Extech 407119 Heavy Duty CFM Hot Wire Thermo-Anemometer

Accurately measure Air Flow (CFM/CMM) or Air velocity plus °F/°C Temperature



The 407119 Heavy Duty CFM Hot Wire Thermo–Anemometer uses a telescoping probe (extends up to 3 ft) which is ideal for use in ducts and ventilating systems. It can accurately measure Air Flow (CFM/CMM), Air Velocity and Temperature. Air Flow can be displayed as an instantaneous value or up to a 20 point average. Additional functions include Data Hold, Min/Max, and Auto power off. Comes complete with telescoping probe with 5.5ft cable, and 4 x AA batteries.


Air velocity measurements as low as 40ft/min
Telescoping probe is ideal for use in ducts and ventilating systems; extends up to 3ft (940mm) long
Measures air volume in CFM (ft3/min) and CMM (m3/min) plus Temperature simultaneously
Air Flow displayed in 2 modes: Instantaneous value or up to 20 point average
Record/Recall MIN and MAX readings
Large 1.4″ (99,999 count) LCD display
Data Hold plus Auto Power Off

Additional information