Reliable. Affordable. Smart.

With every testo 300 & testo 327 flue gas analyser, get a professional work light FREE!

Service heat pumps and refrigeration systems efficiently, with testo digital manifolds.

Now with FREE professional work light!

Made to make it easy.

The new compact HVAC measuring instruments from Testo.

Next level thermography.

The new thermal imagers
testo 865s/868s/871s/872s:
Best image quality in their class.

Your job. Effortless.

With the new testo 560i digital scale.

Smart Probes from Testo

Comprehensive range of measuring instruments for temperature, pressure, humidity and flow velocity

Testo thermal imaging cameras

for maintenance applications