Honeywell GasAlert MAX XT II 4-Gas Detector
Brandt Instruments, Inc, Distributing Honeywell GasAlert MAX XT II 4-Gas Detector Instruments

Distributing Honeywell Gas Detector Instruments

Honeywell Gas Alert Max XT II Portable Gas Detector Line

Honeywell GasAlert Max XT II  4-Gas Detectors

Honeywell BW GasAlert Max XT II
4-Gas Detector with Built-In Pump


home honeywell index Honeywell GasAlert MAX XT II 4-Gas Detector


Honeywell Index
.. Single Gas Portables
       GasAlert Extreme
       BW Clip
Multi-Gas Portables

       GasAlertMicroClip XL-X3
       GasAlert_Max XT II
       GasAlert Micro 5
...   .GasAlert Quattro  
   MicroDock II Stations
. .PosiChek Test Bench

* * * * * * * * * * * *

Honeywell GasAlert MAX XT II 4-Gas Detector  in Hand

Honeywell GasAlert MAX XT II 4-Gas Detector  Used for Entry












GasAlert MAX XT II Gas Detector - Being Used for Confined Space Entry

          GasAlert Max XT II 4-Gas Detector Features & Specifications

Honeywell GasAlert MAX XT II  Worn in Belt Holster
GasAlert MAX XT II Belt Holster


The GasAlert MAX XT II simultaneously monitors and displays up to four potential atmospheric hazards including oxygen, combustibles/LEL, CO and H2S..

  • Easy operation with one-button simplicity
  • Integrated sampling pump with reliable diaphragm technolog designed with SmartSample technology to prevent moisture from entering pump and save time with reliable pump block detection
  • Low, High STEL (short-term exposure limit), TWA (time-weighted average), and OL (over limit) alarms
  • Built-in rechargeable lithium battery
  • Visual, audible and vibrating alarms
  • Equipped with standard datalogging and event logging
  • Rugged and durable with built-in concussion-proof boot
  • Multi-language support in English, French, German, Spanish and Portuguese
  • MicroDock II compatible for easy calibration, test and record storage
  • Conveniently manage your detector with Fleet Manager II software
                     Download GasAlert MAX XT II Literature


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GasAlert MAX XT II Specifications

Size 5.1 x 2.8 x 2.0 in. / 13.1 x 7.0 x 5.2 cm
Weight 11.5 oz. / 328 g

Certification and Approvals

  • UL: Class I, Division 1, Groups A,B,C,D
  • IECEx: Ga Exia IICT4
  • ATEX: CE Ex II 1 Ga EX ia IIC T4,
  • See literature for latest certifications
Environmental Ratings

Normal Operating: -4° to 122° F (-20° to 50° C)
Humidity: 10% to 100% non-condensing

Alarms Low, High, STEL, TWA, OL (over limit), Low Battery, Pump
Audible Alarms Multi-tone rated at 95 dBA at one foot (30cm)
Vibrating Alarm Standard
Pump Internal Sample from up to 66 ft / 20m
Datalogger Datalogger capable of 1 year of continuous data with user configurable intervals

13 hours @ 32F / 0C
8 hours @ -4F / -20C
Recharges in 6 hours

Battery Life/ Run Time

Alkaline:         20 hours at 68 °F (20°C)
Rechargeable: 20 hours at 68 °F (20°C)


O2, LEL, CO, H2S,


Full 2 year warranty including sensors

User Options
  • Confidence/ compliance beep
  • Confidence beep Safety (sensor) lock
  • Latching alarms
  • Safe display mode C
  • Calibration IR lock
  • Location selection
  • Force block test
  • Force bump test when overdue
  • Force calibration when overdue
  • Sensor coniguration
  • Detector identification
  • Low alarm acknowledge
  • Language choices (five)
  • Set custom start-up message
  • Confidence interval
  • Datalog interval

GasAlert MAX XT II Configurations  

Part Number
Quattro- Sensors Installed
XT-XWHM-Y-NA Combustible (% LEL), oxygen (O2), hydrogen sulfide (H2S), carbon monoxide (CO) - yellow housing
XT-XWH0-Y-NA Combustible (% LEL), oxygen (O2), hydrogen sulfide (H2S) - yellow housing
XT-XW0M-Y-NA Combustible (% LEL), oxygen (O2), carbon monoxide (CO) - yellow housing
XT-X0HM-Y-NA Oxygen (O2), hydrogen sulfide (H2S), carbon monoxide (CO) - yellow housing
XT-XW00-Y-NA Combustible (% LEL), oxygen (O2) - yellow housing
XT-00HM-Y-NA Hydrogen sulfide (H2S), carbon monoxide (CO) - yellow housing
XT-X0H0-Y-NA Oxygen (O2), hydrogen sulfide (H2S) - yellow housing
XT-X00M-Y-NA Oxygen (O2), carbon monoxide (CO) - yellow housing
XT-X000-Y-NA Oxygen (O2) - yellow housing
XT-00H0-Y-NA Hydrogen sulfide (H2S) - yellow housing
XT-000M-Y-NA Carbon monoxide (CO) - yellow housing
Detectors ship with sensors (user specified), stainless-steel alligator-style clip, rechargeable battery, charging adaptor, calibration hose with quick-connect fitting, sampling hose with quick-connect fitting, reversible screwdriver, five pump filters, instructions and quick reference card.
For Black Housing Change the "Y" in the part number to "B"

GasAlert MAX XT II Accessories

Part # Description


Honeywell GasAlert MAX XT II Confined Space Kit

GasAlert MAX XT II Confined Space Kit

includes GasAlertMax XT II detector (% LEL, O2, H2S, CO), power adapter, IR connectivity kit, hydrophobic (5) and particulate (5) pump filters, sampling probe, calibration gas (2.5% CH4,18% O2, 25 ppm H2S, 100 ppm CO) and 0.5 LPM regulator.


Honeywell BW GasAlert MAX XT II Deluxe Confined Space Kit

GasAlert MAX XT II Deluxe Confined Space Kit

Concussion-proof boot, carrying holster, IR Connectivity Kit with Fleet Manager II software, 0.5 LPM regulator, 3 ft. / 1 m calibration hose with quick connect, 10 ft. / 3 m sampling hose with metallic particulate filter and quick connect, 5 spare hydrophobic and particulate pump filters, sampling probe (GA-PROB1-1), hard-sided carrying case with lid insert pockets and foam case insert.

Note: Detector and calibration gas sold separately


XT-CK-CC Carrying Case for GasAlert Max XT - with foam insert from XT-CK-DL kit - Note: Detector, sampling equipment and calibration gas sold separately.
GA-BXT Concussion-proof boot with stainless steel alligator-style clip
GA-HXT Carrying holster for detector and sampling hose
GA-NS-1 Neck strap with safety release
GA-ES-1 Extension strap (4 ft. / 1.2 m)
GA-LY-1 Short strap (6 in. / 15.2 cm)
GA-CH-2 Chest harness
GA-USB1-IR IR connectivity kit with Fleet Manager II software
XT-C01-MC5 Multi-unit (5) power adaptor
GA-PA-1-MC5-NA Multi-unit (5) power adaptor
GA-VPA-1 12-24 Vdc vehicle power adaptor
GA-PA-3 12-24 Vdc direct-wire power adaptor
GA-PA-1-NA Replacement power adaptor
GA-FLOAT Sampling float
Note: Contact us for additional sampling options


    MicroDock II ™ Automatic Bump Test, Calibration & Data Download Station

Gas Alert Micro Dock System

Micro Dock Bump Test/Calibration Station

Take Command of Instrument Testing & Data

Reduce your calibration gas use by up to 60% and your labor expenses by cutting down on the time needed to perform calibrations. Downtime is reduced as auto calibration is finished in two minutes. Through the networkable dock and system software, you obtain full visibility to information on detector performance, compliance and trending including:

  •  Alarms
  •  Gas exposure levels
  •  Safety incident history
  •  Sensor health status
  •  Calibration and bump test results
  •  Cal gas consumption
  •  Battery usage
  •  Dock station data
  •  Full alarm function testing (audio, visual, vibration)
  •  Security settings
  •  And other instrument details


Part Number
MicroDockII Bump Test/Calibration Station Configurations
DOCK2-2-1C1M-00-G* MicroDock II automatic test and calibration system - base station and GasAlert Max XT II docking module with charging cable
DOCK2-2-1M-00-G* MicroDock II automatic test and calibration system - base station & GasAlert Max XT II docking module without charging cable
DOCK2-0-1C1M-00-G* GasAlert Max XT II MicroDock II docking module with charging cable
DOCK2-0-1M-00-G* GasAlert Max XT II MicroDock II docking module without charging cable
*Note: Please contact uscomplete MicroDock II system configuration information for your application.
Terms for Instrument and Accessory Returns:
NOTE: Any returns will incur the Honeywell 25% restocking fee on the list price of the item. To return any instruments or accessories you must request a Return Authorization number prior to returning anything to the factory for credit. This Return Authorization number must be prominently displayed on the outside of the shipping box. All products returned to Honeywell must be sent freight pre-paid, in new condition and in the original cartons with all unopened software, accessories and manuals. The sender is responsible for any carrier loss or damage.


WARNING! Honeywell equipment should only be used in conjunction with the manufacturer's instructions.
Failure to follow such instructions could result in serious injury or fatality.

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