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*as of January 2026

Measuring devices

Cooling and air conditioning systems

testo 440 hot wire set

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Measuring devices
Cooling and air conditioning systems
testo 440 hot wire set

Order Number: 70 007 72

testo 440 hot wire set

Short description

Measurement menu for volume flow and determination of flow velocity in the ventilation duct
Measuring range
- Absolute pressure: 700 to 1100 hPa
- Temperature: -20 to +70 °C
- Flow: 0 to 30 m/s
Ø probe head: 9 mm

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Manage company users

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