Key Benefits: OEM Precision: Guaranteed furnace component compatibility with York equipment

Optimized Performance: Replaces the plunger

ensuring reliable switching for three-phase compressors and condenser fan motors

which result in insufficient airflow over the heat exchanger

Always verify the fuel type on the equipment rating plate before installation

Lochinvar & A.O. Smith 100167764 Control Refrigerant Key Benefits: OEM Precision: GuaranteedThe Lochinvar & A. O. Smith 100167764 Integrated Control High Alt is a specialized OEM replacement module designed for high altitude combustion management in gas fired boilers and water heaters. Engineered for precision in low oxygen environments found at elevations between 3,000 and 12,000 feet, this integrated control board automates the de rating process (typically 2% per 1,000 feet) to ensure stable flame sensing and efficient fuel to air ratios.