3″ long electrodes Plates that simply screws into 2″ threaded plug. These are normally in the direct flow of the water and will work on Caribbean Clear units R25 & R-50 The electrodes are comprised of copper and silver, 3″ long.

These are OEM, not remanufactured. They come right from Caribbean Clear.

*Important if you find cheaper electrodes they most likely will not contain silver.  Silver is a very important part in having the Carribean Clear work properly for your swimming pool