BH90E Portable Gas Leak Detector

BH90E portable gas detector is a new type of gas leak detector that adopts LSI technique and meets international smart technology standards. With imported high quality semi-conductor sensor and embedded microcontroller, it detects gas leakage with high sensitivity and strong adaptive ability. Being waterproof, dustproof, explosion-proof, and easy to use with high reliability, the detector is widely used in oil, coal, municipal construction, chemical engineering, environmental protection, metallurgy, refining, gas transmission and distribution, biochemistry, agriculture, pharmaceutical industries. We provide gas detector OEM/ODM service.

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*MCU control, low consumption

*High resolution STN LCD

*Housing made of high strength engineering plastics and compound anti-slip rubber

*Detection range (low alarm point, high alarm point) adjustable

*Low battery alert, intrinsically safe design

*alarm types: sound (mute mode also available), light and vibration

*Gas calibration completed by the factory

*Zero adjustment and data logging

Target gas

Combustible gas


0-10,000ppm (μmol/mol)

Sampling method

Natural diffusion

Alarm point                                                

Default: Low alarm: 500ppm; High alarm: 2000ppm.

Support personalized setting.

Alarm types

Audible buzzer alarm; Visual LED light alarm; Vibration alarm 

Warm-up time


Response time


Protection level


Sensor type

Imported FIGARO sensor

Sensor life

2 years

Power supply

Rechargeable lithium battery, DC3.7V 1800mAH

Charging time


Continuous working hours

No less than 8 hours (normal working environment)

Working condition

Temperature: -10~40℃ Humidity: ≤95% RH with no condensation.

Storage condition

Temperature: -20~50℃ Humidity: ≤85% RH, avoid caustic gases or substances. 


Approx. 300g (excluding accessories)


Approx. 210mm(L)×66mm(W)×30mm(H)

Packing list

Detector, Carrying case, Charger, USB cable, Warranty card, Thank-you card.


TAG:  Portable Gas Leak Detector Best Gas Leak Detectors  BH-90E gas detector oem bh90e
Model Range Resolution L-alarm H-alarm
CO 0-1000ppm 1ppm 50ppm 150ppm
O2 0-30%vol 0.1%vol 19.5%vol 23.5%vol
H2 0-1000ppm 1ppm 50ppm 150ppm
H2S 0-100ppm 0.1ppm 10ppm 20ppm
CH4 0-100%LEL 1%lel 20%LEL 50%LEL
C2H4O 0-100ppm 1/0.1ppm 20ppm 50ppm
EX 0-100%LEL 1%lel/1%vol 20%LEL 50%LEL
C3H8 0-100%LEL 1%lel/1%vol 20%LEL 50%LEL
C2H5OH 0-100%LEL 1%lel/1%vol 20%LEL 50%LEL
NH3 0-100ppm 0.1/1ppm 20ppm 50ppm
CL2 0-20ppm 0.1ppm 5ppm 10ppm
O3 0-10ppm 0.1ppm 2ppm 5ppm
SO2 0-20ppm 0.1/1ppm 5ppm 10ppm
PH3 0-20ppm 0.1ppm 5ppm 10ppm
CO2 0-5000ppm 1ppm/0.1%vol 1000ppm 2000ppm
NO 0-250ppm 1ppm 50ppm 150ppm
NO2 0-20ppm 0.1ppm 5ppm 10ppm
HCN 0-50ppm 0.1/0.01ppm 10ppm 20ppm
HCL 0-20ppm 0.001/0.1ppm 5ppm 10ppm
CH2O 0-20ppm 1/0.1ppm 5ppm 10ppm
HF 0-100ppm 0.01/0.1ppm 2ppm 5ppm
C7H8/C8H10 0-20ppm 0.01/0.1ppm 5ppm 10ppm

TAG:  Portable Gas Leak Detector Best Gas Leak Detectors  BH-90E gas detector oem bh90e

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