Ecosense DO200A Dissolved Oxygen, Temp, Instrument & Accessories

EcoSense DO200A Dissolved Oxygen/Temperature Accurate, economical, handheld measurements The EcoSense® line of compact, handheld instruments provides the most accurate data in the most affordable format. The instruments feature an easy-to-use interface, one-hand operation, IP67 waterproof case, and low cost of ownership over the life of the product.



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The DO200A simultaneously measures dissolved oxygen (% air saturation and ppm) and temperature with the following features:

  • IP67 Waterproof housing
  • Automatic temperature compensation
  • 1-year instrument warranty
  • 4- and 10-meter field cables available or lab self-stirring BOD probe
  • Manual input for salinity and pressure compensation
  • Low battery indicator with 500 hour battery life
  • Screw-on cap membranes with low stirring and fast response
  • Auto shutoff function after 30 minutes of inactivity
  • 50 data set memory

The DO200A is designed for quick, accurate results in an economical platform. The ability to measure DO and temperature in a simple, compact handheld allows the instrument to be used across multiple application sampling strategies from the field to the lab with the optional BOD probe. With a one-year instrument and electrode warranty, waterproof case and ease-of-use, the EcoSense DO200A will fit your needs.


Dissolved Oxygen % and ppm (electrochemical) Temperature BOD (biochemical oxygen demand)

Manufacuter Specifications

Part Number Description Compatible With
Instrument Only YSIDO200A Dissolved Oxygen and Temp Instrument Only
Probe and Cables
YSI200-1 DO and Temp Field Probe and 1M Cable DO200/DO200A
YSI200-4 DO and Temp Field Probe and 4M Cable DO200/DO200A
YSI200-10 DO and Temp Field Probe and 10M Cable DO200/DO200A
YSI200-BOD Stirring BOD Probe, 115V, 5 ft. DO200/DO200A
YSI200-BOD-230V Stirring BOD Probe, 230V DO200/DO200A
DO200 Kits
YSIDO200ACC-01 Kit, DO200A, 1M Probe/Cable and Carrying Case
YSIDO200ACC-4 Kit, DO200A, 4M Probe/Cable and Carrying Case
YSIDO200ACC-10 Kit, DO200A, 10M Probe/Cable and Carrying Case
Carrying Cases
YSI280A Carrying Case, Hard Plastic w/Form Fitted Foam Insert 12.5x9.5x3.7 DO200A, DO200M