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    O2 Sensor

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    Oxygen (O2) Gas Sensor, 0~100% Linear Output

    ● 0–100% oxygen gas sensor with linear output ● Shared-voltage electrochemical O2 detection technology ● 9–13mV air output with Molex 3-pin interface ● Suitable for ventilators, gas analyzers and monitoring instruments
    $66.86

    Electrochemical O2 Sensor, 0~25% Vol, TTL/RS485

    ● 0~25%Vol electrochemical oxygen sensor ● Dual-electrode design for stable O2 measurement ● Optional TTL/RS485 module, easy to connect ● Reliable O2 detection in industrial and medical systems
    $91.59

    Fluorescent Oxygen Sensor, 0-25%/0-300mbar/500-1200mbar

    ● Fluorescent oxygen sensor with 0–25% O2 range ● Optical sensing design for stable, low-drift measurement ● Built-in pressure readings from 500–1200mbar ● 5V low-power UART output for O2 monitoring devices
    $100.31

    High Pressure Oxygen Sensor, 0-100% Linear, 3 Pin Interface

    ● High pressure oxygen sensor for O2 monitoring ● 0–100% linear output with electrochemical sensing ● 0.8–7.0 bar pressure range and T90<10s response ● Molex 3-pin interface for stable signal connection
    $211.42

    Ultrasonic Oxygen Flow Sensor, 0-15L/min, 21-95.6%

    ● Detect: Oxygen (O2) ● Concentration: 21-95.6% ● Flow: 0 to 15 L/min ● Serial port UART/9600 bps
    $49.87

    Ultrasonic Oxygen Sensor, 21-95.6%, Long/Short Type

    ● Detect: Oxygen (O2) ● Concentration: 21-95.6% ● Flow: 0 to 10 L/min ● Long/short type optional
    $48.99

    Oxygen Gas Transmitter with Display, 0-30%Vol/0-25%Vol

    ● Oxygen gas transmitter with OLED display ● 0-25%Vol / 0-30%Vol range for O2 monitoring ● RS485, 4-20mA, 0-5V and 0-10V outputs ● Fast detection in warehouses, farms and food storage
    $117.58

    Mini Oxygen Sensor, 0-30%, 3 Electrode

    ● Mini oxygen sensor with 0–30% O2 linear output ● 3-electrode electrochemical design for stable detection ● T90 ≤15s fast response to oxygen level changes ● 1g compact PPO housing for portable gas detectors
    $158.93

    Trace Oxygen Sensor, 0-10ppm to 0-10000ppm

    ● PPM oxygen sensor for trace O2 gas detection ● 0-10ppm to 0-10000ppm range with high accuracy ● Fast T90<7s response, drift below 1% per month ● Durable HDPE housing suits oxygen analyzers and gas detectors
    $277.06

    Lead Free Oxyge Sensor with Temperature Compensation

    ● Lead-free oxygen sensor with electrochemical O2 detection ● 0–100% linear output for accurate oxygen monitoring ● Fast response and humidity-resistant sensing performance ● Molex 3-pin connector for medical and analyzer devices
    $95.73

    Medical Oxygen Sensor, 0-100%, Molex 3 Pin/Headphone Jack

    ● Medical oxygen sensor with 0–100% linear O₂ output ● Shunt electrochemical design delivers stable detection ● T90<15s response tracks oxygen concentration quickl ● 3.5mm TRS, Molex 3-pin and P/N 5520257-2 optional
    $99.41

    Oxygen Concentration Sensor, 0–30% Linear/30–100% Non-Linear

    ● Wide-range oxygen concentration sensor ● 0–30% linear and 30–100% non-linear output ● Fast T90<30s response to oxygen level changes ● Durable ABS housing with 0–99%RH humidity range
    $63.14

    Oxygen sensors are a critical safety monitoring device used to detect O₂ levels in the air. They are widely applied in industrial manufacturing, laboratory environments, confined space operations, warehousing and logistics, new energy batteries, smart buildings, and air quality monitoring. In these scenarios, even slight fluctuations in oxygen concentration can impact personnel health, equipment operation, or process stability. Therefore, precise, reliable, and durable oxygen sensors have become indispensable key components in modern safety systems.

    SUCH Sensor Shop offers a diverse range of oxygen sensors, including electrochemical oxygen sensors, optical dissolved oxygen sensors, and industrial oxygen sensors. These sensors feature high sensitivity, rapid linear response, strong anti-interference capabilities, and exceptional stability, ensuring accurate monitoring across varying temperature and humidity conditions. Select models support multiple output interfaces such as RS485, 4–20mA, and TTL, enabling seamless integration with existing monitoring platforms or PLC systems. For specialized industry requirements, ultrasonic, high-pressure, and medical-grade oxygen sensors are also available.

    For model selection, you can quickly filter based on application scenarios, measurement ranges, sensing methods, output signals, and installation methods. SUCH products are suitable for continuous monitoring applications and can be paired with alarms, controllers, or environmental monitoring systems to enable real-time data acquisition and automated control. Such.com is committed to providing users with high-performance oxygen monitoring equipment and customized technical services. Whether for industrial safety protection or environmental detection, we deliver stable, reliable products and professional engineering support.