this specific assembly is designed for fluid and refrigerant flow within the mechanical cycle and is not compatible with high-MERV air filtration systems

Always verify the rotation direction of your existing blower wheel before installation to ensure proper airflow and performance

High-Efficiency Performance: The 3000 RPM rotation speed and 1/50 HP output ensure your furnace achieves proper fuel-to-air ratios for cleaner burning

Common Questions Which systems are compatible with the York 377-25817-430

Direct Cross-Reference: Validated replacement for obsolete numbers 319818-727 and 324901-702

National Comfort Products 14270038 Motor 326058-757 this specific assembly is designedThe National Comfort Products 14270038 Motor is a precision engineered OEM replacement motor designed specifically for the NCPB Series of thru the wall condensing units and heat pumps. Built to maintain factory specifications, this 1 4 HP condenser fan motor operates at 208 230V on a single phase power supply. Rated for 1140 RPM, it ensures proper airflow velocity across the coil, which is critical for maintaining system subcooling and overall head