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.
The robust waterproof immersion and penetration probe (Pt100) provides precise measurement results and is particularly well-suited for laboratory applications. The fact that the probe is waterproof makes it extremely practical....
With the appropriate measuring instrument, the immersion and penetration probe enables precise temperature measurement - robust, efficient and affordable. SPECIFICATIONS Measuring range: -50 to +400 °C Accuracy: Class A (-50...
The waterproof, robust immersion/penetration probe with heat-resistant cable can be used up to a temperature of +230°C - e.g. for temperature control in hot cooking oil (in combination with the...
The robust, waterproof surface probe (Pt100) can be used to accurately determine the temperature on surfaces. The probe has a wide measuring tip, making it particularly practical for surface measurement....
Scatter field probe for fast and damage-free material moisture measurement, with probe cable 1.2 m. AUTHORISED RETAILER Buy with 100% confidence knowing your purchase is backed by the full Manufacturer's...
DOWNLOAD BROCHURE Service case for secure storage of measuring instrument Suitable for Testo 315-3 Length 530 mm Width 450 mm Note: The instruments shown in the product image are for...
Service case for measuring instrument, probes and accessories Suitable for measuring instruments: Testo 435 Testo 635 Testo 735 Dimensions: 454 x 319 x 135 mm AUTHORISED RETAILER Buy...
Safely stow away and transport your equipment: the robust service case offers storage space for your Testo 440 or Testo 440 dP air velocity and IAQ measuring instrument, other probes...
