Hardware projects tagged c4001

Open hardware projects tagged c4001 on BoardRepo. View schematics and PCBs in the browser and download the sources.

Projects

1 board

ESPHome Indoor Multi-Sensor hardware. This design supports Radar/PIR Presence, Temperature, Humidity, Pressure, Light, CO2, CO, VOC, NOX and PM sensors. Add a speaker and microphone and you have the kitchen sink too! Click the link below to configure a new device.

schematicpcbbomESP32USB-Cswitchregulator

CERN-OHL-P-2.0Sep 17, 2026

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