Dissolved Oxygen

Dissolved oxygen data loggers and sensors for monitoring rivers, lakes, aquaculture and wastewater. Choose the HOBO MX801 dissolved oxygen logger, multi-parameter MX800 water loggers with a DO sensor, or galvanic dissolved oxygen sensors from pHionics.

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      Find out more about Dissolved Oxygen

      Designed for professional environmental research

      Dissolved oxygen monitoring solutions, designed for professional environmental research and water quality management. As trusted suppliers to environmental agencies, research institutions, and water management organisations across the UK, we offer cutting-edge technology to accurately measure and record dissolved oxygen levels in various aquatic ecosystems.

      Our selection includes highly precise, low-cost data loggers suitable for long-term deployment in lakes, streams, rivers, estuaries, and coastal waters. From compact optical DO sensors for freshwater monitoring to rugged systems for marine applications, our products cater to a wide range of needs in aquatic research and environmental compliance.

      Need advice? We're here to help

      Not sure what you need? Our technical team can help you choose the right equipment for your application, and we support what we sell long after you buy.

      Buying in bulk?

      Since 1980 we've supplied industry, research and public-sector customers across the UK. Call us for quantity pricing and help planning larger projects.