The HOBO U26 Dissolved Oxygen Logger is a highly precise, low-cost data logger for measuring concentrations of oxygen in lakes, streams, rivers, estuaries, and coastal waters. Used by aquatic biologists, hydrologists, and other research professionals, the HOBO U26 combines the high accuracy, robust performance of industry-leading RDO® Basic (Rugged Dissolved Oxygen) sensor technology with an easy-to-maintain design.

Achieve superior monitoring accuracy with HOBO MX800 Series Multiparameter Loggers. Seamlessly integrate with interchangeable sensors to measure water parameters effectively. Choose from submersible or direct read models for hassle-free data retrieval. Enhance environmental data collection with precision and ease through seamless integration.

Enhance water monitoring with the HOBO MX800 Series DO sensor, providing precise dissolved oxygen and temperature readings. Compatible with MX800 loggers, it offers seamless integration and hassle-free data retrieval. Achieve accurate measurements, salinity-adjusted DO readings, and instant DO percent saturation calculation for efficient environmental analysis.