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

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

Forged for durability in high-heat environments

This is a heavy-duty 1/2 HP condenser fan motor designed for 208-230Vac single-phase applications

Trane MOT18999 Motor 30067439-890 the "Y" suffix indicates aThe 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