyzer is ideal for the most important heating system measurements. It combines decades of ex...

The new Next-Gen Testo 300 Smoke Edition combustion analyzer is ideal for the most important heating system measurements. It combines decades of ex...

The compact Testo 905i professional thermometer, in conjunction with a smartphone or tablet, is ideal for measuring ambient temperature as well as ...

The Testo 511 is normally used to measure absolute pressure, e.g. for density compensation in flow measurement in ducts, laboratories, and producti...

In order to check the lubricating oil pressure in the refrigeration compressor, simply attach the oil pressure probe to the appropriate measuring i...

The kit for app-controlled, wireless measurements and digital documentation on your smartphone. You will get the testo 550i app-controlled digital ...

Use the humidity/temperature probe with the compatible testo multifunction measuring instrument (please order separately) to measure relative humid...

With the Testo 560i wireless refrigerant scale, you can measure refrigerant weight quickly, precisely, and conveniently. Use a Testo manifold and t...