2 layers142.7 × 194.5 mm

SparkFun STC31 panelized
sparkfun/SparkFun_CO2_Sensor-STC31
A Qwiic breakout for the STC31 CO2 and SHTC3 Temperature and Humidity Sensors.
2,002 parts3
KiCad boards from 2 GitHub repositories tagged “environmental”, the most starred first; open any of them in PCBKit.

sparkfun/SparkFun_CO2_Sensor-STC31
A Qwiic breakout for the STC31 CO2 and SHTC3 Temperature and Humidity Sensors.

sparkfun/SparkFun_Indoor_Air_Quality_Sensor-SCD41-SEN55
An indoor air quality board combining the SCD41 CO2 sensor and the SEN55 PPM/VOX with humidity and temperature as well.

sparkfun/SparkFun_CO2_Sensor-STC31
A Qwiic breakout for the STC31 CO2 and SHTC3 Temperature and Humidity Sensors.

sparkfun/SparkFun_Indoor_Air_Quality_Sensor-SCD41-SEN55
An indoor air quality board combining the SCD41 CO2 sensor and the SEN55 PPM/VOX with humidity and temperature as well.