Buy MG811 Carbon Dioxide Sensor for Carbon Dioxide Detector Module Online in India | Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
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Buy MG811 Carbon Dioxide Sensor for Carbon Dioxide Detector Module Online in India | Robocraze

MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module

Rs. 2,345
Rs. 3,914
Rs. 2,345
Save Rs. 1,569
Incl. GST (No Hidden Charges)
Please hurry! Only 5 left in stock
SKU: TIFSS0166
  • MG-811 Carbon Dioxide Sensor Module is a high-performance CO2 sensor using metal oxide technology
  • Widely used in environmental monitoring, greenhouses, and medical applications
  • Built-in digital output pin for threshold detection
  • Adjustable potentiometer to set digital output trigger level
  • Compatible with Arduino & Raspberry Pi (ADC required for analog reading in Raspberry Pi)
  • The MG811 CO2 sensor offers a wide detection range, high sensitivity, and stable performance
  • Ideal choice when evaluating CO2 sensor price vs performance for DIY and industrial projects
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MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module
MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module
Rs. 3,914 Rs. 2,345
MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze
MG811 CO2 Gas Sensor – MG811 CO2 sensor for carbon dioxide monitoring. -Gas Sensor -Robocraze

MG811 Carbon Dioxide Sensor For Carbon Dioxide Detector Module

Rs. 3,914 Rs. 2,345
Description

MG811 Carbon Dioxide Sensor

MG-811 Carbon Dioxide Sensor Module (Carbon Dioxide Sensor) is a reliable CO2 sensor based on metal oxide sensing technology. The MG811 CO2 sensor works by heating its internal element to a specified temperature, enabling it to detect and separate carbon dioxide (CO2) from the surrounding air efficiently.

This module integrates the mg811 sensing element along with a built-in signal conditioning and heating circuit. The MG-811 CO2 sensor is highly sensitive to carbon dioxide while maintaining lower sensitivity to alcohol and carbon monoxide, making it suitable for accurate environmental monitoring. As CO2 concentration increases, the output voltage changes accordingly, providing measurable analog data.

This CO2 sensor is widely used in applications such as greenhouses, indoor air quality monitoring, and medical projects. It provides an analog signal that decreases as CO2 concentration increases. Additionally, the module includes a digital output pin with TTL logic.

A built-in potentiometer allows users to set a threshold level. Once the configured CO2 level is reached, an onboard LED lights up and the digital output pin goes HIGH, making it easy to integrate threshold-based alert systems.

Why Choose the MG811 CO2 Sensor?

The MG811 CO2 sensor is a popular choice among developers and engineers due to its balance between performance and affordability. When comparing CO2 sensor price in the market, the mg811 stands out as a cost-effective solution for both beginners and advanced IoT projects. Its compatibility with platforms like Arduino and Raspberry Pi makes it a versatile CO2 sensor for air quality monitoring systems.

Features:

  • High Sensitivity to CO2: The MG-811 CO2 sensor detects even low concentrations of carbon dioxide
  • Analog Voltage Output: Provides variable voltage output corresponding to CO2 levels
  • On-board Heating Circuit: Ensures optimal working temperature for the mg811 sensor
  • Signal Conditioning Circuit: Improves output accuracy and stability
  • Fast Response & Recovery: Quickly reacts to CO2 concentration changes
  • Operating Voltage: Typically operates at 6V
  • Cost-Effective Solution: A great option for users comparing CO2 sensor price with performance

Applications:

  • Air Quality Control
  • Ferment Process Control
  • Room Temperature CO2 concentration Detection
  • Controlling environment horticulture
  • Process control

Pinout:

  • VCC: 6V ( You can use a 4 AA battery holder for this ).
  • AOUT: Analog Output (voltage decreases as CO2 Levels increase).
  • DOUT: Digital Output that goes HIGH when the threshold is reached (set the threshold by turning the onboard potentiometer).
  • GND: 0V.
Specifications

Package Includes:

  • 1 x MG811 Carbon Dioxide Sensor

Package Includes:

    Specification:

    Sensor Type  Gas Sensor 
    Chip  MG811
    Gas Sensitive  Carbon Dioxide 
    Operating Voltage (V) 6V DC
    Dimensions  3.2 x 2.2 x 2.9 cms 
    Weight  10 grams
    Additional Resources
    FAQ

    1. What are gas sensors? How do they work?

    • Gas sensors (also known as gas detectors) are electronic devices that detect and identify different types of gasses. They are commonly used to detect toxic or explosive gasses and measure gas concentration. 
      Gas sensor detects the presence or concentration of gases in the atmosphere. Based on the concentration of the gas the sensor produces a corresponding potential difference by changing the resistance of the material inside the sensor, which can be measured as output voltage. Based on this voltage value the type and concentration of the gas can be estimated.

    2. How to use MG-811 Gas Sensor?

    • Power the module with 5V and you should notice the power LED on the module to glow and when no gas it detected the output LED will remain turned off meaning the digital output pin will be 0V. Remember that these sensors have to be kept on for pre-heating time before you can actually work with it. Now, introduce the sensor to the gas you want to detect and you should see the output LED to go high along with the digital pin, if not use the potentiometer until the output gets high. Now every time your sensor gets introduced to this gas at this particular concentration the digital pin will go high (5V) else will remain low (0V).

    3. What are the typical applications of the MG811 sensor?

    • Typical applications include:

      Air Quality Control: Monitoring and controlling indoor air quality.
      Fermentation Process: Monitoring CO2 levels during fermentation in brewing and other processes.
      Indoor Air Monitoring: Ensuring safe CO2 levels in indoor environments

    4. What is the operating voltage for the MG811 sensor?

    • The MG811 sensor typically operates on a DC voltage of around 6V. It includes an on-board heating circuit to maintain the optimal temperature for accurate readings

    5. How is the output of the MG811 sensor interpreted?

    • The output of the MG811 sensor is an analog voltage that decreases as the CO2 concentration increases. This voltage can be read by a microcontroller or other data acquisition systems to determine the CO2 concentration in the air
    Shipping & Return

    Shipping Policy

    • All orders confirmed before 3:00 PM IST are shipped the same day, barring rare pickup delays on holidays or disturbances.
    • Delivery time in Metro cities is 1–3 days; for other locations, it is 3–7 days. Delivery varies based on location and courier service.

    Return & Refund Policy

    • Return window: 7 days from receipt unless stated otherwise.
    • No refunds or replacements after the return window.
    • Returns are accepted only for non-working or damaged products.
    • Initiate return requests via a Support ticket or contact us at +91-8123057137.
    • Refunds are processed within 3–4 working days after inspection and approval.

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