Air flow and IAQ measurement improved to the max.

The new testo 400 universal IAQ instrument.

Easy and secure monitoring and documentation

Order now and you will get our Advanced licence one year for free

Flue gas measurement
truly smart.

The new testo 300 with smart-touch technology.

Real thermography

starts at 160 x 120 pixels.

Surface or Core Temperature?

Click and compare our best Temperature Instruments