Gas & Air Quality Sensors
Gas sensors, air quality monitors, and environmental sensors — CO2 (SCD40/41), VOC (SGP30/40), particulate matter (PMSA003I), smoke, alcohol, and multi-gas sensors.
PM2.5 Air Quality Sensor and Breadboard Adapter Kit - PMS5003
SKU: AF-3686 | Brand: Adafruit
Breathe easy, knowing that you can track and sense the quality of the air around you with the PM2.5 Air Quality Sensor with Breadboard Adapter particulate sensor. Mad Max & Furiosa definitely should have ho...
Delivered by Tue 30 Jun
Fermion: Multifunctional Environmental Sensor (Breakout)
SKU: DF-SEN0500 | Brand: DFRobot
This compact multifunctional environmental sensor combines four professional sensor chips into a single breakout board: SHTC3 (temperature and humidity), BMP280 (barometric pressure), VEML7700 (ambient light), and ML8...
Delivered by Fri 19 Jun
Gravity: H2S Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0467 | Brand: DFRobot
This is a sensor that detects hydrogen sulfide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentra...
Delivered by Fri 19 Jun
Gravity: O2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0465 | Brand: DFRobot
This is a sensor that detects oxygen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ox...
Delivered by Fri 19 Jun
Gravity: SO2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0470 | Brand: DFRobot
A factory-calibrated electrochemical sulfur dioxide (SO2) sensor with I2C, UART, and analogue output modes. Part of the DFRobot Gravity gas sensor series, this module quickly and accurately measures SO2 concentration ...
Delivered by Fri 19 Jun
Gravity: CO Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0466 | Brand: DFRobot
This is a sensor that detects carbon monoxide and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of carbon ...
Delivered by Fri 19 Jun
Gravity: PM2.5 Air Quality Sensor
SKU: DF-SEN0460 | Brand: DFRobot
The Gravity PM2.5 Air Quality Sensor uses laser scattering to measure suspended particulate matter in three size ranges — PM1.0, PM2.5, and PM10 — and outputs concentration data via I2C. With a minimum detectable part...
Delivered by Fri 19 Jun
Gravity: UART Infrared CO2 Sensor (0-50000ppm), air sensor
SKU: DF-SEN0220 | Brand: DFRobot
The Gravity UART Infrared CO2 Sensor uses non-dispersive infrared (NDIR) technology to measure carbon dioxide concentrations from 0 to 50,000 ppm. It offers excellent selectivity with no oxygen dependency, built-in te...
Delivered by Fri 19 Jun
TVOC Gas Sensor – High Sensitivity, Long Lifespan, Low Power
SKU: WS-30712 | Brand: Waveshare
TVOC Gas Sensor: Your Sentinel for Air PurityBreathe easier and stay assured of the air quality around you with our advanced TVOC (Total Volatile Organic Compounds) Gas Sensor. Designed for seamless integration into a...
Delivered by Wed 1 Jul
Gravity: H2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0473 | Brand: DFRobot
This is a sensor that detects hydrogen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ...
Delivered by Fri 19 Jun
Gravity: NO2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0471 | Brand: DFRobot
This is a sensor that detects nitrogen dioxide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentra...
Delivered by Fri 19 Jun
Gravity: HCL Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0474 | Brand: DFRobot
This is a sensor that detects hydrogen chloride concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentr...
Delivered by Fri 19 Jun
Gravity: CL2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0468 | Brand: DFRobot
This is a sensor that detects chlorine concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ...
Delivered by Fri 19 Jun
Gravity: O3 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0472 | Brand: DFRobot
This is a sensor that detects ozone concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ozo...
Delivered by Fri 19 Jun
Gravity: PH3 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0476 | Brand: DFRobot
This is a sensor that detects phosphine concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of...
Delivered by Fri 19 Jun
Air Quality Monitor (PM 2.5, Formaldehyde, Temperature Humidity Sensor)
SKU: DF-SEN0233 | Brand: DFRobot
A multifunction air quality monitor that measures particulate matter (PM2.5), formaldehyde concentration, temperature, and humidity. It uses laser scattering to detect suspended particles in the air, an electrochemica...
Delivered by Wed 10 Jun
Gravity: Formaldehyde (HCHO) Sensor (Arduino Raspberry Pi Compatible)
SKU: DF-SEN0231 | Brand: DFRobot
The Formaldehyde (HCHO) sensor is an Arduino & Raspberry Pi compatible module, which is the ideal solution for indoor air quality monitor. This is a HCHO(CH2O) sensor module. It can be used to measure HCHO in a...
Delivered by Fri 19 Jun