About Product


The Honeywell BW™ Max XT II is a user-friendly and cost-effective solution for ensuring compliance in the workplace. By using this multi-gas detector, workers can feel safer, and the occurrence of incidents is minimized, allowing everyone to be more productive. The device also features IntelliFlash™, providing continuous visual confirmation of its operation and compliance. This detector helps businesses achieve savings by promoting business continuity and enhancing overall productivity.


  • Simplify operation and reduce training requirements with one-button operation.
  • Achieve more accurate sampling results using Smart Sample pump technology.
  • Experience a compact, comfortable, and durable design suitable for field use.
  • Benefit from the simplicity of operation combined with the efficiency of the Smart Sample pump.
  • The Honeywell BW™ Max XT II can reliably monitor up to four hazards, making it ideal for confined spaces.
  • Enjoy compatibility with the MicroDock II automated test and calibration system.

Sensor Specification

Gases Range Resolution
Hydrogen Sulfide (H2S) 0 – 200 ppm 1 / 0.1 ppm
Carbon Monoxide (CO) 0 – 1,000 ppm 1 ppm
Oxygen (O2) 0 – 30% vol. 0.1% vol.
Combustible Gases (LEL) 0 – 100% LEL 1% LEL


  • Reliable integrated sampling pump with advanced diaphragm technology.
  • Excellent block detection using a high-performance semi-conductor pressure sensor.
  • Multi-language support in English, French, German, Spanish, and Portuguese.
  • Efficient management of the detector with Fleet Manager II for enhanced convenience.
  • Standard datalogging and event logging capabilities for comprehensive data recording.
  • Real-time gas concentrations displayed on the continuous LCD screen.
  • Continuous visual compliance monitoring through IntelliFlash™ feature.
  • Compact and lightweight design ensures comfortable wearing.
  • Water-resistant construction for added durability.
  • Simple automatic calibration procedure and compatibility with MicroDock II automatic test and calibration station.
  • Full-function self-test checks sensor, battery status, circuit integrity, and audible/visual alarms upon start-up.
  • Bright wide-angled visual alarm bars for immediate visual alerts.
  • Built-in concussion proof boot provides additional protection against impacts.
  • Compatible with Honeywell BW™ Connect for real-time monitoring.

Standard Package Contents

  • Detector complete with specified sensor(s), stainless steel alligator clip and concussion-proof housing
  • Rechargeable battery
  • Wall outlet charging adaptor
  • 3 ft. / 1 m calibration hose with quick connect
  • 10 ft. / 3 m sampling hose with particulate filter and quick connect
  • Reversible screwdriver
  • Kit of spare pump filters (5 particulate and 5 hydrophobic)
  • Manual

The BW GasAlertMax XT II 02/LEL/H2S/CO 126561 L3 is a portable multi-gas detector that detects oxygen, combustible gases, hydrogen sulfide, and carbon monoxide in the air. It has a large LCD screen for easy reading of gas concentration levels in ppm or %vol. The device alerts the user through audible and visual alarms when gas concentrations exceed preset thresholds.

Designed to be rugged and durable, the GasAlertMax XT II has a built-in boot for protection against drops and impacts. It is water-resistant and can withstand tough environmental conditions. The detector complies with international safety standards such as UL, ATEX, and CE, ensuring reliable protection for users.

Overall, the GasAlertMax XT II 02/LEL/H2S/CO 126561 L3 is a dependable tool for detecting multiple gases in different work environments. Proper training and maintenance are necessary for its effectiveness and reliability. It should always be used in conjunction with other personal protective equipment for maximum safety.


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