Aqua TROLL - RDO-X Sensor Cap Replacement Kit

The RDO-X Sensor Cap Kit has everything you need to replace your expired RDO-X Cap for the Aqua TROLL 600 Multiparameter Sonde and Aqua TROLL 500 Multiparameter Sonde. Designed specifically for use with the Aqua TROLL 600, the RDO-X Cap will not function on Aqua TROLL 400 Probes, RDO PRO Probes, RDO PRO-X Probes, smarTROLL handhelds, or RDO sensors on TROLL 9500 Water Quality Instruments.