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C02 Carbon Dioxide
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- Accessories, Arduino & Components, Arduino Sensors
MH-Z19C CO2 Sensor Module | NDIR Carbon Dioxide Sensor
Accessories, Arduino & Components, Arduino SensorsMH-Z19C CO2 Sensor Module | NDIR Carbon Dioxide Sensor
The MH-Z19C NDIR CO2 Sensor Module is a popular low-cost NDIR (non-dispersive infrared) CO₂ sensor module used for indoor air quality monitoring, HVAC, Arduino, ESP32, Raspberry Pi, and smart home projects. It supports UART and PWM output and typically measures from 400–5000 ppm CO₂.
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