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Extech EZ40
Combustible Gas Detector

Quickly Identifies and Pinpoints Gas Leaks

  • 16" (406mm) Gooseneck for Easy Access into Hard to Reach Location
  • High Sensitivity
  • One Hand Operation with Thumb Controlled Sensitivity Adjustment, to Eliminate Background Gas Levels
  • Visible and Audible Alarm at 10% (LEL) Lower Explosive Limit for Methane
  • Locate the Smallest Leaks


  • Natural Gas
  • Methane
  • Ethane
  • Propane
  • Butane
  • LPG
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Extech EZ40 Shown
Product Information
Datasheet 247 KB
Manual 185 KB
Ordering Info Jump to Product Models, Prices, Accessories, and Ordering Information
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Ordering Information
Model Description Buy Online Price
EZ40 Extech EZ40, EzFlex Combustible Gas Detector Buy Now Sale $103.99
(Reg. $129.99)
Included Accessories
  • (3) C Batteries

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.