CO₂ Sensors / NDIR Infrared · Low-Power Optical
CO₂ / Carbon Dioxide Gas Sensors
NDIR and low-power optical CO₂ sensors from 5000 ppm to 100% VOL — for HVAC, greenhouse, fermentation, flue gas and high-concentration CO₂ monitoring.
15 products
G4441 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4441, 0 – 5000 ppm range, dual-wavelength NDIR detection
View Details → G4442 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4442, 0 – 1% VOL range, dual-wavelength NDIR detection
View Details → G4443 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4443, 0 – 2% VOL range, dual-wavelength NDIR detection
View Details → G4444 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4444, 0 – 5% VOL range, dual-wavelength NDIR detection
View Details → G4445 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4445, 0 – 10% VOL range, dual-wavelength NDIR detection
View Details → G4446 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4446, 0 – 20% VOL range, dual-wavelength NDIR detection
View Details → G4447 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Shanghai Yixin G4447, 0 – 100% VOL range, dual-wavelength NDIR detection
View Details → G4(P)-CO2 Carbon Dioxide NDIR Infrared Gas Sensor (Upgraded)
Carbon DioxideNon-Dispersive Infrared (NDIR, dual-wavelength optical path)
Upgraded G4 CO2: 5000 ppm / 5%VOL / 100%VOL ranges, T90 < 25 s
View Details → G8(S) Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, industrial-grade optical bench)
CO2 sensor for IAQ/HVAC: 400-2000 ppm extendable to 10000 ppm, with auto-calibration
View Details → G801C Carbon Dioxide Infrared Sensor Module
Carbon DioxideIntegrated NDIR module
Cost-effective CO2 module: real-time concentration display, plug-and-play terminals
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XPSN401A-G01C1 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, low-power dual-wavelength optical path)
Ningbo Xingpu XPSN401A-G01C1, 0 – 1% VOL range, low-power NDIR infrared detection
View Details → XPSN401A-G01E1 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, low-power dual-wavelength optical path)
Ningbo Xingpu XPSN401A-G01E1, 0 – 5% VOL range, low-power NDIR infrared detection
View Details → XPSN401A-G01G1 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, low-power dual-wavelength optical path)
Ningbo Xingpu XPSN401A-G01G1, 0 – 20% VOL range, low-power NDIR infrared detection
View Details → XPSN401A-G01J1 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, low-power dual-wavelength optical path)
Ningbo Xingpu XPSN401A-G01J1, 0 – 60% VOL range, low-power NDIR infrared detection
View Details → XPSN401A-G01K1 Carbon Dioxide NDIR Infrared Gas Sensor
Carbon DioxideNon-Dispersive Infrared (NDIR, low-power dual-wavelength optical path)
Ningbo Xingpu XPSN401A-G01K1, 0 – 100% VOL range, low-power NDIR infrared detection
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