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ShenzhenYijiajie Electronic Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line

  1. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
  2. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
  3. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
  4. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
  5. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line
  6. China 4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line

4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line

  1. MOQ: 1
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability 5000pcs
Delivery Time 3-5work days
Packaging Details Paper box
maximum load 150 PPM
Baseline drift equivalent to 0 to 0.5 PPM
Operating temperature -20℃ ~ 50℃
Working pressure 90 to 110 kPa
Bias 0 mV
Storage temperature 0 ℃ to 20 ℃
Model Number 4SO2-20 CLE-0421-400
Place of Origin USA

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability 5000pcs
Delivery Time 3-5work days Packaging Details Paper box
maximum load 150 PPM Baseline drift equivalent to 0 to 0.5 PPM
Operating temperature -20℃ ~ 50℃ Working pressure 90 to 110 kPa
Bias 0 mV Storage temperature 0 ℃ to 20 ℃
Model Number 4SO2-20 CLE-0421-400 Place of Origin USA
High Light hydrogen sulfide gas sensorelectrochemical gas sensorgas leak detector sensor

 

                4-SO2-20 4SO2-20 Electrochemical Gas Sensor Hydrogen Sulfide Sensor Classic Line for Gas Leak Detector

 

 

Core Features:

  1. High Selectivity & Accuracy: Specifically responds to SO2 with minimal interference from common gases, ensuring precise concentration measurement.
  2. Linear Output: The generated current is linearly proportional to SO2 concentration, simplifying signal processing and calibration.
  3. Compact & Low Power: Standard 20.2mm diameter fits most portable detectors; low operating current supports battery-powered devices.
  4. Stable Performance: Built-in electrolyte and electrode protection design reduces drift, maintaining reliability over long-term use.
  5. Wide Environmental Adaptability: Operates stably in a broad temperature and humidity range, suitable for indoor and outdoor monitoring.

Typical Applications:

  1. Industrial Emission Monitoring: Used in power plants, smelters, and chemical factories to monitor SO2 emissions from flue gas, ensuring compliance with environmental standards.
  2. Environmental Air Quality Supervision: Integrated into ambient air quality monitoring stations or portable detectors for environmental protection departments to track atmospheric SO2 levels.
  3. Indoor Safety Monitoring: Applied in laboratories, chemical storage rooms, and industrial workshops where SO2 may leak, alerting workers to potential health hazards.
  4. Marine & Shipping Industry: Deployed in ship exhaust gas monitoring systems to detect SO2 emissions from marine engines, meeting international maritime pollution regulations.
  5. Agricultural & Food Processing: Used in fruit storage or food processing facilities to monitor SO2 (used as a preservative) concentration, preventing excessive residues.

 

Sensor Type Electrochemical sulfur dioxide sensor
Detection Gas Sulfur dioxide
Detection Range 0 - 20 ppm (core range, "20" in the model; extended ranges available)
Sensitivity 45 - 75 nA/ppm (typical at 10 ppm )
Response Time (T90) ≤ 30 seconds (from 0 to 10 ppm)
Resolution ≤ 0.1 ppm
Zero Current ≤ ± 1 ppm equivalent (in clean air)
Operating Voltage 2.5 - 5.0 V DC
Operating Current ≤ 10 mA (typical)
Operating Temperature -10°C to +50°C
Operating Humidity 15% - 90% RH (non-condensing)
Storage Temperature 0°C to +20°C (sealed, dry environment)
Service Life ≥ 2 years (under normal operating conditions)
Dimensions Φ20.2 mm × 16.5 mm (standard electrochemical sensor size)
Weight ≤ 6 g

 

 

Company Details

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 from Quality China Factory
  • 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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  • ShenzhenYijiajie Electronic Co., Ltd.
  • Room 3306AB 33rd Floor, SEG Plaza,Huaqiang North Road, Futian District, Shenzhen Guangdong Province 518028
  • https://www.oxygengassensors.com/

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