Product Categories

Electrochemical Gas Sensors  (Total 86 Products)

Total 86 Products
  • Carbon Monoxide + Hydrogen Sulfide Sensor (CO + H2S Sensor)  COH-A2
    Carbon Monoxide + Hydrogen Sulfide Sensor (CO + H2S Sensor) COH-A2

    Brand: Alphasense

    Model Number: COH-A2

    Introduction:Personal gas safety monitors can be found in almost every industry, with the requirement for multiple gas detection becoming commonplace. Most of these gas detectors measure both Carbon Monoxide and Hydrogen Sulfide.Alphasense ...

  • Carbon Monoxide Sensor CO-A4
    Carbon Monoxide Sensor CO-A4

    Brand: Alphasense

    Model Number: CO-A4

    Specifications:(1) Range(ppm): 0~500(2) Sensitivity: 220~375 nA/ppm in 2ppm CO(3) Response time: t90 3years(6) Size(mm): Φ20.0×16.5(mm)(7) Linearity: linear at zero and 15ppm CO; < ± 1ppm CO error at full scale(8) Overgas limit: 2...

  • Nitric Oxide Sensor NO-A4
    Nitric Oxide Sensor NO-A4

    Brand: Alphasense

    Model Number: NO-A4

    Specifications:(1) Range(ppm): 0~20(2) Sensitivity: 350~550 nA/ppm in 2ppm NO(3) Response time: t90 2years(6) Size(mm): Φ20.0×16.5(mm)(7) Linearity: linear at zero and 5ppm NO; < ± 1ppb error at full scale(8) Overgas limit: 50ppm(...

  • Hydrogen Sulfide Sensor H2S-A4
    Hydrogen Sulfide Sensor H2S-A4

    Brand: Alphasense

    Model Number: H2S-A4

    Specifications:(1) Range(ppm): 0~50(2) Sensitivity: 1400~1850nA/ppm at 2ppm H2S(3) Response time: t90 2years(6) Size(mm): Φ20.0×16.5(mm)(7) Linearity: linear at zero and 10ppm H2S; < ± 0.5ppb error at full scale(8) Overgas limit: ...

  • Nitrogen Dioxide Sensor NO2-A43F
    Nitrogen Dioxide Sensor NO2-A43F

    Brand: Alphasense

    Model Number: NO2-A43F

    PERFORMANCESensitivity nA/ppm at 2ppm NO2 -175 to -450Response time t90 (s) from zero to 2ppm NO2 < 60Zero current nA in zero air at 20℃ -50 to +70Noise* ±2 standard deviations (ppb equivalent) 15Range ppm NO 2 limit of performan...

  • Sulfur Dioxide Sensor SO2-A4
    Sulfur Dioxide Sensor SO2-A4

    Brand: Alphasense

    Model Number: SO2-A4

    Specifications:(1) Range(ppm): 0~50(2) Sensitivity: 320~480nA/ppm at 2ppm SO2(3) Response time: t90 3years(6) Size(mm): Φ20.0×16.5(mm)(7) Linearity: linear at zero and 2ppm SO2; 0~-5ppb error at 20ppm SO2(8) Overgas limit: 100ppm(9...

  • Oxidising Gas Sensor Ozone + Nitrogen Dioxide 4-Electrode OX-B431
    Oxidising Gas Sensor Ozone + Nitrogen Dioxide 4-Electrode OX-B431

    Brand: Alphasense

    Model Number: OX-B431

    Specification O3 SensingPERFORMANCESensitivity nA/ppm at 1ppm O3 -225 to -650Response time t90 (s) from zero to 1ppm O3 < 45Zero current nA in zero air at 20°C -50 to 70Noise* ±2 standard deviations (ppb equivalent) 15Range ppm O3 limit o...

  • Oxidising Gas Sensor Ozone + Nitrogen Dioxide 4-Electrode OX-A431
    Oxidising Gas Sensor Ozone + Nitrogen Dioxide 4-Electrode OX-A431

    Brand: Alphasense

    Model Number: OX-A431

    PERFORMANCESensitivity nA/ppm at 1ppm O3 -200 to -650Response time t90 (s) from zero to 1ppm O3 < 45Zero current nA in zero air at 20℃ -50 to 70Noise* ±2 standard deviations (ppb equivalen...

  • B4(Low PPB level air quality detection)
    B4(Low PPB level air quality detection)

    Brand: Alphasense

    Model Number: B4

    The B4 series of Alphasense(4-electrode sensors) has the auxiliary electrode to compensate the zero current. Strong signal levels combined with low zero current allows resolution to < 10 (ppb) and a wide operating range. The sensors are sui...

  • NH3-AF Ammonia Sensor
    NH3-AF Ammonia Sensor

    Brand: Alphasense

    Model Number: NH3-AF

    PERFORMANCE SensitivitynA/ppm in 50ppm NH3:20 to 40Response time t90 (s) from zero to 50ppm NH3 (300 seconds):...

  • O3-A1 Ozone Sensor
    O3-A1 Ozone Sensor

    Brand: Alphasense

    Model Number: O3-A1

    TECHNICAL SPECIFICATIONS:1) Measuring Range: 0 – 2 ppm2) Sensitivity Range: -600 to -1000 nA/ppm3) Zero Current at 20°C (equivalent ppb): 0 to 100 ppb4) Resolution at 20°C: < 50 ppb5) Bias Potential: 0 mV6) Linearity: < 5% full scale7) ...

  • Carbon Monoxide Sensor CO-DF
    Carbon Monoxide Sensor CO-DF

    Brand: No brand

    Model Number: CO-DF

    Carbon Monoxide Sensor CO-DF Parameter of carbon monxide sensor: 1) Measurement range 0-1000ppm 2) Overgas range 2000ppm 3) Sensitivity 33-48nA per ppm 4) Resolution 24 months...

  • Dissolved Oxygen Sensor KDS-25B
    Dissolved Oxygen Sensor KDS-25B

    Brand: FIGARO

    Model Number: KDS-25B

    The GS Yuasa Dissolved Oxygen Sensor KDS-25B is a unique galvanic cell type sensor which was developed for water quality control. Its most notable features are long life expectancy and it is not influenced by CO2.Features:1) Long life2) Vir...

  • HCL-A1 Hydrogen Chloride Sensor
    HCL-A1 Hydrogen Chloride Sensor

    Brand: Alphasense

    Model Number: HCL-A1

    HCL-A1 Hydrogen Chloride Sensor specifications: Sensitivity nA/ppm in 25ppm HCl 80 to 130Response timet90 (s) from zero to 25ppm HCl < 300Zero currentppm equivalent in zero air < ±2.5Resolution RMS noise (ppm equivalent)< 1Rangeppm HCl lim...

  • O2-A2 Oxygen Sensor
    O2-A2 Oxygen Sensor

    Brand: Alphasense

    Model Number: O2-A2

    O2-A2 Oxygen Sensor parameter of oxygen sensor O2-A2: 1) Sensitivity 24 months until 85% original output of 20.9% O2Application of oxygen sensor O2-A2: O2 detector...

  • CO sensor TGS5141
    CO sensor TGS5141

    Brand: FIGARO

    Model Number: TGS5141

    Descriptions of TGS5141: 一、Main Specifications: 1)Typical detection range: 0-5000ppm 2)Output:1.2-3.2nA/ppm 3)Response time:〈 60s 4)Operating temperature:-10℃ ~ +50℃ (continuous) -20℃ ~+60℃(intermittent...

  • Dual Sensor Carbon Monoxide Hydrogen Sulfide
    Dual Sensor Carbon Monoxide Hydrogen Sulfide

    Brand: Alphasense

    Model Number: COH-A1

    Alphasense new Dual Sense H2S+CO gas sensor allows designers to reduce significantly their gas detector size and cost. The patented Dual Sense uses a new approach to dual gas sensor design.A larger version of the D2 sensor, which has a prov...

  • TGS5342-for the detection of Carbon Monoxide
    TGS5342-for the detection of Carbon Monoxide

    Brand: FIGARO

    Model Number: TGS5342

    Features(1) Battery operable(2) Compact size(3) High repeatability/selectivity to CO(4) Linear relationship between CO gas concentration and sensor output(5) Simple calibration(6) Long life(7) UL recognized component(8) Meets UL2034, EN5029...

  • 4 to 20 mA Digital Transmitter Board
    4 to 20 mA Digital Transmitter Board

    Brand: No brand

    Model Number: 4 to 20 mA Digital Transmitter Board

    4 to 20 mA Digital Transmitter BoardAlphasense A and B Type Toxic Gas SensorsAlphasense digital transmitters offer the following features:(1) Factory calibration for immediate use(2) Custom-set range to your requirements(3) Digital temperat...

  • SO2-BE Sulfur Dioxide Sensor
    SO2-BE Sulfur Dioxide Sensor

    Brand: No brand

    Model Number: SO2-BE

    PERFORMANCESensitivity nA/ppm in 20ppm SO2 70 to 85Response time t90(s) from zero to 20ppm SO2 < 30Zero current ppm equivalent in zero air < ±2Resolution RMS noise (ppm equivalent) < 2Range ppm limit of performance warranty 2,000Linearity ...