


7Semi SGP40 VOC Air Quality Sensor Probe with I2C Interface
7Semi SGP40 VOC Air Quality Sensor Probe with I2C Interface
The 7Semi SGP40 VOC Air Quality Sensor Probe with I2C Interface is a compact and reliable air quality monitoring module designed to detect volatile organic compounds (VOCs) and harmful indoor gases with high accuracy. Built with an easy-to-use I2C interface, this VOC air quality sensor is ideal for smart home systems, HVAC monitoring, IoT projects, and environmental sensing applications.
The sensor delivers fast and stable VOC index readings, helping users maintain healthier indoor air conditions in homes, offices, classrooms, and industrial environments. Its small form factor and low-power operation make it a perfect choice for embedded electronics and air quality monitoring projects using microcontrollers and development boards.
Features:
- Accurate VOC Detection: By utilizing Sensirion's superior CMOSens Technology, the SGP40 sensor provides exact VOC measurements for dependable air quality monitoring.
- Seamless Integration: The I2C interface allows for easy integration with a variety of microcontrollers and development boards, making it excellent for both DIY projects and professional applications.
- Comprehensive Air Quality Insights: The integrated VOC Algorithm converts sensor values into a VOC Index, simplifying air quality interpretation and allowing for data-driven decisions.
- Compact and Efficient: With its tiny form factor and low power consumption, the 7Semi SGP40 VOC Index Air Quality Sensor I2C Probe is ideal for embedded systems and space-constrained projects.
- Versatile Applications: Suitable for air purifiers, smart home systems, ventilation control, and a variety of other air quality monitoring applications.
7Semi I2C Wire Color Code:

Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
7Semi SGP40 VOC Air Quality Sensor Probe with I2C Interface
The 7Semi SGP40 VOC Air Quality Sensor Probe with I2C Interface is a compact and reliable air quality monitoring module designed to detect volatile organic compounds (VOCs) and harmful indoor gases with high accuracy. Built with an easy-to-use I2C interface, this VOC air quality sensor is ideal for smart home systems, HVAC monitoring, IoT projects, and environmental sensing applications.
The sensor delivers fast and stable VOC index readings, helping users maintain healthier indoor air conditions in homes, offices, classrooms, and industrial environments. Its small form factor and low-power operation make it a perfect choice for embedded electronics and air quality monitoring projects using microcontrollers and development boards.
Features:
- Accurate VOC Detection: By utilizing Sensirion's superior CMOSens Technology, the SGP40 sensor provides exact VOC measurements for dependable air quality monitoring.
- Seamless Integration: The I2C interface allows for easy integration with a variety of microcontrollers and development boards, making it excellent for both DIY projects and professional applications.
- Comprehensive Air Quality Insights: The integrated VOC Algorithm converts sensor values into a VOC Index, simplifying air quality interpretation and allowing for data-driven decisions.
- Compact and Efficient: With its tiny form factor and low power consumption, the 7Semi SGP40 VOC Index Air Quality Sensor I2C Probe is ideal for embedded systems and space-constrained projects.
- Versatile Applications: Suitable for air purifiers, smart home systems, ventilation control, and a variety of other air quality monitoring applications.
7Semi I2C Wire Color Code:

























