note that the 667207R is the direct replacement for the legacy 667271 part number

Optimized Airflow Management: Maintains consistent HVAC airflow

Key Benefits: Fail-Safe Protection: The energy-limiting architecture prevents catastrophic failure by opening the primary winding during continuous secondary shorts

Common failure points include stress fractures near the hub

Trane MOT19742 Motor R-410A note that the 667207R isThe Trane MOT19742 Motor is a critical OEM replacement motor designed for precise compatibility with Trane and American Standard HVAC units. This 1 20 HP motor operates on a standard 115V power supply, delivering a consistent 1550 RPM to maintain specified static pressure and airflow requirements. As the direct replacement for MOT1501, the MOT19742 eliminates mounting discrepancies and wiring issues common with generic alternatives. This shaded pole