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Hardware projects tagged co2-scd40

Open hardware projects tagged co2-scd40 on BoardRepo, the GitHub for hardware. View schematics and PCBs in the browser and download the sources.

Projects

10 boards
sensorstick
@mayniklas

a compact PCB designed to integrate a CO2 sensor into a USB stick form factor

schematicpcbbomcapacitorESP32ICUSB
No license00Jun 28, 2026
hydroponic-sensor-pcb
@aidanp5

A custom PCB designed for managing a smart hydroponic system. It will definitly need some modification as my use case is so specifc. It integrates components needed to automate water and nutrient delivery using peristaltic pumps and sensor feedback. I...

schematicpcbbomresistorswitchconnectortransistor
No license00Jun 28, 2026
co2_usb_033
@bitbank2

A portable CO2 monitor based on the CH32X033 MCU

schematicpcbbomresistorcapacitortransistorregulator
Apache-2.000Jun 28, 2026
sensor-hub
@aifryz

No description.

schematicpcbbomresistorinductorcapacitorcrystal
MIT00Jun 28, 2026
osventilationpy
@peterlourens

Implementation of demand controlled ventilation system in Micropython

schematicpcbbomcapacitorresistorinductordiode
No license00Jun 28, 2026
minico2
@nup002

A miniature USB CO2 sensor

schematicpcbbominductorcapacitorresistorfuse
CERN-OHL-S-2.000Jun 28, 2026
aeroq
@enriqueneyra

An Indoor Air Quality Monitor Powered by ESP32, SCD40, and SEN54

schematicpcbbomcapacitorresistorinductordiode
CC-BY-NC-SA-4.000Jun 28, 2026
sowesta
@wir-mo

Solar powered Weather Station using an ESP32-C3

schematicpcbbomresistorcapacitorconnectorbattery
No license00Jun 28, 2026
hardware
@plantalytix

No description.

schematicpcbbomcapacitorresistordiodeinductor
No license00Jun 28, 2026
picoclock
@locked

No description.

schematicpcbbomcapacitorresistorinductorbattery
No license00Jun 28, 2026

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