Adafruit STCC4 and SHT41 CO2, Temperature & Humidity Sensor CO2 and SHT41 sensor combo by Liz Clark published March 17, 2026, last edited May 01, 2026 posted in Sensors Adafruit Products Arduino Compatibles CircuitPython STEMMA Save New Favorite × Please sign in to include this guide in your list of favorites. You will be redirected back to this guide once you sign in, and can then save this guide as one of your favorites. Link Note Download Overview Pinouts CircuitPython and Python Python Docs Arduino Arduino Docs WipperSnapper Downloads Single page Feedback? Corrections? Text View Primary Products Adafruit STCC4 and SHT41 - CO2, Temperature & Humidity Sensor Out of Stock Featured Products view all STEMMA QT / Qwiic JST SH 4-Pin Cable - 50mm Long $0.95 Add to Cart STEMMA QT / Qwiic JST SH 4-pin Cable - 100mm Long $0.95 Add to Cart STEMMA QT / Qwiic JST SH 4-pin Cable with Premium Female Sockets $0.95 Add to Cart STEMMA QT / Qwiic JST SH 4-pin to Premium Male Headers Cable $0.95 Add to Cart JST SH 4-pin Cable with Alligator Clips - STEMMA QT / Qwiic Out of Stock 2 Beginner Product guide Downloads Files STCC4 Datasheet SHT41 Datasheet EagleCAD PCB files on GitHub Fritzing object in the Adafruit Fritzing Library Schematic and Fab Print dimensions are in inches Page last edited March 12, 2026 Text editor powered by tinymce. WipperSnapper