testo 440 Hot Wire Kit

  • Intuitive: clearly structured measurement menu for volume flow and parallel determination of air velocity, volume flow and air temperature in ventilation ducts
  • Convenient: integrated telescope that can be extended to 0.85 m, with scaling, makes it easy to carry out measurements
  • Reliable: absolute pressure compensation, internal data storage and USB port for data export
  • As multifaceted as your challenges themselves: the air velocity and IAQ  measuring instrument can be expanded with a large portfolio of digital  probes

testo 0563 4400

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Price was € (Inc. VAT) RRP € Price was € (Ex. VAT) RRP €

Kit for carrying out measurements in ventilation ducts: the testo 440 air velocity and IAQ measuring instrument and the hot wire probe (Ø 9 mm) including temperature sensor are all safely stowed away in the case. So you can get down to work straight away!


  • testo 440 air velocity and IAQ measuring instrument, 3 x AA batteries, USB cable and calibration protocol
  • Hot  wire probe (Ø 9 mm) with fixed cable (length 1.7 m) including  temperature sensor, with telescope (can be extended to 0.85 m) and  calibration protocol (0635 1032)
  • Basic case for testo 440 and 1 probe

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