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QRAE 3 Diffusion ATEX LEL / H₂S / CO / O₂ - Li-ion / Non-Wireless

SKU: M020-22111-111

QRAE 3 is a versatile, rugged, one to four sensor pumped, wireless gas monitor that provides continuous exposure monitoring of O2, combustibles, and toxic gases, inc H2S and CO for workers and responders in hazardous environments.

Key Attributes:

  • Gases - Oxygen (O2), Carbon Monoxide (CO), Hydrogen Sulphide (H2S) and Combustibles LEL

  • Data Storage - Continuous datalogging (3 monthsfor 4 sensors at 1-minute intervals) or User-configurable datalogging intervals(from 1 to 3,600 seconds

  • Product Rating - Pumped: IP-65 Diffusion: IP-67

  • Advanced Features - Easy maintenance with field replaceable sensors and pump

Excl. VAT: £527.00 Incl. VAT: £632.40
Excl. VAT: £527.00 Incl. VAT: £632.40

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Product Description


The wireles QRAE 3 is capable of detecting Oxygen (O2), combustibles LEL, and toxic gases, including Hydrogen Sulphide (H2S) and Carbon Monoxide (CO) for workers and responders in hazardous environments.

The QRAE 3’s wireless communications capability enables access to real-time instrument readings and alarm status (including man-down alarm) from any location for better visibility and faster response.

Real-time hazard readings can also be communicated to the ProRAE Guardian Safety System and the EchoView Host Mini-Controller Closed-Loop Wireless System for safety-enhancing wireless monitoring.


  • Real-time gas detector readings and alarm status enabled by state of the art wireless technology
  • Unmistakable five-way local and remote wireless notification of alarm conditions
  • Intuitive simple-to-operate two-button user interface
  • Strong, protective, concussion-proof design
  • IP-65/67 water- and dust-resistant case


  • CBRNE Clandestine Labs 
  • Confined Space Entry 
  • Emergency Response 
  • Environmental Cleanups/ Remediation 
  • Exploration 
  • Fire Overhaul 
  • Leak Detection 
  • Plant Shutdown & Turn-Around 
  • Residential Calls 
  • Urban Search & Rescue 
  • Worker Exposure

Comes complete with:

  • Monitor as specified
  • Sensors as specified
  • Sampling option as specified
  • External filters (one mounted plus pack of 3 - pumped model only)
  • Travel charger cradle with computer cable
  • Lithium-ion battery pack
  • Universal wall adapter
  • CD ROM with ProRAE Studio II
  • CD ROM with product content
  • Reference guide
  • Barrier Box

Product Downloads

View FileQRAE3 Multi-Gas Datasheet
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