Designed for in situ monitoring and profiling, and ideal for long-term deployments requiring the most complete water quality data record.
Have a question about your YSI 6-Series Multiparameter Sondes? Check out the support page with resources compiled just for you.
Need service for your system? Here you’ll find authorized service centers and instructions on how to get the service you need.
We have a large pool of water quality and hydrology instruments available to you for rental.
The 6 series instruments measures up to 15 parameters including: pH, ORP, temeprature, conductivity, salinity, depth, dissolved oxygen, turbidity, chlorophyll, and blue-green algae; Additional calculated parameters include total dissolved solids, resistivity, and specific conductance.
Utilize YSI’s new optical sensor design and anti-fouling wiper control for improved reliability during extended deployments.
|Medium||Fresh, sea or polluted water|
|-5 to +50°C
-10 to +60°C
Length, no depth
Length, with depth
|3.5 in, 8.9 cm
19.6 in, 49.8 cm
21.6 in, 54.9 cm
7 lbs, 3.18 kg (batteries installed, with depth)