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BW Technologies GasAlertQuattro Multi-Gas Detector

Brand: BW Technologies Mfg#: GAQUATTRO
Product#: 121GAQUATTRO
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Rugged and reliable, the GasAlertQuattro four-gas detector combines a comprehensive range of features with simple one-button operation. With flexible power options, the GasAlertQuattro is always ready. The graphic LCD displays easy to identify icons that indicate operational information, such as bump test and calibration status for simplified onsite auditing. IntelliFlash provides continuous visual confirmation of detector operation and compliance. Suited to a wide range of industrial applications including confined space entry, the GasAlertQuattro is fully compatible with BW Technologies by Honeywell's MicroDock II automatic test and calibration system.


  • Extended alarm bars
  • Compatible with MicroDock II automated test and calibration system
  • Flexible, interchangeable battery options with extended runtimes
  • Extensive data logging and event logging capability
  • One-button operational simplicity
  • Easy-to-read, multi-language LCD displays all four gas concentrations (H2S, CO, O2 and combustibles) simultaneously
  • Heartbeat pulses continually during normal operation
  • IntelliFlash verifies operation and compliance to both the user and supervisors from up to 20 ft/ 6.1 m
  • User-options, such as flip display, accessible through IR interface for tamper-proof operation
  • Audible, visual and vibrating alarm
  • Easy to identify icons for onsite auditing and compliance
  • Field-proven Surecell sensors offer an unprecedented performance, even in the harshest environments
  • Full function self-test is initiated upon activation and runs continuously during operation
  • Multi-language support in english, french, german, spanish and Portuguese


  • Brand: BW Technologies
  • Product Line: GasAlertQuattro
  • Resolution: 0.1 ppm H2S, 1 ppm CO, 0.1% O2, 1% Combustible 0.1%
  • Display: Continuous LCD
  • Gas Type: H2S, CO, O2, LEL
  • Type: 4-Gas
  • Overall Height: 1.9 in
  • Operating Temperature: -4 TO 122 deg F
  • Detection Range: 0 - 200 ppm H2S, 0 - 1000 ppm CO, 0 - 30% O2, 0 - 100% LEL
  • Housing Color: Yellow
  • Battery Type: Alkaline
  • Overall Length: 5.1 in
  • Enclosure Rating: IP 66/IP 67
  • Battery Size: AA
  • Overall Width: 3.2 in
  • Standards: UL Listed, cUS Listed
  • Alarm Type: Audible, Visual, Vibrating, Low, High, STEL, TWA, OL