What is the difference between 632477 and 632477R

This unit is shipped as the motor and housing assembly

allowing for immediate performance upgrades without replacing the entire coupling assembly

Broad Application: Suitable for both 50Hz and 60Hz single-phase refrigeration and A/C compressor configurations

This 440 volt capacitor is rated for higher electrical stress

Trane SHF1459 Blower Shaft THPU32HP7Y What is the difference betweenThe Trane SHF1459 Blower Shaft is a critical mechanical component engineered for heavy duty HVAC blower assembly applications. Measuring 58. 1 inches in length with a 1. 437 inch diameter, this precision ground steel shaft is designed to support high torque performance in large scale air handlers and rooftop units. It provides the necessary concentricity and structural integrity to minimize vibration and prevent premature bearing housing failure. As a