Depth

The YSI 065862 Water Quality Sonde is designed for use with the 6562 Rapid Pulse polarographic DO probe.

Take advantage of YSI's new optical sensor design with Fondriest's factory-authorized V2 sonde upgrades.

The SonTek ADP (Acoustic Doppler Profilers) are high-performance current profilers that are accurate, reliable, and easy to use.

The SonTek ADP (Acoustic Doppler Profilers) are high-performance current profilers that are accurate, reliable, and easy to use.

The SonTek ADP (Acoustic Doppler Profilers) are high-performance current profilers that are accurate, reliable, and easy to use.

The SonTek RiverCAT is the world's first "turn-key" river profiler, and is fully integrated into a catamaran that protects the internal electronics from water damage.

The 600-01 Water Quality Sonde is designed for use with any single YSI optical sensor.

The YSI 603-000 Water Quality Sonde is designed for use with the 6562 Rapid Pulse polarographic DO probe.

The YSI 6600-00 Water Quality Sonde is designed for use with the 6562 Rapid Pulse polarographic DO probe.

The 6600E-00 Water Quality Sonde is designed for extended deployments in severe fouling environments.

The 6820-03 sonde is designed for use with the 6562 Rapid Pulse polarographic DO probe.

The 6920-40 sonde is designed for use with the 6562 Rapid Pulse polarographic DO probe.

The YSI 603V2-000 Water Quality Sonde is designed for use with the 6150 ROX Optical DO probe.

The YSI 065862V2 Water Quality Sonde is designed for use with the 6150 ROX Optical DO probe.