AirGradient DIY Air Quality Sensor

AirGradient has created a DIY Air Quality sensor. They offer a PCB, PCB + components kit, etc. A pretty neat package. To use this you have to run their software but you can use the kit with ESPHome as well!

Here is what it can measure:

• Temperature

• Humidity

• Air particles PM2.5

• Carbon Dioxide

Additionally:

• There is a display so show off your data or whatever you desire from Home Assistant

• You can download a 3D printable case including a wall mount bracket

ESPHome Configuration

Documentation:

• Blog Article: Measuring Air Quality in your Home Office

• ESPHome code with a setup guide for Home Assistant

• AirGradient Shop for the PCB or PCB plus components

• AirGradient Setup Guide (3D printeable case, setup guide, etc.)

YAML configuration

Soldering and setup video:

See Also

• NodeMCU ESP8266

• SSD1306 OLED Display

• I²C Bus

• UART Bus

• SHT3X-D Temperature+Humidity Sensor

• PMSX003 Particulate Matter Sensor

• SenseAir CO_2 Sensor

• WiFi Component

• Native API Component

• Logger Component

• OTA Update Component

• Safe Mode Switch

• Edit this page on GitHub