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.
Gravity Factory-Calibrated Laser Methane CH4 Sensor
SKU: DF-SEN0654 | Brand: DFRobot
This lab-grade methane sensor is designed for quantitative CH₄ measurement in research settings, using TDLAS technology to report methane concentration in %LEL rather than the broad estimates typical of MQ-style gas s...
Delivered by Tue 18 Aug
Gravity HF Gas Sensor (Calibrated) - I2C/UART/Analogue
SKU: DF-SEN0475 | Brand: DFRobot
Measure hydrogen fluoride concentration with a factory-calibrated electrochemical probe that supports analogue, I2C and UART output modes. It is designed for quickly building an HF concentration detector for industria...
Delivered by Tue 18 Aug
Gravity Calibrated NH3 Ammonia Sensor - I2C/UART
SKU: DF-SEN0469 | Brand: DFRobot
This calibrated gas sensor measures ammonia concentration in the environment using an electrochemical probe. It supports three output modes — analogue, I2C and UART — so it can slot into a wide range of microcontrolle...
Delivered by Tue 18 Aug
Pico Air Monitoring Expansion
SKU: SB-21819 | Brand: Little Bird
The Pico Air Monitoring Expansion is a HAT for Raspberry Pi Pico that measures suspended particulate matter (PM1.0, PM2.5, and PM10) in the air. It uses a PMSA003 digital laser dust sensor and includes an onboard 0.91...
Out of stock