Testo sets the benchmark in precision measurement for HVAC-R professionals. From smart probes to digital manifolds, Testo instruments are built to deliver fast, accurate results where it counts—on the job.
Trusted by HVAC Technicians
Unmatched Accuracy: German engineering that delivers consistently precise data.
Smart Tools, Real Insights: Bluetooth connectivity, app integration, and digital diagnostics that streamline every service call.
Built for the Field: Rugged design, fast response times, and intuitive controls—perfect for tough environments.
HVAC Essentials by Testo – Start browsing below!
Cool Tools HVAC-R stocks a specialist selection of Testo instruments designed for HVAC precision, including digital manifolds, vacuum gauges, smart probes, temperature and humidity meters, and combustion or refrigeration analyzers. Each tool is engineered to deliver fast, reliable data for diagnostics, servicing, and system performance.
DOWNLOAD BROCHURE When normal humidity loggers are too sensitive, the Testo 176 H2 temperature and humidity data logger comes into its own. The metal housing of the Testo 176 H2 guarantees...
DOWNLOAD BROCHURE When ambient conditions need to be documented extremely accurately and securely, for example in a laboratory, the Testo 176 P1 is the right data logger. The Testo 176...
DOWNLOAD BROCHURE When highly accurate temperature control under extreme conditions is required, the Testo 176 T1 temperature data logger is the right choice. In the interior, a precise Pt100 sensor measures...
DOWNLOAD BROCHURE When highly accurate dual temperature measurements under extreme conditions are required, the Testo 176 T2 temperature data logger is the right choice. The data logger can accommodate two Pt100 probes...
DOWNLOAD BROCHURE It is often important to check whether the prescribed temperature values in a process are really being adhered to. The Testo 176 T3 in its robust metal housing is...
DOWNLOAD BROCHURE It is often important to check whether the prescribed temperature values in a process are really being adhered to. The Testo 176 T4 in its robust metal housing is...
TESTO 184 G1 VIBRATION, HUMIDITY AND TEMPERATURE DATA LOGGER FOR TRANSPORT MONITORING DOWNLOAD BROCHURE The data logger testo 184 G1 is designed specifically for the monitoring of shock, relative humidity and...
DOWNLOAD BROCHURE With the testo 184 data loggers, you can monitor every step of the transport chain. testo 184 H1 is specially tailored to the monitoring of relative humidity and temperature during...