contact a technician to verify chemical compatibility with the trim package

ensuring the fan operates within the "sweet spot" of the shroud for maximum static pressure and heat transfer efficiency

The CS3AH16A24 is the recommended cross-reference for the "N" (standard) version

the "Y" suffix indicates a manufacturer-specific mounting or shaft variation (typically a 5/8-inch keyed shaft) often found in Carrier HVAC units

Trane MOT18999 Motor 30067439-890 contact a technician to verifyThe Trane MOT18999 Motor is a high performance OEM solution engineered for critical HVAC applications, including air handlers and fan coil units. Operating at 115V with a reliable 1 20HP rating, this motor delivers a nominal speed of 1100 RPM. Its 4 speed capability provides contractors with precise control over system airflow, ensuring optimal thermal regulation and operational efficiency. Built with a robust Frame 48 chassis and stud mounting