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    SCD41 Carbon Dioxide CO₂, Temperature and Humidity Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh
    • SCD41 Carbon Dioxide CO₂, Temperature and Humidity Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh
    • SCD41 Carbon Dioxide CO₂, Temperature and Humidity Sensor Module – STEMMA QT / Qwiic Compatible Robotics Bangladesh

    SCD41 Carbon Dioxide CO₂, Temperature and Humidity Sensor Module – STEMMA QT / Qwiic Compatible

    RBD-4086

    The SCD41 is a high-precision carbon dioxide (CO₂) sensor module based on NDIR infrared technology. It provides accurate CO₂ concentration measurement along with integrated temperature and humidity sensing. This module is designed for environmental monitoring in smart buildings, agriculture, and industrial applications and supports easy integration via I2C.

    BDT 4,450
    BDT 4,450 BDT 4,450 BDT 4,450 BDT 4,450
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    Description

    Short Description

    The SCD41 is a high-precision carbon dioxide (CO₂) sensor module based on NDIR infrared technology. It provides accurate CO₂ concentration measurement along with integrated temperature and humidity sensing. This module is designed for environmental monitoring in smart buildings, agriculture, and industrial applications and supports easy integration via I2C.


    Key Features

    • NDIR-based CO₂ measurement technology

    • CO₂, temperature, and humidity sensing in one module

    • Wide CO₂ measurement range up to 40000 ppm

    • High long-term stability and accuracy

    • Low power consumption operation

    • I2C communication interface

    • STEMMA QT / Qwiic connector available and compatible


    Technical Specifications

    • Sensor Model: SCD41

    • Measurement Parameters:

      • Carbon Dioxide (CO₂)

      • Temperature

      • Relative Humidity

    • CO₂ Measurement Range: 0 to 40000 ppm

    • CO₂ Accuracy: ±(40 ppm + 5 percent of reading)

    • Temperature Range: -40°C to +85°C

    • Humidity Range: 0 to 100 percent RH

    • Communication Interface:

      • I2C (default address 0x62)

      • UART (configuration required)

    • Power Supply Voltage: 3.3V to 5V DC

    • Operating Current: Approximately 18 mA (typical)

    • Protection Level: IP65 (dustproof and splash-resistant)

    • Logic Level Compatibility: 3.3V or 5V

    • Country of Origin: Made in China


    Applications / Use Cases

    • Smart agriculture and greenhouse CO₂ monitoring

    • Industrial safety and CO₂ leak detection

    • Building automation and HVAC control

    • Indoor air quality monitoring

    • Laboratories and healthcare facilities

    • Embedded and IoT environmental sensing systems


    Package Includes

    • 1 x SCD41 CO₂, temperature, and humidity sensor module

    • 1 x 4-pin single-row pin header


    Notes / Warnings

    • Ensure correct power supply voltage before use

    • Requires an I2C- or UART-compatible controller

    • Proper airflow around the sensor is recommended for accurate readings

    • QT cable not included


    The SCD41 sensor module provides accurate and stable CO₂, temperature, and humidity measurements in a compact form factor. With STEMMA QT / Qwiic compatibility and a wide operating range, it is well suited for professional and industrial-grade environmental monitoring applications.

    Product Details
    RBD-4086
    2 Items

    Specific References

    EAN13
    4086
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