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    Ozone (O3) Detection Sensor, 10ppb to 1000ppb

    Ozone gas sensors for sale online. It has high sensitivity to Ozone and also has certain sensitivity to strong oxidizing gases such as Chlorine and Nitrogen Dioxide. Ozone (O3) detection sensor, with a detection range of 10ppb to 1000ppb, widely used in household Ozone concentrations exceeding alarm alarms, industrial Ozone concentrations exceeding alarm alarms, etc.
    SKU: ATO-GS-131
    This product has a minimum quantity of 2
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    This gas sensor has a high sensitivity for detecting ozone in the range of 10ppb to 1000ppb. It is an ideal choice for household Ozone concentration exceeding alarm alarms, industrial Ozone concentration exceeding alarm alarms, and portable Ozone concentration detectors.


    Model ATO-MQ-131
    Product Type Semiconductor Gas Sensor
    Standard Package Plastic Seal
    Detect Gas Ozone (O3)
    Detection Concentration 10~100ppb Ozone
    Standard Circuit Conditions Loop Voltage VC ≤24V DC
    Heating Voltage VH 5.0V±0.1V AC or DC
    Load Resistance RL Adjustable
    Gas Sensor Characteristics Under Standard Test Conditions Heating Resistor RH 34±3Ω (Room Temperature)
    Heating Power Consumption PH ≤900mW
    Sensitivity S R0(in air)/RS (in 200ppb O3)≥2
    Output Voltage VS ≥1.0V (in 200ppb O3)
    Concentration Slope α ≤0.6 (R100ppb/R500ppb O3)
    Standard Test Conditions Temperature, Humidity 20℃±2℃; 55%±5%RH
    Standard Test Circuit VC:5.0V±0.1V; VH:5.0V±0.1V
    Preheat Time Not Less Than 48h
    Oxygen Concentration 21% (Not less than 18%. Oxygen concentration will affect the initial value, sensitivity and repeatability of the sensor. Please consult when using it under low oxygen concentration.)
    Life 5 Years

    Structural Diagram

    Ozone gas sensor structural diagram

    Circuit Diagram

    Ozone gas sensor circuit diagram

    Tips: What is an Ozone (O3) detection sensor used for?

    Ozone (O3) detection sensors play a crucial role in monitoring and assessing air quality by measuring the concentration of ozone in the atmosphere. Ozone is a reactive gas composed of three oxygen molecules and is a key component of the Earth's stratosphere, where it forms the ozone layer. While ozone is beneficial in the stratosphere as it absorbs and protects against harmful ultraviolet (UV) radiation, ground-level ozone can be a significant air pollutant.

    Ozone is a common component of smog, and its elevated concentrations near the Earth's surface can have adverse effects on human health, vegetation, and the environment. Exposure to high levels of ground-level ozone can cause respiratory problems, aggravate existing respiratory conditions, and lead to other health issues.

    Ozone detection sensors are utilized in various applications, including environmental monitoring, industrial settings, and research. They provide real-time data on ozone levels, enabling authorities to implement timely measures to protect public health and the environment. In urban areas, these sensors are often part of air quality monitoring networks, helping policymakers make informed decisions to mitigate the impact of air pollution. Additionally, industries use ozone sensors to ensure compliance with regulatory standards and to optimize processes that may contribute to ozone emissions. Overall, ozone detection sensors play a critical role in safeguarding air quality and human well-being.

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