Beijing Zetron Technology Co., Ltd
| Payment Terms | T/T, Western Union, MoneyGram, D/P, D/A, L/C |
| Supply Ability | 1000 SET / week |
| Delivery Time | 1-10 work days |
| Packaging Details | 160*70*28mm |
| Gas Sensor Life | 2 years |
| Accuracy | ≦±5% F.S. |
| Response Time | ≦30s |
| Power | DC3.7V Li-on battery, 1800mAh |
| Exterior dimensions | 130mm×67mm×30mm(L × W × H) |
| Power Source | Appr. 400g (with battery) |
| Brand Name | Zetron |
| Model Number | BH-4A |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, Western Union, MoneyGram, D/P, D/A, L/C | Supply Ability | 1000 SET / week |
| Delivery Time | 1-10 work days | Packaging Details | 160*70*28mm |
| Gas Sensor Life | 2 years | Accuracy | ≦±5% F.S. |
| Response Time | ≦30s | Power | DC3.7V Li-on battery, 1800mAh |
| Exterior dimensions | 130mm×67mm×30mm(L × W × H) | Power Source | Appr. 400g (with battery) |
| Brand Name | Zetron | Model Number | BH-4A |
| Certification | CE | Place of Origin | China |
| High Light | Zetron portable gas leakage detector ，Alarm portable gas leakage detector | ||
BH-4A Portable Multi-gas Detector
BH-4A portable multi-gas detector could detect combustible gas, O2, and other two types of toxic gases continuously and simultaneously can protect the workers' life and avoid damage to the relevant equipment.
Detecting gas:
Combustible gas, H2S, CO, O2
*Natural diffusion sampling method and high-sensitivity sensor, with high sensitivity and repeatability.
*32-bit built-in MCU, high reliability, and self-adaptation ability.
*Full functions, easy operation.
*Large LCD, more intuitionistic, abundant, and clear indication.
*Compact design, easy carrying.
*High-strength engineering plastics and compound anti-slippery rubber.
| Accuracy | ≦±5% F.S. |
| Response Time | ≦30s |
| Indication | LCD displays real-time and system status; LED, audio, and vibration alerts for gas leakage, fault, and low voltage. |
| Sensor | O2 /H2S / CO: plug-in electrochemical sensor; Combustible gas (LEL): plug-in catalytic combustion sensor. |
| Working environment | -20℃～50℃, ＜95%RH (no dew) |
| Alarm Type | low & high alarm, multiple gas alarm, sensor alarm, battery low alarm, prompt tone, automatic shutdown alarm |
| Charging time | 6h~8h |
| Working time | ≧8h continuously (without alarm) |
| Protection Grade | IP65 |
| Weight | Appr. 400g (with battery) |
| Dimensions | 130mm×67mm×30mm(L × W × H) |
| Standard accessories | Suit case packaging, 1pc; Charger, 1pc; Calibration cap, 1pc; Communications cable, 1pc; User manual, 1pc. |
| 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 |
| NO2 | 0-20ppm | 1/0.1ppm | 5ppm | 10ppm |
| 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 |
| C2H4O | 0-100ppm | 1/0.1ppm | 20ppm | 50ppm |
| 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 |
Note: Not all gases and ranges are listed, if you need more information, please contact us.
Company Details
Business Type:
Distributor/Wholesaler,Agent,Seller
Year Established:
2001
Total Annual:
10000000-15000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Zetron Technology is a professional company committed to developing the gas detection industry. It has more than 18-year experience specializing in the research, development, manufacture, and sale of gas detectors. With its strong technical force and economic strength, the company i... Zetron Technology is a professional company committed to developing the gas detection industry. It has more than 18-year experience specializing in the research, development, manufacture, and sale of gas detectors. With its strong technical force and economic strength, the company i...
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