Cross Reference Tool
We have an easy to use conversion tool to reference our legacy model numbers to our new model numbers. If you type in the old model number, it will supply you with the new name and model number. Keep in mind that some products have not changed model numbers.
Water Heating – Cross Reference Tool
Cross reference old Ruud model numbers to the new Ruud model numbers
Use this model look-up tool to quickly and easily convert old water heating model numbers to the new, more intuitive numbering system. Just type in your old Ruud model number and we will show you the new model number. See the new model number structure.