Gravity: STCC4 Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm)

Gravity: STCC4 Carbon Dioxide (CO2) Sensor (3-in-1 Air Quality Monitoring, 400 ~ 5000ppm) — DFRobot — SEN0678

3-in-1 environmental module measuring CO2 (400–5000ppm via thermal conductivity), temperature, and humidity (SHT40). Gravity connector for rapid integration.

Pinout

Logical pinout · physical placement not verified
GRAVITY: STCC4 CARBON VCCSDAGNDSCL
  • VCC
    Type · Power
  • GND
    Type · Ground
  • SDA
    Type · I2C
  • SCL
    Type · I2C

Start wiring

I2C · Analog · UART · 3.3 – 5 V · Breakout

Waveshare lists MQ-2 for combustible gases and smoke, MQ-3 for alcohol, and MQ-135 for mixed indoor pollutants such as NH3, NOx, alcohol,…

Module pins: VCC, GND, SDA, SCL. Schematik maps them to your board in the app.

Air quality

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MQ gas sensors, VOC/eCO2 indicators, NDIR true-CO2 modules and PM1/PM2.5/PM10 particulate sensors — over 100 listings across very different detection chemistries.

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