Made to make it easy: 11 measuring instruments. 9 measurement parameters. 1 App. Endless possibilities.
Measuring Instruments from Testo: News
The new compact HVAC measuring instruments from Testo H3>
Energy costs and plant efficiency under control H3>
New Products
Flue gas analyzer testo 300 NEXT LEVEL H3>

There's no alternative when it comes to efficient flue gas measurement – with up to 4 wireless Smart Probes at the same time.
World innovation – digital refrigerant scale testo 560i H3>

testo 560i - Digital refrigerant scale with Bluetooth® and intelligent valve for automatic charging of refrigeration systems and heat pumps.
The new generation of digital manifolds H3>

Fast measurement and easy operation via large graphic display and your smartphone – and yet maximally compact and rugged.
testo 883 thermal imager H3>
CFR data logger system testo 190 H3>
HACCP data logger system testo 191 H3>

Highly efficient validation of your pasteurization, sterilization and freeze-drying processes.
Universal air velocity & IAQ measuring instrument testo 400 H3>
The new thermal imagers testo 865s/868s/871s/872s H3>
Product Highlights
testo 420
Air Flow Capture Hood
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testo 440 air velocity & IAQ measuring instrument H3>
testo Smart Probes:
Compact Bluetooth Instruments
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Monitoring system testo 160 H3>
testo Saveris 2 Wi-Fi Data Loggers: Temperature and Humidity Monitoring H3>

Temperature and humidity monitoring: All measurement data. Always available. On any device.