EXTECH 407123: Heavy Duty Hot Wire Thermo-Anemometer

EXTECH 407123: Heavy Duty Hot Wire Thermo-Anemometer

Extech 407123: Heavy Duty Hot Wire Thermo-Anemometer

designed for precise and reliable air velocity and air temperature measurements, especially in confined or hard-to-reach areas such as ducts and ventilation systems. Equipped with a telescoping probe that extends up to 2 feet, it is ideal for HVAC professionals and engineers.

This instrument features a dual LCD for simultaneous display of air velocity and temperature, and includes useful functions such as Data Hold, Min/Max memory, and high-resolution readings across multiple units of measurement.

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Key Features EXTECH 407123: Heavy Duty Hot Wire Thermo-Anemometer

• Measures both air velocity and air temperature simultaneously

• Telescoping probe extends up to 2 feet (ideal for ducts and vents)

• 5.5 ft cable connects the probe to the main unit for flexible operation

• Dual LCD display for easy reading of measurements

• Supports multiple air velocity units: ft/min, m/s, km/h, MPH, knots

• Includes Data Hold and Min/Max recording functions

• Accurate and responsive hot wire sensor technology

• Ideal for HVAC, ventilation, and environmental testing

• Supplied with 6 AA batteries for immediate use

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Specifications

• Air Velocity:

  • ft/min: 40 to 3940 ft/min; Accuracy: ±3%; Resolution: 1 ft/min

  • m/s: 0.2 to 20 m/s; Accuracy: ±3%; Resolution: 0.1 m/s

  • km/h: 0.7 to 72 km/h; Accuracy: ±3%; Resolution: 0.1 km/h

  • MPH: 0.5 to 45 MPH; Accuracy: ±3%; Resolution: 0.1 MPH

  • knots: 1.0 to 38.8 knots; Accuracy: ±3%; Resolution: 0.1 knots

• Temperature (Air):

  • Range: 32 to 122°F (0 to 50°C)

  • Accuracy: ±1.5°F / 0.8°C

  • Resolution: 0.1°

• Display:

  • Dual LCD for air velocity and temperature

• Probe:

  • Telescoping, up to 2 ft (with 5.5 ft cable)

• Power Supply:

  • 6 × AAA (1.5V) batteries

• Physical Dimensions:

  • 7 × 2.9 × 1.3 inches (178 × 74 × 33 mm)

• Weight:

  • 17 oz (482 g)

• Certifications:

  • CE certified

• Warranty:

  • 3 years

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Summary

 offers precise, professional-grade air velocity and temperature measurements in a rugged, portable design. With its extendable probe, dual display, and multiple measurement units, it is an excellent tool for HVAC diagnostics, air balancing, and ventilation testing in challenging environments.