7Semi SCD40 CO2, Temperature and Humidity Sensor I2C Breakout

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₹2,708.10 inc. GST
₹2,295.00 ex. GST
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The ES-12129 breakout board is designed for easy and cost-efficient evaluation of Sensirion’s SCD40 CO2 sensor. The SCD40 from Sensirion is a high-quality Photoacoustic based CO2 sensor capable of detecting 0 to 40000ppm with the best accuracy over 400-2000ppm +-(40ppm+5%). In order to improve accuracy the SCD40 has integrated temperature and humidity sensing built-in.

SCD40 Specifications
  • Photoacoustic CO2 sensor technology
  • Integrated temperature and humidity sensor
  • Measurement range: 400 ppm – 2000 ppm
  • Accuracy: +-(50 ppm + 5 % of reading)
  • Current consumption: 17 mA (meas. rate = 5 s) / 0.5 mA (meas. rate = 5 min)
  • Fully calibrated and linearized
  • I2C digital interface
  • Board Dimensions: 20mm x 20mm

SCD40 Breakout Dimensions

SCD40 Breakout I2C Arduino Connections



Extra Information


Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.

1 Reviews

  • Posted by Vikas Madan on 23rd Dec 2022


    Compact and swift resonse

    I could easily integrate this breakout with my Arduino board. The response of this sensor is very quick to change in environment. I have used 7Semi ES-12129 and a PM sensor to make a Air Quality Sensor for my home.