SCD40 SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature And Humidity In One Sensor I2C Communication
SPECIFICATIONS
Brand Name: NoEnName_Null
Certification: CE,RoHS
Detection Angle: 360
Detection Range: 4
High-concerned chemical: none
Model Number: SCD40 SCD41
Origin: Mainland China
Product introduction
Carbon dioxide is a key indicator of indoor air quality that impairs human cognitive ability and happiness. SCD40/SCD41 is Sensirion's next generation micro carbon dioxide sensor, which has high precision and cost-effectiveness. The module uses 2.54mm spacing pin interfaces to lead out power and communication pins. On chip temperature and humidity compensation is achieved through built-in temperature and humidity sensors for humidity and temperature measurement. SCD40/SCD41 can achieve intelligent adjustment of indoor ventilation systems based on carbon dioxide concentration, and indoor air quality helps to maintain a healthy and efficient environment under low carbon dioxide concentration for a period of time.
feature
Reference accuracy, specified range,
SCD40:400-2000 ppm
SCD41: 400-5000 ppm
Power supply voltage range: 2.4-5.5 V
High precision: ± (40 ppm+5%)
Digital I2C interface
Integrated temperature and humidity sensors
Low power operation to<0.4 mA average @ 5 V, 1 measure/ 5 minutes
Interface definition:
1. GND: Power negative input port
2. VDD: Power positive input port
3. SCL: I2C clock port
4. SDA: I2C data port
Board size: 13.4 × 21.6mm




- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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