modMQ-2 - module with a sensor for concentration of combustible gases and smoke

The module with the sensor for the measurement of the concentration of carbon monoxide (MQ-7), allows the measurement of the concentration of carbon (CO) in the air. The module has an analogue output and an output triggered by exceeding the threshold of sensitivity.

Module with an analog MQ6 propane sensor. It is powered with the voltage of 5 V and has an analog output. DFRobot SEN0131

SCD41 CO2, temperature and humidity sensor module. Equipped with a Gravity connector, it communicates via an I2C interface. DFRobot SEN0536

I2C BME680 Environmental Sensor is a gas, pressure, temperature and humidity sensor in one MEMS housing. The module is supplied with 3.3-5V, for communication the I2C or SPI interface is used. DFRobot SEN0248

The MQ-6 sensor allows the measurement of LPG, propane and isobutane. The measuring range of the sensor is in the range of 300 - 10.000 ppm, while the output receives an analog signal.

Module with the MiCS-5524 analog gas sensor. It allows you to measure the concentration of CO, CH4, 2H5OH, C3H8, C4H10, H2, H2S and NH3. DFRobot SEN0440

Module with CO2, temperature and humidity sensor SCD-41. Equipped with a Qwiic/STEMMA QT connector, it communicates via the I2C interface. Pimoroni PIM587

Module with an ambient oxygen concentration sensor. The system allows you to measure the oxygen volume in the range up to 25% with a resolution of 0.15%. The module communicates via the I2C interface. DFRobot SEN0322

Module with sensors of environmental parameters. It allows you to measure temperature, humidity and pressure as well as CO2 and VOC concentration. DFRobot SEN0335

A sensor that detects the concentration of hydrogen fluoride. Equipped with a factory calibrated probe. It communicates via the I2C interface, UART or analog output. DFRobot SEN0475

Module with CO2, temperature and humidity sensor SCD-40. Equipped with a STEMMA QT connector, it communicates via the I2C interface. Adafruit 5187

Module with a VOC sensor (volatile organic compounds) made in MEMS technology. It allows gas detection in the range of 5 to 500 ppm and has an analog output. DFRobot SEN0566

Formaldehyde sensor (HCHO) dedicated to measuring ambient air quality. It is used to detect whether the surrounding environment exceeds a set concentration threshold. It is powered by a voltage of 5 V to 24 V and has an output in the form of a two-state digital signal. DFRobot SEN0595

Module with ozone detection sensor. It performs measurements up to 10 ppm with a resolution of 0.01 ppm. It has a UART output and an analog output. ZE25-O3

Module with BME680 sensor to measure the concentration of volatile organic compounds, pressure, temperature and humidity. It communicates via the I2C interface. Pimoroni PIM357

The MQ-8 module allows the measurement of hydrogen concentration in the air. It has an analogue output and an output triggered by exceeding the threshold of sensitivity.