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  ESP32-C3 CO2 & environment sensor board - prototype v1 release Stable

  honney released this 2026-10-19 23:27:30 +02:00 | 0 commits to master since this release

  First public release of the ESP32-C3 CO₂ & environment sensor board (prototype v1).

  Fabrication assets

  • esp-sensair-v1.0.0-gerbers.zip — Gerber X2 plot + Excellon drills + job file, ready to upload
  • esp-sensair-bom.csv — bill of materials
  • esp-sensair-schematic.pdf — schematic

  Bare fabricated board (straight from the fab, front and back):

  
  

  Assembled and soldered (front and back):

  
  

  Running, with an active CO₂ measurement:

  

  Live values on the Home Assistant dashboard:

  

  See the README and
  CHANGELOG for details.

  Downloads

  • esp-sensair-bom.csv
    690 B

    2026-10-19 23:23:48 +02:00
  • esp-sensair-schematic.pdf
    52 KiB

    2026-10-19 23:23:57 +02:00
  • esp-sensair-v1.0.0-gerbers.zip
    56 KiB

    2026-10-19 23:23:33 +02:00
  • Source Code (ZIP)
  • Source Code (TAR.GZ)