Gravity: ENS160 Air Quality Sensor - module with an air quality sensor

The SEN55 sensor module from Sensirion, which combines a sensor allowing the measurement of particulate matter, volatile organic compounds, NOx, humidity and temperature in one housing. SparkFun SEN-23715

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

Wireless sensor with LoRaWAN network communication. Dedicated to long-distance industrial data acquisition with a wide measurement range of CO2 from 400 to 10000 ppm, temperature from -40°C to 85°C and humidity from 0 to 100% RH. Seeed Studio 114992869

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.

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

Module with SGP30 gas sensor. The sensor communicates via the I2C interface. SGP30 system contains several elements reacting to various metal oxides, which allows for more accurate determination of air quality. Adafruit 3709

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

Digital gas sensor solution that senses a wide range of Total Volatile Organic Compounds (TVOCs), including equivalent carbon dioxide (eCO2) and metal oxide (MOX) levels, intended for indoor air quality monitoring in personal devices such as watches and phones, but we’ve put it on a breakout board so you can use it as a regular I2C device. SEN-14193

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

Module with PM2.5 HM3301 dust sensor. The board is equipped with a Grove connector and communicates via the I2C interface. Seeed Studio 101020613

Bosch environmental sensor that measures temperature, humidity, pressure and air quality based on gas analysis (VOC, VSC, CO, H₂). It is characterized by low power consumption, high resistance to moisture and the ability to train AI algorithms to identify specific pollutants. It is compatible with Raspberry Pi, Raspberry Pi Pico, Breakout Garden and Qwiic/STEMMA QT systems, which allows easy integration without soldering. Pimoroni PIM769

Module with a BME688 sensor for measuring gas concentration, pressure, temperature and humidity. I2C or SPI communication. SparkFun SEN-19096

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

A sensor used to detect air pollutants by measuring VOCs and gases such as ammonia or hydrogen sulfide. It is used in various areas, such as the food industry, chemical industry, air quality control in laboratories and environmental monitoring. Figaro TGS2602

Air quality sensor module based on the ENS160 system. It communicates via the I2C or SPI interface. DFRobot SEN0515

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