matching the 115V electrical footprint and 3

preventing premature wear on mechanical drives and enhancing overall HVAC system efficiency

providing the necessary torque for reliable start-up and efficient continuous operation

NEMA 3R Protection: Weather-resistant housing allows for outdoor installation and protects against condensation

Lochinvar & A.O. Smith 100157702 Control 320819-301 matching the 115V electrical footprintThe Lochinvar & A. O. Smith 100157702 Control is a critical outdoor air reset control designed to optimize the performance of hydronic heating systems. Engineered for precision, this high efficiency boiler control board (compatible with Lochinvar Copper Fin and Solution series models CB045 through CB500) automatically modulates the system's water temperature based on real time ambient conditions. By adjusting the supply water setpoint, it prevents