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Extech FG100 Combustible Gas Leak Detector

Extech Instruments
SKU: EXTEFG100
  • Pocket-sized combustible gas leak detector for LNG and LPG checks
  • Clear audible/visual alarms and LED indication to support leak locating
  • Simple one-switch operation with up to 4 hours continuous use
More Info
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Extech FG100 Combustible Gas Leak Detector

The Extech FG100 Combustible Gas Leak Detector is a compact, pocket-sized instrument for locating leaks from common fuel gases during routine maintenance and safety checks. It is designed to detect Liquefied Natural Gas (LNG) and Liquefied Propane Gas (LPG), with a detection range quoted at LNG 1000–6500ppm and LPG 500–6500ppm.

Clear audible and visual alarms provide an immediate warning when gas is detected, and LED indicators help show leakage presence during checks. The FG100 is simple to operate with one-switch operation, making it suitable for quick surveys and repeat checks without complex setup.

Designed for everyday carry, the FG100 features a pocket clip and compact form factor, with up to 4 hours continuous operation. It is supplied with 2 × AAA batteries and a wrist strap, making it ready to use out of the box.

Extech part number: FG100

Key Features

  • Detects combustible gases including LNG (1000-6500ppm) and LPG (500-6500ppm)
  • Audible and visual alarms for immediate indication of gas presence
  • Compact, portable design with pocket clip
  • Up to 4 hours continuous operation
  • LED indicators to support leak location checks
  • Simple one-switch operation
Specification
  • Gas Detection – Propane (500 to 6500 ppm), Natural gas (1000 to 6500 ppm)
  • Certifications - CE
  • Dimensions – 7.1” x 0.8” diameter (180mm x 21mm diameter)
  • Power – 2 x AAA (1.5V) batteries
  • Warranty – 2 years
  • Weight – 1.6 oz (46g)