HVAC & Refrigeration

The Testo 570-2 digital manifold gauge won’t just take the weight off your mind – it will also take the weight off your arms and shoulders.That’s b...

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

This external vacuum probe for the Testo 557 is designed to provide faster and more reliable evacuation measurements from 0 to 20,000 microns. This...

The testo 550s digital manifold with Bluetooth and a 2-way valve block features a large graphic display, a compact, robust housing, guided measurem...

The testo 550i app-controlled digital manifold with Bluetooth ®, 2-way valve block and sturdy hook offers extensive measurement technology in an ex...

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...