Dual probe (external CO2 and internal temperature) wireless transmitter



  • Dual probe: external CO2 and internal temperature
  • Up to 4 Km communication distance (LoS) with 128-bit AES encryption
  • Low power and long battery life
  • Extreme operating temperature range -40 °C to 60 °C and IP67 protection

Fields of application

  • Cold Chain
  • Data Centers
  • Building Automation
  • Food Industry
  • Retail
  • Pharmaceutical Industry


The DUOS CO2 wireless transmitter is an accurate solution for measurement and monitoring of CO2 for demanding applications. Taking advantage from all the features of the DUOS product family, it is the perfect solution for air quality monitoring, agriculture, wine cellars and fermentation processes.


This device uses a dual wavelength NDIR CO2 sensor with automatic temperature compensation for ageing effects and high accuracy over the entire temperature operating range. The sensor IP65 enclosure together with transmitter IP67 protection level, ensures operation in harsh, wet and polluted environments. Simple and intuitive USB configuration via Tekon Configurator (free software) and Integration with Tekon IoT Platform.

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What do our customers say

Somya Gupta

The conversation was highly helpful to me. I want to know about the suitable sensors that can be used for level measurements for conical tank systems. Mr. Pedro has quickly responded and explained in very ease way. It was nice interacting with him.

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Ohannes Markarian

A great company that provided a wide range of products from various suppliers. Support is excellent and very responsive

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