This Generic Replacement T-CELL-15 is a great alternative to higher priced OEM salt cells. It is made for pools up to 40k gallons. This was engineered to be a better alternative to the original manufactured cells. It meets all the original specifications plus adds the clear cell so that you can, at a glance, see the water flow passing through the cell. See the great features below and why it is the best choice to replace your T-CELL-15 with.