Skip to content
BW GasAlert Max XT II

BW GasAlert Max XT II



The Honeywell BW Max XT II is an easy to use LEL meter for compliance and worker safety. It monitors the ‘big 4 gases’ in confined space gas monitoring including H2S, CO, O2 and combustibles (LEL). It combines straightforward one-button operation with a robust motorized pump for intelligent remote sampling – ideal for confined spaces.

Features & Benefits

  • Equipped with standard datalogging and event logging
  • Continuous LCD shows real-time gas concentrations
  • Unit vibrates, pulses red and sounds when alarm limits are exceeded
  • Water Resistant
  • Concussion Proof boot
  • Full function self-test of sensor, battery status, circuit integrity and audible/visual alarms on start-up.


  • Confined Spaces
  • Waste Water treatment plants
  • Landfill Sites
  • Contaminated Land

Technical Specifications

Product Specifications Description
Size 13.1 x 7 x 5.2 cm
Weight 328 grams
Operating Temperature -20 to 50ºC
Humidity 10 – 100% RH (non condensing)
Battery Life 13 hours of use. Recharges in 6 hours.
Pump Draw 23m max
Water Resistance IP66/67
Sensor Specifications
Gases Standard Measuring Range Resolutiom
Hydrogen Sulfide (H₂S) 0 – 200 ppm 1 / 0.1 ppm
Carbon Monoxide (CO) 0 – 1000 ppm 1 ppm
Oxygen (O₂) 0 – 30% vol 0.1% Vol
Combustible Gases (LEL) 0 – 100% LEL (0-5.0% v/v) 1% LEL, 0.1% v/v