This aftermarket Aqua Rite replacement cell is a reliable and proven replacement salt cell for the Aqua Rite T-Cell-9. This replacement for the T-Cell-9 is manufactured by CompuPool, a leading supplier of high quality salt cells since 1979. CompuPool's long life, high performance electrodes are now available for nearly all brands of salt chlorinators. You'll get maximum cell life and increased chlorine efficiency while saving up to 50%.