This industrial-grade CO2 Sensor measures carbon dioxide levels from 0–40,000 ppm with a high accuracy of ±50 ppm, making it ideal for indoor air quality monitoring, HVAC systems, smart buildings, and environmental control. It communicates via Modbus RTU over RS485, ensuring seamless integration with PLC, BMS, SCADA, and automation platforms. Powered by 12–24V DC, the sensor delivers stable, long-term performance in industrial and commercial applications.