testo 316-3 - Refrigerant Leak Detector

The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor provides sensitivity down to 0.15 ounces/year including the new refrigerant blends like R-410A, R-407C,...

testo 622 - Thermohygrometer and Barometer

The testo 622 thermohygrometer and barometer is ideal for monitoring the ambient air. The meter measures air temperature / pressure / RH every ten seconds, and displays the values – including time and date – on the easy to...

testo 815 - Sound level measuring instrument

The ideal instrument for daily use. Whether it is for air conditioning or heating, machine noise, or noise in combustion systems, the testo 815 is the ideal partner. Delivery Scope testo 815 sound level meter, including screwdriver for calibration, wind...

testo 175T3 - Temperature data logger

The testo 175T3 is an ideal data logger for the continuous monitoring of ambient and product temperatures. With its customizable alarm, the 175T3 will alert when user defined thresholds have been exceeded. Dual external thermocouple probe ports (1 Type...

testo 616 - Moisture meter

The testo 616 professional moisture meter provides you with a precise and non-destructive means of measuring moisture in wood and building materials, and of monitoring the drying process after water damage. Simply select the characteristic curve,...

testo Smart Probes AC & refrigeration test kit

Delivery Scope 2 x testo 115i clamp thermometers operated via smartphone, including batteries and certificate of conformity (0560 2115 03) 2 x testo 549i high-pressure gauges operated via smartphone, including batteries and certificate of...

testo 417 - Digital 4 inch vane anemometer with App connection

The compact vane anemometer testo 417 was developed to make it as easy as possible for you to take measurements on air inlets and outlets of air conditioning and ventilation systems. The integrated 100 mm vane quickly ensures...

testo 440 - Air velocity and IAQ measuring instrument

Use the testo 440 air velocity and IAQ measuring instrument in combination with high quality probes to measure and store all air velocity and IAQ parameters. Up to 3 probes can be connected simultaneously – a Bluetooth probe, a...

testo 470 - Tachometer kit

Do you need to measure the rpm of rotating objects or record the length and speed of conveyor belts and rotors? The testo 470 tachometer is a compact tool that makes it possible to carry out these measurements. Multiple...

testo 550i Smart Kit - App-controlled digital manifold with wireless clamp temperature probes (NTC)

Delivery Scope testo 550i digital 2-way manifold including batteries (3 x AAA) and calibration protocol 2 x testo 115i wireless Bluetooth clamp thermometers Transport case testo Smart App (free download) Instruction manuals Testo A2L...

testo 835-H1 - Infrared thermometer and moisture meter

Perform temperature monitoring and checks on air conditioning and ventilation systems, inspect industrial systems and rotating equipment, and ensure constantly high levels of quality in production processes. The testo 835 is ideal for a wide range...

testo 635-1 - Humidity measuring instrument

The testo 635-1 is for measuring air moisture, material equilibrium moisture, and pressure dew point in compressed air systems. Up to 3 temperature or humidity probes can be displayed; data transmission is radio-controlled, or wireless. Measurement...