• Beijing Zetron Technology Co., Ltd
    Hello, I already used the equipment in an aluminum smelting plant in Mexico and I was surprised by the function of your company's laser device.
  • Beijing Zetron Technology Co., Ltd
    Good gas leak detection instrument !!! High accurate test values :D
Contact Person : Lisa Niu
Phone Number : +86 15699785629
Whatsapp : +8615699785629

0-5%Vol CH4 Handheld Infrared Methane Gas Detector With LED Digital Tube Display

Place of Origin China
Brand Name Zetron
Certification CE, ISO13485, ISO9001
Model Number JHB Series
Minimum Order Quantity 1
Delivery Time 3-7 days
Payment Terms T/T, D/A, L/C, D/P, Western Union, MoneyGram
Supply Ability 1000 set/month

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Product Details
Measurement CH4 Warming Up Time 30s
Size 100*68*35.5mm Weight 0.5 Kg
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CH4 Infrared Methane Gas Detector


5%Vol Infrared Methane Gas Detector


Handheld Methane Gas Detector

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Product Description

Handheld Infrared Methane Gas Detector



JHB series infrared methane alarm detector is in compliance with mining products certification, it is mainly applied in coal mine, natural gas, CBM (Coal bed methane), rubbish filling, sewage treatment, anaerobic fermentation and other fields for CH4 gas leakage detection. Infrared gas filter technique, CH4 measurement can not be interfered by other gas compositions.




• Independent intellectual property rights of infrared gas analysis technology.
• Dual-range setting with high concentrations of methane gas leak detection and alarm function.
• High and low alarm points can be customized settings.
• Air auto-zero calibration feature.
• Proliferation Sampling.
• Fast response.
• LED digital tube display real-time gas concentrations.
• Rechargeable lithium battery.
• Small size, simple operation.


General Parameter
Measurement method NDIR
Range CH4: 0-5%vol (0-100%LEL), 0-100%vol
Warm-up time 30s
Accuray For the range of 0-1% vol: plus or minus 0.06%
  For range 1-100%vol: ±6% of reading
  For range 0-100%lel: ± 5%lel
Response time T90 < 25 s at 20 ℃
Working voltage 3.7 V DC; 1300mAh Lithium Battery
Signal output LED Display, Audible - Visual Systems 
Woking temperature -20~55℃
Dimension 100 * 68 * 31.5 mm
Stand-by time ≥10 hrs
Lifespan ≥10year




Portable CH4 detector is an ideal instrument with alarm function to detect the concentration of CH4, such as chemical industry, oil & gas storage, mine, metallurgy, liquefied gas station, spray paint, petroleum, fuel gas transport, as well as the leakage of nature gas.