Gas Sensors

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Manufacturer: Nissha-FIS

CO/VOC/Alcohol gas sensor


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The SP3S-AQ2-01 series is a tin dioxide semi conductor gas sensor which has a high sensitivity to various air pollution sources (e.g. VOCs) with quick response speed.
This series uses a compact plastic housing with 3 pins configuration achieving an excellent gas sensing performance with low cost.
This model is ideal for various design of automatic air quality control systems; Ventilation Fans, air purifiers.


Gas sensitive semiconductor material is formed on the alumina substrate on which the gold electrodes are printed.
A thick film heater of ruthenium oxide is printed on the reverse of the substrate and placed in the compact plastic housing.


  • Purpose: Environment/Comfort
  • Use: Air quality control/Automobile
  • Target gas: Carbon monoxide/VOC/Alcohol
  • Max concentration: 100 ppm


Via Magenta, 77/16A
20017 Rho (MI) - Italy
Phone +39 02 3340 0846
VAT: IT04126380155
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Via Magenta, 77/16A
Rho 20017, Italy
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+39 02 3340 0846

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