About testo 425

testo425 - Digital hot wire anemometer with App connection

Your advantages

• 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

The compact hot wire anemometer testo 425 with telescopic probe is ideal for simple, fast and precise determination of flow velocity and volume flow in ventilation ducts of air conditioning and ventilation systems. The connection to the testo Smart App enables configuration, display (also as second screen) and storage as well as documentation of the measurement directly in the App.