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Disclaimer: The A. O. Smith Product Cross Reference Tool can be used to find a factory recommended equivalent product. Product Cross Reference is intended to assist in selecting A. O. Smith water heaters or boilers that best meet the searched model specifications. It is the sole responsibility of the system designer to select the correct products needed for the specific application. A. O. Smith does not guarantee the accuracy, or reliability of the information contained in this tool, as model specifications and dimensions are subject to change without notice. You acknowledge and agree that any reliance upon any of the information on this Website, including without limitation the materials, shall be at your own risk and expense. A. O. Smith reserves the right to make changes to Product Cross Reference without notice.