A zinc "sacrificial" anode minimizes corrosion damage to metallic parts of the sonde, namely its stainless steel connector.
For instruments deployed in anoxic, salt/sea, or brackish water, anode in kit is divided into two C-shaped sections.
Optional Anti-Fouling Accessory for EXO2
Environmental Monitoring Sonde
Pack of 2
7-Port Multiparameter Water Quality Sonde