C8 CO2 Sensor Module 400-5000ppm High-Precision NDIR Infrared Gas Sensor Carbon Dioxide Sensor Module CO2 Gas Digital Detector Transmitter Module

Price: $14.99
(as of Jul 12, 2025 08:31:18 UTC – Details)


C8 is a mini infrared carbon dioxide sensor module that uses NDIR gas sensor technology to measure the concentration of carbon dioxide in indoor air. Its design is compact, performance is superior, and easy to install. It can be widely used in air purifiers, fresh air systems, air conditioners with purification functions, air quality detection instruments, agricultural Internet of Things, automobiles, and consumer electronics.
Main characteristics
Non dispersive infrared absorption principle
Built in automatic calibration algorithm
Business sensitivity, low power consumption
Provide output methods such as UART and PWM
Range: 400~5000ppm
Resolution: 1ppm
Accuracy: ± (50ppm+5% * reading)
Response time T90:<120 seconds (s)
Data update time<3 (standard 1s) seconds (s)
Preheating time<25s (operable)<2min (90% accuracy)<10min (MAX accuracy)
DC supply voltage Typ: 5.0 Min: 4.5 Max: 5.5 volts (V)
Peak working current 80, average 30 milliampere (mA)
Data interface level L<0.8 @ 3.3 H> 2.7@3.3 Volt (V)
Working temperature range: -10~+50 degrees Celsius (C)
Working humidity range: 0-85% without condensation
Storage temperature range: -40~+75 degrees Celsius (C)
Package Dimensions ‏ : ‎ 7 x 5 x 0.7 inches; 1 ounces
Date First Available ‏ : ‎ July 31, 2024
ASIN ‏ : ‎ B0DBQWK8DS
Country of Origin ‏ : ‎ China
Advanced NDIR technology for precise measurement of CO2 levels in indoor air, perfect for CO2 monitor, CO2 meter, and air quality monitor applications
Compact design with superior performance, ideal for use in air purifiers, HVAC systems with purification, and indoor air quality monitors
Built-in automatic calibration algorithm ensures accurate readings, making it a reliable CO2 detector for various settings
High sensitivity and low power consumption make it a versatile choice for integration in agriculture IoT, automotive, and consumer electronics
Offers UART and PWM output options for easy connectivity, catering to the needs of air quality monitor indoor setups