Lochinvar & A.O. Smith 100304138 Main Control Board WHB199

Lochinvar & A.O. Smith 100304138 Main Control Board WHB199 is an essential part of water heaters and boilers that are energy efficient. This one controls the system’s running to enable the most efficient operations while excluding potential danger. Through controlling water temperature and observing other functions of the system, energy consumption is optimized and equipment life is extended. This WHB199 is easy to troubleshoot due to its design and its diagnostics. It is very useful in any hydronic heating system because users receive reliable operation, low maintenance costs, and better heat output.