SGP41 Air Quality Sensor Module STEMMA QT/Qwiic Interface VOC/NOx Dual Index SGP41 Module for Environmental Testing

SGP41 Air Quality Sensor Module STEMMA QT/Qwiic Interface VOC/NOx Dual Index SGP41 Module for Environmental Testing Description

Advanced Sensing Technology: Equipped with the latest multi-pixel technology, the SGP41 Air Quality Sensor provides accurate monitoring of various harmful gases.
High Compatibility: This sensor is designed for easy integration with various microcontrollers and development boards, making it ideal for DIY projects and professional applications.
Real- Detection: The GY-SGP41 module ensures real- gas level monitoring, allowing for immediate response and air quality management in homes, offices, and industrial settings.
Compact and Reliable: Its compact design makes it easy to install in tight spaces without compromising performance. The sensor's robust construction ensures long-term reliability and accuracy.

Sensirion SGP41 dual-gas environment sensor
VOC+NOx dual-indicator synchronous monitoring / Fourth-generation machine learning anti-interference algorithm
Interface type: for STEMMA QT / Qwiic (I²C solder-free)
Core chip: Swiss Sensirion SGP41 (SGP40 upgrade version)
Dual-gas accurate identification
Detection indicators Application scenarios Technical advantages
VOC index Formaldehyde/smoke/body odor monitoring Accuracy 15% (30% higher than the previous generation)
NOx index Automobile exhaust/combustion pollution monitoring Specializing in vehicle emissions (NO₂/NO)
Dual signal parallel output: single sampling synchronous acquisition VOC Index + NOx Index (0-500 scale), response Less than 1 second
AI anti-interference engine
Integrated Sensirion SVM4 algorithm, automatic filtering
Perfume/cleaner instantaneous interference
Temperature and humidity fluctuations (compensation accuracy to 3% RH)
Sensor aging drift (life extended to 15 years)
Detection range:VOC/NOx dual index 0-500
Operating voltage:3.3V 10% (supports 1.7-3.6V battery d