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CozIR®-LP2 5000ppm CO2 Sensor

CozIR®-LP2 5000ppm CO2 Sensor
Regular price $54.00 Sale price

Compare at $149.00

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The CozIR®-LP2 (formerly known as the GC-0034) holds the lowest power and longest lifespan of an infrared CO2 sensor available today. This sensor is perfect for IAQ, DCV and HVAC applications or gas monitoring detection systems.


  • Measures up to 1% CO2 concentration
  • Digital (UART) and I2C Output
  • Up to 50X lower power than typical NDIR CO2 Sensors
  • Supports energy-efficient smart home environments


  • COZIR®-LP2 – designed for low concentration CO2 environments with measurement ranges from 0-2000 ppm, 0-5000 ppm, and 0-1%.


  • CO2 Measurement: Patented Solid-state NDIR absorption
  • Sample Method: Diffusion
  • Measurement Range: 0-2,000 ppm, 0-5000 ppm, 0-1%
  • Accuracy: ±(30ppm, +3% of reading)
  • Time to 1st Reading: <1 second
  • Calibration: Auto calibration
  • Resolution: 1ppm
  • Pressure dependence: 0.15% of reading per mbar (normal atmospheric)
  • Operating pressure range: 500mbar – 10 bar
  • Response time: <30 secs (diffusion limited)
  • Sensor Life Expectancy: > 15 years


  • Power Input: 3.25 to 5.5V. (3.3V recommended)
  • Power Consumption: <3.5mW @ 3.3V
  • Connector: 2 x 6-way 1.27mm header
  • Communication: UART, I2C


  • 90 days - See CO2Meter Terms and Conditions

Free Easy-to-use GasLab® Software 

This device uses GasLab® software for setup, calibration, data logging, and real-time data analysis. GasLab® makes it easy to export data into a .CSV file that can be imported into any industry-standard software or spreadsheet. GasLab® runs on Windows XP or higher, and free to use with our products.

Download Latest Software Here

System Requirements for Data Logging or Changing Defaults

  • Windows XP SP2 or newer
  • Microsoft .Net 3.5 Runtime Libraries

    • Data Sheets

    • Manuals

    • Technical Documents

    • Videos

    • Additional Resources

    • Case Studies

    Customer Reviews

    Based on 1 review
    Sarka Drdova

    Very good!

    "Easy to install, easy to set up, and easy calibration - just what I was looking for."

    - Phillip Farrar
    Water Plant Superintendent

    Read More Reviews...