The Rheem-Ruud AP23784 Electronic Control Assembly is an OEM control component designed for compatible Rheem and Ruud electric water heaters. It functions as the system’s control center, regulating heating element operation, monitoring temperature and system conditions, and coordinating connected components for consistent hot water production. This assembly helps maintain accurate tem... https://www.partshnc.com/rheem-ruud-ap23784-electronic-control-assembly