SGP40 VOC sensor module for Raspberry Pi - Waveshare 20168

The sensor is designed for indoor air quality testing. The main gas detected is carbon monoxide, alcohol, acetone, thinner, formaldehyde and other slightly toxic gases. It is compatible with 5V and 3.3V power supply. Seeed Studio 101020078

Compact Optical Dust Sensor, Sharp, RoHS

The SCD-40 CO2, temperature and humidity sensor module provides high accuracy readings. It is equipped with a Qwiic connector and communicates via an I2C interface. SparkFun SEN-22395

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

Indoor air quality measurement module, combining two high-end Sensirion sensors – SCD41 and SEN55. It offers a comprehensive set of measurements, including CO2 concentration, volatile organic compounds (VOC), suspended dust (PM1.0, PM2.5, PM4, PM10), as well as temperature and relative humidity. SparkFun SEN-25200

Module with gas sensor designed to monitor indoor air quality. It was based on the AMS CCS811 system that allows the detection of volatile organic compounds (VOCs) in the air. Digilent 410-386

Laser dust sensor is a digital universal particle concentration sensor,it can be used to obtain the number of suspended particulate matter in a unit volume of air within 0.3 to 10 microns, namely the concentration of particulate matter, and output with digital interface, also can output quality data of per particle. DFRobot SEN0177

A sensor used to detect pollutants in the air by measuring gases such as hydrogen, ethanol and carbon monoxide. It is used in various areas, such as the food industry, chemical industry, air quality control in laboratories and environmental monitoring. Figaro TGS2600

BME688 integrated gas, pressure, temperature and humidity sensor module housed in a single MEMS package. It features a Grove connector and communicates via an I2C or SPI interface. Seeed Studio 114992989

TVOC Sensor is a high-performance and precise sensor for detecting volatile organic compounds, formaldehyde, and CO₂. The integrated UART interface allows easy communication with microcontrollers, making it an ideal solution for air monitoring projects in homes, industry, vehicles, and consumer electronics.

BME680 integrated gas, pressure, temperature and humidity sensor module housed in a single MEMS housing. It is equipped with an I2C and SPI interface. Waveshare BME680 Environmental Sensor

Air quality sensor module based on the ENS160 system. It communicates via the I2C interface (Gravity connector). DFRobot SEN0514

BME688 integrated gas, pressure, temperature and humidity sensor module in a single MEMS housing. It is equipped with an I2C and SPI interface. It has built-in AI functions. Waveshare BME688 Environmental Sensor

The module allows the detection of volatile organic compounds (VOC) in the air, based on Winsen\'s WSP2110 system. Allows for detection in the air; formaldehyde (HCHO), methane, benzene, toluene, alcohol, etc. The sensor output is an analog signal. Seeed studio 101020001

Laser sensor of air pollution with PM2,5 and PM10 particles. It allows for precise analysis of the amount of pollutants in the environment, has small dimensions and a built-in silent transfer fan. The data is output to the UART interface and via the PWM signal. The set includes a UART-USB converter. Nova Fitness SDS011

An optical particle sensor that uses laser scattering and Sensirion\'s innovative contamination resistance technology. It enables users to measure mass concentration and particle number. SparkFun SEN-15103