ShenzhenYijiajie Electronic Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, , |
| Target Gas | Hydrogen (H2) |
| Baseline Drift | 0~20 ppm equivalent |
| Supply Ability | 5000pcs |
| Delivery Time | 3-5work days |
| Detection Range | 0~40000 ppm |
| Packaging Details | Paper box |
| Baseline (20°C) | < ±0.2 μA |
| Sensitivity | 0.007 ± 0.002 μA/ppm (at 20°C) |
| Weight | ~5 g |
| Place of Origin | USA |
| Model Number | 4H2-40000 CLE-0644-400 |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, , | Target Gas | Hydrogen (H2) |
| Baseline Drift | 0~20 ppm equivalent | Supply Ability | 5000pcs |
| Delivery Time | 3-5work days | Detection Range | 0~40000 ppm |
| Packaging Details | Paper box | Baseline (20°C) | < ±0.2 μA |
| Sensitivity | 0.007 ± 0.002 μA/ppm (at 20°C) | Weight | ~5 g |
| Place of Origin | USA | Model Number | 4H2-40000 CLE-0644-400 |
| High Light | hydrogen gas sensor for fuel cells ，electrochemical hydrogen sensor industrial ，hydrogen fuel cell safety sensor | ||
4H2-40000 CLE-0644-400 Electrochemical Hydrogen Gas Sensor for Hydrogen Fuel Cell Systems Industrial Safety
| Target Gas | Hydrogen (H2) |
| Detection Range | 0–40,000 ppm (0–100% LEL) |
| Sensitivity | 0.007 ± 0.002 μA/ppm (at 20°C) |
| Baseline (20°C) | < ±0.2 μA |
| Baseline Drift | 0–20 ppm equivalent (-20°C to 50°C) |
| Resolution | 80 ppm |
| Response Time (T90) | ≤ 60 seconds |
| Long-term Output Drift | < 2% signal/month |
| Operating Temperature | -20°C to 50°C |
| Operating Humidity | 15–90% RH (non-condensing) |
| Pressure Range | 91–111 kPa |
| Bias Voltage | 0 mV |
| Storage Life | 6 months in sealed container |
| Operating Life | 2 years in clean air |
| Weight | ~5 g |
| Dimensions | Ø20.2 × 16.6 mm (standard 4-series form factor) |
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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