CDO2-L | LoRaWAN Optical Dissolved Oxygen Sensor

Generally ships within 6-8 weeks depending upon stock and component availability. Contact us to reduce the lead time.

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Bulk Pricing:

Below are the available bulk discount rates for each individual item when you purchase a certain amount

  • Buy 5 - 9 and get 5% off
  • Buy 10 - 24 and get 8% off
  • Buy 25 or above and get 10% off
Current Stock:

CDO2-L is our Industrial LoRaWAN Operated Low Power Optical Dissolved Oxygen Sensor. It is designed to work in harsh environments and provide accurate measurements.

Key Information

  • Compatible with all LoRaWAN frequencies
  • Wide range of industrial applications
  • High accuracy
  • Designed to meet outdoor applications
  • Long-term durable performance in harsh environment
  • Ultra-low power
  • Pre-configured with no need of programming or hardware setting

Custom Ordering Table

We also provide the following custom options for this product. Simply use the following table to create an order code for any variation that you couldn't find using the options for the product. You can mention this order code for support requests or when talking to our Client Growth Specialists.

LoRaWAN Frequency Zone
AS(AS923) AUx(AU915-928)
(Sub Band x)
EU(EU868) USx(US902-928)
(Sub Band x)
LoRaWAN Activation
A(Over the air activation - OTAA) P(Activation By Personalization - ABP)
Measurement Range
S: 0 to 20 mg/L, 0 to 20 ppm, 0-200%
C5: Cylindrical E5: Rectangular
Cable Length
S: 3m Other options available on request
Device Activation
S: With On/Off Switch X: No Switch
(Always On)
Antenna Option
E: External
(On request)1
CDO2-L AS A S C5 S S E  

Industries that could use CDO2-L

Water & Wastewater Agriculture & Farming
Oil & Gas Marine & Oceanography
Mining & Construction Environmental Monitoring

Popular Applications for CDO2-L

Bore Hole Mineral Level Wastewater Tank
Water Resources Industrial Wastewater
Surface Water, Rivers and Catchments Regulatory Automated Reporting
Sea Water Drinking Water


You can download the datasheet from our product page on

One year replacement warranty against any defect or malfunction. Please check Ellenex Sales Terms and Conditions for more information.