GMI First Responder - Please Call
GMI First Responder - Please Call

GMI First Responder - Please Call

£0.00 (inc. VAT)

The First Responder from GMI is a combustible gas indicator designed for emergency response technicians in the gas industry.

The First Responder detects flammable gas at PPM, LEL and % Vol levels with the addition of carbon monoxide for internal atmosphere monitoring.

An optional external range diffusion probe with high speed semiconductor sensor enables rapid response in detecting small fitting leaks.

Key Features

  • PPM , LEL and Volume flammable gas ranges for leak detection and general safety monitoring.
  • Carbon Monoxide range for internal atmosphere monitoring
  • Probe mounted Semiconductor Sensor (Range 0 – 10,000 ppm), providing instant response leak detection with audible / visual ‘Ticker’ (Geiger) alarm indication
  • Simple four button operation allowing access to all features
  • Automatic and manual data logging
What you get with the GMI First Responder
  • Field Carrying Case
  • Shoulder Harness
  • 4mm. Hex Driver
  • LR20 Batteries x 4
  • Plastic Probe 28cm. (11in) Open End
  • Probe Handle c/w Sample Line and Filters
  • Cotton Filters (Box of 10) x 2
  • User Handbook
  • Quick Operating Instruction Card


  • Leak survey
  • Gas escape detection
  • Carbon Monoxide detection

 Click here for the GMI First Responder data sheet.