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Kestrel 4400BT

Heat Stress Meter w/ Settable Flags, Datalogging, & Bluetooth

Order #: 0844B

Mfg Part #: 0844B

$919.00 USD

$781.15 USD


Usually ships in 7-10 days

Free shipping over $250

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Overview :

Product Highlights

  • Wet Bulb Globe Temperature ("WBGT")
  • Thermal Work Limit ("TWL")
  • Globe Temperature
  • Naturally Aspirated Wet Bulb Temperature
  • Wind Speed (Current, Average, & Maximum)
  • Altitude
  • Pressure trend
  • Barometric pressure
  • Relative humidity in %
  • Heat stress index
  • Dewpoint
  • Wet bulb temperature
  • Density altitude
  • Wind chill
  • Air, water, and snow temperature °F or °C
  • Waterproof and floats
  • Time and date
  • Easy- to-read backlit display
  • Data Logger (automatic and manual)
  • Customizable data storage - 2900 data points
  • Humidity sensor can be calibrated in the field with our Relative Humidity Calibration Kit
  • Customize screens to display user-selected measurements
  • Graph and recall trends
  • User-replaceable impeller
  • Data charting
  • Upload to a computer (with optional interface)
  • Meets MIL-STD-810F 516.5 Procedure IV Transit Shock test - 20 drops from 5 ft. IP-67 sealed to exclude dust and water at 3 ft. submersion
  • Five languages (English, French, Spanish, German, and Italian)
  • US Patent Nos. 5,783,753 and 5,939,645 and 6,257,074
  • Made in the USA

Each Units Include

  • Batteries - 2 AAA
  • Kestrel Portable Vane Mount
  • Belt carry case
  • Neck lanyard
  • Kestrel Certificate of Conformity
  • A chart with suggested Heat Stress warning zones