ShenzhenYijiajie Electronic Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
| Supply Ability | 5000PCS |
| Delivery Time | 5-8 work days |
| Packaging Details | Standard packaging |
| Sensitivity | 0.007±0.002 μA/ppm |
| Baseline (20℃) | <±0.2 μA |
| Baseline Drift | Equivalent to 0 - 20 ppm |
| Resolution | 80 ppm |
| Response Time (T90) | ≤60 seconds |
| Long - term Stability | <2% signal value/month |
| Model Number | 4H2-40000 |
| Place of Origin | CN |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 5000PCS |
| Delivery Time | 5-8 work days | Packaging Details | Standard packaging |
| Sensitivity | 0.007±0.002 μA/ppm | Baseline (20℃) | <±0.2 μA |
| Baseline Drift | Equivalent to 0 - 20 ppm | Resolution | 80 ppm |
| Response Time (T90) | ≤60 seconds | Long - term Stability | <2% signal value/month |
| Model Number | 4H2-40000 | Place of Origin | CN |
| High Light | electrochemical hydrogen gas sensor ，hydrogen gas sensor for environmental control ，4H2-40000 gas sensor for equipment | ||
4H2-40000 Electrochemical Hydrogen Gas Sensor For Environmental & Equipment Control
Product Applications:
The 4H2-40000 gas sensor is an electrochemical hydrogen (H₂) sensor designed for:
Product Features:
Key Technical Advantages:
| Product Code | 2112b0644400 |
| Measuring Range | 0 - 40,000 ppm H2 (0 - 100% LEL value) |
| Operating Principle | Three - electrode electrochemical |
| Gas Sensitivity | 7 ± 2 nA/ppm |
| Response Time (T90) | ≤ 60 s (typical 35 s) |
| Repeatability | < ± 2% signal |
| Linearity | Linear |
| Long - term Output Drift | < 2% signal/month |
| Resolution | 70 ppm |
| Recommended Load | 5 - 35 Ω |
| Bias Voltage | 0 mV |
| Operating Temperature Range | - 30℃ - 50℃ |
| Operating Humidity | 15% rh - 90% rh (non - condensing) |
| Operating Pressure Range | 800 - 1200 mbar |
| Recommended Storage Temperature | 0℃ - + 20℃ (in sealed package) |
| Expected Operating Life | 24 months in air |
| Storage Life | 6 months in original package |
| Standard Warranty | 18 months from the date of delivery |
| Cross - sensitivity (Carbon Monoxide 50 ppm) | 170 ppm H2 equivalent |
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2006
Total Annual:
900000-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph... Yijiajie Electronics is a full range of silicon pressure sensors from the United States, FREESCALE/, GE, MEAS, SMI, and a full range of sensing and control products from the United States pressure, temperature and humidity, gas flow, current, Hall effect, etc., Japan HAMAMATSU flame, UV sensors, ph...
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