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AJMRTC SGP40 VOC Air Quality Sensor Module, TVOC VOC Index Detector, I2C Digital Gas Sensor, Humidity Compensation, Indoor Air Monitoring for Arduino Raspberry Pi Smart Home Air Purifier DIY Project
- 1. SGP40 gas sensor module based on CMOSens technology for VOC index measurement
- 2. Built-in humidity compensation, stable reading under different ambient humidity
- 3. Standard I2C communication interface, easy connection with mainstream MCU boards
- 4. Low power consumption, suitable for battery-powered air quality detector devices
- 5. Compact module design, widely used for air purifier, smart home and IAQ monitoring
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Overview
Specs
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AJMRTC SGP40 air quality sensor module adopts Sensirion SGP40 chip, designed for indoor volatile organic compound detection. It outputs VOC index after algorithm calculation, supporting air quality evaluation. With on-chip humidity compensation function, it effectively reduces reading drift caused by humidity changes. The digital I2C interface simplifies program development. It has excellent long-term stability and anti-siloxane pollution performance. Perfect for DIY air quality monitor, smart ventilation control, air purifier modification and indoor environmental detection projects.
Specifications
- Brand: AJMRTC
- Chip Model: SGP40
- Measured Gas: VOC (Volatile Organic Compounds)
- Output: VOC Index (0~500)
- Communication Interface: I2C
- Supply Voltage: 1.7V ~ 3.6V DC
- Average Working Current: 2.6mA
- Response Time: <10s
- Compensation: On-chip Humidity Compensation
- Service Life: Over 10 Years
- Compatible: Arduino, Raspberry Pi, ESP32, STM32
- Application: Indoor Air Quality Monitoring, Air Purifier, Smart Home
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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Return Policies
- Return for refund within: 30 days
- Return for replacement within: non-replaceable
- This item is covered by ConnectFlow USA Return Policy
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