Only the genuine OEM CircuPool RJ Classic replacement cell is up to 2x longer lasting than other off-brand generic cells. The CircuPool RJ-20 Classic replacement cell is compatible with original RJ-20 Classic and AG16 Control Modules. For use with pools up to 20,000 gallons. (Easily replaces cell in existing plumbing without tools, electrode only, excludes clear housing or cosmetic shell)
You may also wish to replace the o-rings at the same time you replace your cell, link: RJ-Classic O-ring Set
Our products are backed by USA-Based Expert Support & USA-Based Factory Warranty
Select a row below to filter reviews.
The CircuPool RJ-20 Classic cell is a titanium 4-blade cell that is fitted into a two-port clear plastic plumbing housing. The clear housing has threaded connections on the inlet and outlet, as well as threads around the existing internal cell, which allow for quick removal and replacement on existing plumbing unions.The clear cell makes it possible to see the chlorine generation and to more easily inspect the cell.