Anemometers & Airflow Meters

Measure windspeed accurately using our range of airflow anemometers including wind vane anemometers, wind sensors, handheld anemometers and other windspeed measurers. Anemometers with different wind vane sizes available.

Find out more about Anemometers & Airflow Meters below.

Testo 410i Bluetooth Vane Anemometer Smart Probe / Data Logger
In Stock : Get It Next Working Day*
Testo 410i Bluetooth Vane Anemometer Smart Probe / Data Logger
£84.00
£100.80 inc. vat
  • Vane anemometer measures air flow, volume and temperature
  • Compact design with small-size vane
  • Bluetooth enabled - wirelessly logs data to smartphones and tablets
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Testo 410-1 Compact Vane Anemometer
In Stock : Get It Next Working Day*
Testo 410-1 Compact Vane Anemometer
£92.65
£111.18 inc. vat
  • Measure air velocity and temperature
  • 40mm vane
  • 0.4 to 20m/s air velocity range and -10 to 50°C temperature range
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Testo 405i Bluetooth Thermal Hot Wire Anemometer Smart Probe
In Stock : Get It Next Working Day*
Testo 405i Bluetooth Thermal Hot Wire Anemometer Smart Probe
£95.00
£114.00 inc. vat
  • Measure air flow, volume and temperature
  • Fully telescopic, bendable hot wire probe
  • Functions as a data logger - wirelessly transmit data to a smartphone or tablet via Bluetooth
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Testo 405 Thermal Anemometer
Testo 405 Thermal Anemometer
£114.75
£137.70 inc. vat
  • Measures air velocity, volume flow and temperature
  • Rotatable display
  • Volume flow measurement up to 99,990m³/s
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Testo 410-2 Vane Anemometer w/ Humidity Function
In Stock : Get It Next Working Day*
Testo 410-2 Vane Anemometer w/ Humidity Function
£135.15
£162.18 inc. vat
  • Measures air velocity, temperature and humidity
  • 40mm vane
  • Dewpoint/wet bulb
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Testo 05634170 Funnel Set (For 417 Anemometer)
In Stock : Get It Next Working Day*
Testo 05634170 Funnel Set (For 417 Anemometer)
£183.83
£220.60 inc. vat
  • Suitable for larger ducts
  • Calculate volume flow, temperature and velocity
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Testo 417 Digital Vane Anemometer - Choice of Kit
In Stock : Get It Next Working Day*
Testo 417 Digital Vane Anemometer - Choice of Kit
£287.00
£344.40 inc. vat
  • Fast in-app configuration
  • Easy to use
  • Testo Smart App connection
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Testo 425 Digital Hot Wire Anemometer with App Connection
Stock Due : Estimated 1-2 Weeks
Testo 425 Digital Hot Wire Anemometer with App Connection
£378.25
£453.90 inc. vat
  • Fast in-app configuration
  • Easy to use
  • Testo Smart App connection
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Testo 416 Digital 16mm Vane Anemometer with App Connection
Stock Due : Estimated 1-2 Weeks
Testo 416 Digital 16mm Vane Anemometer with App Connection
£412.25
£494.70 inc. vat
  • Fast in-app configuration
  • Easy to use
  • Testo Smart App connection
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Testo Ø16mm Vane Probe Sensor Head
Testo Ø16mm Vane Probe Sensor Head
£442.85
£531.42 inc. vat
  • Measure flow velocity, volume flow, and temperature in parallel
  • Velocity/ volume flow: +0.6 to 50 m/s
  • Temperature: -10°C to +70°C
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Testo 420 Balometer - Optional Volume Flow Hood
Testo 420 Balometer - Optional Volume Flow Hood
£599.00
£718.80 inc. vat
  • Optional volume flow hood (0563 4200)
  • Measure differential and absolute pressure accurately up to 120 Pa
  • Calculate flow velocity and volume flow
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Testo Smart Probes HVAC/ R Ultimate Kit
In Stock : Get It Next Working Day*
Testo Smart Probes HVAC/ R Ultimate Kit
£743.75
£892.50 inc. vat
  • Take temperature, pressure, humidity, and flow velocity readings
  • Ideal for servicing, installing, and troubleshooting HVAC/R equipment
  • View data, alter parameters, and create reports via the Testo Smart App
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Testo 400 IAQ Tester Air Flow Kit with 16mm Vane Probe & 100mm Vane Anemometer
Testo 400 IAQ Tester Air Flow Kit with 16mm Vane Probe & 100mm Vane Anemometer
£2,514.30
£3,017.16 inc. vat
  • Ideal for IAQ professionals concerned with air flow measurements
  • Ø16mm Vane, 100mm Vane, & Humidity/Temperature Smart Probe Heads
  • Bluetooth handle, 90° angle adapter, and 1m telescope handle adapter
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Testo 400 IAQ Tester Air Flow Kit with Hotwire Probe & 100mm Vane Anemometer
Stock Due : Estimated 2-3 Weeks
Testo 400 IAQ Tester Air Flow Kit with Hotwire Probe & 100mm Vane Anemometer
£2,545.75
£3,054.90 inc. vat
  • Ideal for IAQ professionals concerned with air flow measurements
  • Hotwire, 100mm Vane, & Humidity/Temperature Smart Probe Heads
  • Bluetooth handle, 90° angle adapter, and 1m telescope handle adapter
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About Anemometers & Airflow Meters

An extremely common tool for use by HVAC professionals, anemometers are designed to calculate the overall speed of the wind passing through a specific area. They are most commonly associated with testing air conditioning and ventilation systems for correct airflow to ensure comfortable environments.

Most anemometers are known as vane anemometers - all of these come equipped with some sort of fan-like sensor which measures the air passing through them. The type of vane sensor included depends entirely on the anemometer in question - some may have smaller sensors integrated directly into the body of the meter, while others come with flexible sensors equipped with cords (making it easier to hold inside a duct while reading the results on the meter's screen).

To use an anemometer, the sensor should be held as close to the targeted testing area as possible. As the air starts to move through the vane sensor, the anemometer will calculate the air velocity and airflow. Several models also can simultaneously measure air temperature, giving HVAC technicians a more thorough understanding of the status of the system.

We also stock another type of this product known as the hot wire anemometer. These work differently than their vane counterparts; they include a heated probe that is held up against the targeted measurement point. As air flows past the sensor, it will have a cooling effect on the probe and calculate air flow based on the resistance against the hot wire sensor.

For larger applications, some anemometers have large-size cone hoods available. These generally fit directly into the anemometer's vane sensor and can be used to easily measure the flow coming from a duct cover, extractor fan, or for just measuring a larger area.