10pcs/1pc SCD40 SCD41 Gas Air Sensor Detect CO2 Carbon Dioxide Temperature and Humidity Two-in-one Module I2C II2 Communication
SPECIFICATIONS
Brand Name: Your Cee
High-concerned chemical: none
Material: Mixture
Origin: Mainland China
Output: Analog Sensor
Theory: Inductance Sensor
Type: Gas Sensor
Use: Gas Sensor
is_customized: Yes
CD40/SCD41 has high precision and high cost performance. The module leads out the power supply and communication pins with a 2.54mm pitch pin interface. On-chip temperature and humidity compensation is achieved through the built-in temperature and humidity sensor to measure humidity and temperature. SCD40/SCD41 can realize intelligent adjustment of indoor ventilation system according to carbon dioxide concentration. Indoor air quality helps to maintain a healthy and efficient environment under low carbon dioxide concentration for a period of time.
Features
Benchmark accuracy, specified range, SCD40: 400-2000 ppm SD41: 400-5000 ppm
Supply voltage range: 2.4–5.5 V
High accuracy: ± (40 ppm+5%)
Digital I2C interface
Integrated temperature and humidity sensor
Low power operation to <0.4 mA average @5 V, 1 meas./5 minutes
Interface definition:
1.GND: Negative power input port
2.VDD: Positive power input port
3.SCL: I2C clock port
4.SDA: I2C data port



- 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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