Testo

The Testo 310 has an easy-to-use menu guide, four integrated menus for flue gas, draft, CO ambient air and pressure measurements, a large, easy-to-...

If you like to keep things simple, we recommend the Testo 316-1 gas leak detector: Identifying and locating leaks or even reading off concentration...

The professional instrument for the fuel gas sector and for increased safety requirements. Certified explosion-proof thanks to explosion protection...

The ultimate professional instrument featuring the world’s first 2-in-1 sensor for gas fittings and heat pumps - perfect if you deal with fuel gase...

The testo 316-3 is our best refrigerant leak detector yet, and delivers dependable, rugged performance at a great value. The heated diode sensor pr...

Leaks on a refrigeration system or heat pump have serious consequences. The system no longer provides the required cooling capacity and, in the wor...

Leaks on a refrigeration system have very serious consequences: The required cooling capacity is reduced and, in the worst-case scenario, the syste...

Ideal if you wish to rule out or locate leaks in gas fittings - equipped with simple traffic light LED on the head and self-explanatory bar scale. ...

Over the course of time gas pipes can become leaky. The testo 324 basic set enables you to get down to work straight away and carry out all relevan...

Precise technology: That’s what you want to be able to rely on when you’re working out in the field. But precise technology is nothing if it is not...

Ideal for professional flue gas analysis and industrial emission measurement: the testo 350 flue gas analyzer performs a variety of measuring and a...

If, in your capacity as an HVAC engineer, you carry out fast check measurements in ventilation ducts or in rooms, then our testo 405 thermal anemom...

No more surprises: the testo 405i thermal anemometer with smartphone operation from the Testo Smart Probes series is ideal for carrying out measuri...

It fits perfectly into any shirt pocket: the testo 410i vane anemometer is ideal for measuring air velocity and temperature at air outlets and vent...

The testo 410-1 vane anemometer is impressive thanks to its practical pocket size and is ideal for fast check measurements. With a measuring range ...

Ideal for rapid measurement at ventilation grilles (air outlets) and for inspecting air conditions – also outdoors: use the testo 410-2 vane anemom...

The testo 416 vane anemometer provides you with quick and reliable airflow readings on an easy-to-read, backlit display.The permanently connected t...

With the compact 16mm vane anemometer Testo 416 with telescopic probe and App connection, you can carry out flow measurements in the ventilation du...

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 co...

The compact vane anemometer Testo 417 in a kit including two measurement funnels was developed to make it as easy as possible for you to take measu...

The compact vane anemometer Testo 417 in the kit including two measurement funnels and a flow straightener was developed to make it as easy as poss...

The measurement of air flow velocity and the correct calculation of volume flow at ventilation outlets can present a challenge. The turbulence crea...

The testo 417 vane anemometer allows you to measure air flow speed, volumetric flow rate and temperature simultaneously. The integrated vane makes ...

Replacement hood (610 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow st...

Replacement hood (610 x 1220 mm) for mounting on the testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow st...

The rugged and durable testo 420 air flow capture hood is an accurate and lightweight air flow instrument. ● The hood features a unique flow straig...

The testo 420 differential pressure measuring instrument is suitable for accurate differential pressure measurement up to 120 Pa, e.g. when checkin...

Replacement hood (915 x 915mm) for mounting on the Testo 420 volume flow hood for measurements at air inlets and outlets. With integrated flow stra...

Optimally adjusted air conditioning and ventilation systems are decisive factors for modern buildings. Accordingly, it is important to use the appr...

In order to establish whether an air conditioning or ventilation system is functioning properly, among other things you need to check the flow spee...

The testo 435 multi-function climate measuring instrument is available in four versions. This testo 435-1 version is the entry-level measuring inst...

The testo 435-2 indoor air quality meter is designed to allow you to carry out all the measurements that are necessary to check and adjust ventilat...

Kit for carrying out measurements in ventilation ducts. The testo 440 air velocity and IAQ measuring instrument and the vane probe (Ø 16 mm) are sa...

Kit for evaluating the indoor air quality. The testo 440 air velocity and IAQ measuring instrument and the CO2 probe with Bluetooth® including temp...

This testo 440 kit is great for carrying out measurements in ventilation ducts. The testo 440 air velocity and IAQ measuring instrument and its hot...

This testo 440 kit is great for carrying out measurements at air outlets. The testo 440 air velocity and IAQ measuring instrument and its vane prob...