Adafruit SCD-40 - True CO2, Temperature and Humidity Sensor
Adafruit
Specifications
| Sensor | Sensirion SCD40: CO₂, Temperature, Humidity |
|---|---|
| CO₂ | 400–2000 ppm (specified measurement range); ±(50 ppm + 5% of reading) at 25 °C, 50 %RH, 1013 mbar and 3.3 V in periodic measurement mode; requires field calibration per datasheet |
| Price | 44.95 USD |
| Interfaces | I2C |
| Connectors | STEMMA QT |
| I2C addresses | 0x62 |
| Default I2C address | 0x62 |
Resources
Libraries
Boards with JST-SH I2C connectors
- Adafruit CH552 QT Py - 8051 Dev Board with STEMMA QT
- Adafruit CLUE
- Adafruit ESP32-S2 Reverse TFT Feather
- Adafruit ESP32-S2 TFT Feather - 4MB Flash, 2MB PSRAM, STEMMA QT
- Adafruit ESP32-S3 Reverse TFT Feather
- Adafruit ESP32-S3 TFT Feather
- Adafruit ESP32-C6 Feather
- Adafruit ESP32-S2 Feather (4 MB flash, 2 MB PSRAM)
- Adafruit ESP32-S3 Feather (4 MB flash, 2 MB PSRAM)
- Adafruit ESP32 Feather V2 (8 MB flash, 2 MB PSRAM)
- Adafruit Feather RP2040
- Adafruit Feather RP2040 Adalogger
Sources
Related breakouts
- Adafruit 9-DOF Absolute Orientation IMU Fusion Breakout - BNO055
- Adafruit AMG8833 IR Thermal Camera Breakout
- Adafruit BME280 I2C or SPI Temperature Humidity Pressure Sensor - STEMMA QT
- Adafruit BME680 - Temperature, Humidity, Pressure and Gas Sensor
- Adafruit BME688 - Temperature, Humidity, Pressure and Gas Sensor
- Adafruit BMP280 I2C or SPI Barometric Pressure & Altitude Sensor