YSI EXO Multiparameter Sondes

Better data is also more comprehensive. EXO’s unmatched range of sensor and parameter options give you a wider view of your watershed while ultra-durable components make long-term deployments longer so you can see trends in data over time.

YSI’s EXO Sonde Platform is the pinnacle of multiparameter water quality monitoring instrumentation. EXO offers endless customization with a range of sonde models, interchangeable smart sensors, industry-leading anti-fouling, and multiple integration and communication options.

It is now available with or without battery. EXO Sonde comes in superior sensor selection:

  • pH/ORP
  • Turbidity
  • Conductivity/Temperature
  • Optical Dissolved Oxygen
  • Total Algae Sensor
  • fDOM Sensor
  • Rhodamine
  • ISE
  • Central Wiper

EXO1 Multiparameter Sonde / EXO1s Multiparameter Sonde (Batteryless)

- 4 sensor ports

EXO2 Multiparameter Sonde / EXO2s Multiparameter Sonde (Batteryless)

- 7 sensor ports, including a central wiper port

EXO3 Multiparameter Sonde / EXO3s Multiparameter Sonde (Batteryless)

- 5 sensor ports, including a central wiper port