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    MH-Z19 Infrared CO₂ Sensor Module NDIR Gas Detection 400~5000ppm UART/PWM Output Robotics Bangladesh
    • MH-Z19 Infrared CO₂ Sensor Module NDIR Gas Detection 400~5000ppm UART/PWM Output Robotics Bangladesh

    MH-Z19 Infrared CO₂ Sensor Module NDIR Gas Detection 400~5000ppm UART/PWM Output

    RBD-3739

    The MH-Z19E CO₂ Sensor Module is a compact, intelligent gas detection sensor based on NDIR (Non-Dispersive Infrared) technology. Designed for high accuracy and long-term stability, it can measure CO₂ concentrations in the 400–5000 ppm range, making it suitable for air quality monitoring, ventilation control, and smart home systems.

    BDT 3,950
    BDT 3,950 BDT 3,950 BDT 3,950 BDT 3,950
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    Quantity
    5 Items

    5 people have purchased this item
    Only 5 items left in stock
    Description

    Product Description

    This sensor features temperature compensation, excellent linear output, and dual interfaces (UART & PWM) for flexible integration. It is resistant to water vapor interference, has no oxygen dependency, and offers a long operational lifespan, making it ideal for professional and DIY air quality projects.

    Key Features

    • High sensitivity & reliability with NDIR technology

    • Stable and accurate with built-in temperature compensation

    • Measurement Range: 400–5000 ppm CO₂

    • Output Interfaces: UART (3.3V TTL, 5V compatible) and PWM waveform

    • Long lifespan, low power consumption, and excellent stability

    • Fast Response: T90 < 120s

    • Anti-interference: Resistant to water vapor, no poisoning

    • Two versions available: Pin or terminal connector

    Technical Specifications

    • Model: MH-Z19E (successor of MH-Z19D, same specs)

    • Detection Gas: Carbon Dioxide (CO₂)

    • Power Supply: DC 5.0V ±0.1V

    • Average Current: < 40mA @ 5V

    • Peak Current: 125mA @ 5V

    • Interface Level: 3.3V (compatible with 5V logic)

    • Measurement Range: 400–5000 ppm

    • Output Signals: UART (TTL 3.3V), PWM

    • Warm-Up Time: 1 minute

    • Response Time: T90 < 120s

    • Operating Temperature: –10℃ to +50℃

    • Storage Temperature: –20℃ to +60℃

    • Humidity Range: 0–95% RH (non-condensing)

    Applications

    • HVAC monitoring and control

    • Indoor air quality measurement

    • Fresh air and purification systems

    • Smart home CO₂ monitoring

    • Educational and research projects

    • School and office environmental safety

    Package Includes

    • 1 × MH-Z19E CO₂ Infrared Sensor Module

    Why Choose the MH-Z19E?

    Combining NDIR sensing technology, UART/PWM outputs, and long-term stability, the MH-Z19E is one of the most popular and reliable CO₂ sensors for air quality monitoring. Whether for DIY smart home projects, school labs, or industrial HVAC systems, this module ensures accurate, dependable CO₂ measurement.

    Ensure safe and healthy air quality monitoring with the MH-Z19E CO₂ Sensor Module – compact, accurate, and easy to integrate!

    Product Details
    RBD-3739
    5 Items

    Specific References

    EAN13
    3739
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