Hanwei BX616 Portable Multi-gas Detector

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Hanwei BX616 Portable Multi-gas Detector is a device used to detect Oxygen (O2), Carbon monoxide (CO), Hydrogen Sulfide (H2S), and combustible gas Methane (CH4). Which are the four major gases that cause the majority of industrial accidents to protect against disasters caused by oxygen deficiency, toxic gas poisoning, and combustible gas explosions. This Hanwei Multigas Detector helps with the gas level readings on the screen and alerts the user with the alarm when there is a violation in the gas levels.
Applications: Steelworks, petrochemical plants, oil industry, shipbuilding yards, sewage treatment plants, mines, power supply works, confined spaces, etc.

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Hanwei BX616 Portable Multi-gas Detector measures four gases: O2, CO, H2S, and combustible gas (CH4), and displays their concentrations. It also raises the alarm when the risk materializes (visual, audible, and vibrative).
Features of Hanwei BX616 Portable Multi-gas Detector:

  • Small size and light-weight
  • Simple operation with only one button
  • Adjustable alarm levels and span calibration value
  • STEL and TWA alarm for toxic gases
  • Combustible gas sensors are self-protected against high concentrations.
  • Battery low voltage alert
  • Self-test after powering on
  • Self-diagnostic and self-correction function
Measuring Gas Range
Oxygen (O2) 0 to 25% Vol
Carbon monoxide (CO) 0 to 500 PPM
Hydrogen Sulfide (H2S) 0 to 100 PPM
Combustible (LEL) 0 to 100% LEL

Additional information



Model No


Measuring Parameters

Combustible gas, H2S, CO, O2

Sensor Type

Catalytic (LEL), Electrochemical (O2,CO,H2S)

Measuring Type

Diffuse Naturally

Response Time



LCD Display


≥80 dB at 1m

Alarm Type

Audible, Visual, Vibrating

Operation Life

≥8h per charge (Charging time: 4-6 hrs)


DC 3.7V 1800 mAh Lithium Battery

Operating Temperature

Combustible Gases (LEL): -40 °C to 70 °C, Toxic Gases: -20 °C to 50 °C

Operating Humidity

<95% RH non-condensing


Rubber Enclosure

Standard Accessories

Calibration Cap, Charger, Operation Manual, Screw Driver, USB Cable


128mm x 68mm x 30mm


120 Grams

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Hanwei BX616 Portable Multi-gas Detector

Hanwei BX616 Portable Multi-gas Detector