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Quick Details

  • Place of Origin: Henan, China (Mainland)
  • Brand Name: Bosean
  • Model Number: BH-90
  • Name: gas detector
  • Color: blue/yellow/orange
  • Power Supply: Rechargeable lithium battery
  • Protection grade: IP65
  • Explosion-proof: EXiaIICT4
  • Sampling method: Diffusion type

Packaging & Delivery

Packaging Details each set wireless vibrate detector alarm will be packed with the export standard carton package or aluminum box or as per customer require
Delivery Time 5-15 working days after the payment is received

Top Sale! Portable Single combustible Gas Detector for O2, CO, CO2, H2, NO2, NH3, NO,CL2

BH-90 portable single gas detector can make continuous detection to combustible and toxic gases. It is suitable for combustible and toxic gas leakage detection in underground pipe or mines, and keeps the workers safe, prevents the facilities from being destroyed.

The detector, adopting excellent-quality sensor, makes detection in the way of natural diffusion. It has good sensitivity and reproducibility. The detector adopts embedded MCU controller, easy to operate.

The shell adopts special high strength material and anti-smooth rubber, with the characters of water-proof and dust-proof.

Specifications of our gas detector


Gas Detected: combustible gas (CH4,C3H8,H2) and toxic gas, oxygen, Other rare toxic gas like ammonia , NO,PH3,NH3,NO2,HCN, SO2 etc also available, Can be specified by the Customer in advance., 

Alarm set points: see attached table 1.

Accuracy: <±5% F.S.                Response time: T<30s

Indication: LCD indicates the time and state

Indication of alarm, fault and low voltage with LED, sound, vibration 

Operating Environment:  

Operating temperature: -40℃~70℃ (for combustible gas)

Operating temperature: -20℃~50℃ (for toxic gas)

Humidity: <90%RH non-condensing                

Operating voltage: DC3.6V Li battery 1200mAh

Working time: Combustible gas: < 8h continuously   Toxic gas: <300h continuously

Charging time: 4h~6h

Sensor life: 2 years  

Protection category: IP65 

Weight: about 130g (including battery but without accessories)

Dimension: 100mm×58mm×40mm

Photos of our gas detector


Feasures of our gas detector

Advanced MCU control with low power consumption;

Adjustable low and high alarm level;                  

Adjustable calibrating level;

High concentration protection for combustible gas;

Self test for the combustible gas sensor;

Low battery indication;

Replaceable sensor module;

Self-adjustment function

Visual and audible alarm with vibration;

STEL and TWA alarming for toxic gases

Advanced self-examination and self-renovation function

Password management to avoid wrong operation;

Explosive proof housing

Application of our gas detector

Our services

OEM/ODM available :
a. Customer brand(law allowance) can be made on the sticker.
b. Customized gas detection tools are welcome.
c. Customized color box.
d. Any your idea gas detection tool we can help you to design and put it into production

After-sale service:
a.All products will have been strictly Quality Checked before packing.
b.All products will be well packed before shipping.
c.All our products have 1 year warranty.And we sure the product will be free from


maintenance within warranty period.

Company info



Contact infomation

Contact Person : Shirley Wang
Tel:                        +86 371 86533226
Phone Number :  +86 15638230509
Wechat :               +86 15638230509
whatsapp:            +86 15638230509
Company name: Henan Bosean Electronic Technology Co.,Ltd.
Address : No.228,West 4th Ring,National High-Tech zone,Zhengzhou,China


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China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conduted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $32,000
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