1. Testo 405 Pocket sized thermal anemometer
Measurement of air velocity, volumetric flow and air temperature
For measurements in ventilation ducts and in rooms
Telescope extendible to 300 mm
2. Testo 410 Pocket sized Vane anemometer
Measurement of air velocity, air temperature and humidity
Pocket sized handy anemometer with a permanently installed vane
Includes single-point averaging, max/min values and Hold function
3. Testo 416 Digital 16 mm vane anemometer with App connection
Simple, fast and precise flow measurement and volume flow calculation in the ventilation duct
More flexibility for duct measurements with the cable-connected telescopic probe (maximum length 850 mm)
Fast in-app (duct) configuration, graph history, second screen and measurement data memory in the testo Smart App
Timed and point mean value calculation
4. Testo 417 Digital 100 mm vane anemometer with App connection
Easy, fast and precise measurement of flow, volume flow and temperature at air inlets and outlets
Efficient regulation of balanced residential ventilation and fast documentation with the testo Smart App
Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
Timed and point mean value calculation
Air capture hood for larger swirl outlets for measuring air capture, temperature and relative humidity
Impressively light with a weight of 2.9 kg
Air capture hood for larger swirl outlets for measuring air capture, temperature and relative humidity
Fast set-up, convenient operation and protocol creation on site using the App
6. Testo 425 Digital hot wire anemometer with App connection
Simple, fast and precise flow and temperature measurement plus volume flow calculation in the ventilation duct
More flexibility for duct measurements with the cable-connected telescopic probe (maximum length 820 mm)
Fast in-app (duct) configuration, graph history, second screen and measurement data memory in the testo Smart App
Timed and point mean value calculation
Fast set-up, convenient operation and protocol creation on site using the App
7. Testo 440 DP Air velocity and IAQ measuring instrument including differential pressure sensor
Intuitive: clearly structured measurement menus for volume flow, degree of turbulence, cooling/heating output, mould detection and long-term measurement, such as CO₂
Wireless: Bluetooth® probes for extra convenience
Clear overview: large graphic display with parallel display of 3 readings
Safe and reliable: internal data storage and USB port for data export
Fast set-up, convenient operation and protocol creation on site using the App
8. Testo 400 Universal IAQ instrument
Smart, intuitive measurement programs including HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD and turbulence as per EN ISO 7730 and ASHRAE 55
High-precision, location-independent and integrated differential pressure sensor
Smart, intuitive measurement programs including HVAC grid measurement as per EN ISO 12599 and ASHRAE 111, PMV/PPD and turbulence as per EN ISO 7730 and ASHRAE 55
Document measuring values directly on the customer's site and send them by e-mail, or further analyze them using the testo DataControl PC software
10. Testo 535 Digital CO2 measuring instrument with App connection
Simple, fast and precise measurement of CO₂ concentration
Audible alarm sounds if a limit value is exceeded
Fast in-app configuration, graph history, second screen and measurement data memory in the testo Smart App
High reproducibility of measurement results due to long-term stable infrared sensor technology