Item #:
127709239
SCD40 Gas sensor module detects CO2 carbon dioxide temperature and humidity
Item #:
127709239
USD 37
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
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Order now and get it around Monday, September 28
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SCD40 is the next generation of micro carbon dioxide sensor with high precision and high cost performance.
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What Stands Out
Multifunctional Sensing
The SCD40+ detects CO2, temperature, and humidity simultaneously, offering comprehensive environmental monitoring in one compact module, catering to smart home and industrial applications.
High Accuracy
Utilizing advanced technology, the sensor provides precise CO2 readings, ensuring reliability over competitors, which is crucial for maintaining optimal air quality in various environments.
Compact Design
The small footprint of the SCD40+ makes it easy to integrate into existing systems, enhancing usability for developers and minimizing installation space without sacrificing performance.
Product Details
| Brand | Unbranded |
| MPN | Does not apply |
| UPC | Does not apply |
| EAN | Does not apply |
| Country of Origin | China |
| Item Weight | 0.2 lbs (90 grams) |
Who Should Buy?
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Indoor Air Quality
Ideal for monitoring CO2 levels and ensuring a healthy environment in homes, schools, and offices.
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Environmental Research
Suitable for researchers needing accurate gas measurements for studies on climate change, pollution, and vegetation.
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HVAC Systems
Perfect for integration in HVAC systems to enhance air quality management and energy efficiency in buildings.
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General Consumers
Not suitable for users seeking simple air quality solutions without technical knowledge of sensor integration.
Product Description
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Customer Questions & Answers
-
Question:
What is the detection range of the SCD40 sensor?
Answer: The SCD40 sensor has a specified range of 400-2000 ppm. -
Question:
How do I connect the SCD40 sensor to my system?
Answer: The SCD40 sensor features a digital I2C interface for easy connection. -
Question:
What happens if the product arrives damaged?
Answer: If the product is broken upon arrival, take a photo to show us, and we promise to provide a 100% refund.
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Pros
- Accurate CO2 detection
- Measures temperature and humidity
- Easy to integrate
- Compact design
- User-friendly interface
Cons
- Calibration may be needed occasionally.
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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27 August 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 37
Order now and get it around Monday, September 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Detects CO2, temperature, and humidity for improved indoor air quality.
- High accuracy of ± (40 ppm + 5%) ensures reliable readings.
- Built-in temperature and humidity sensor for comprehensive monitoring.
- Low power operation (< 0.4 mA average @ 5V) for energy efficiency.
- Digital I2C interface allows easy integration with other systems.
- Compact size (13.4 × 21.6 mm) makes it suitable for various applications.
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