Trane SHE5389 Sheave 322057-301 this step-down transformer provides the

this step-down transformer provides the consistent VA capacity required to keep low-voltage circuits operational without overheating or voltage sag

making them suitable for 24V

While minor adjustments can be made via the pilot positioner if equipped

Precision Airflow Control: Supports a wide 600-1200 RPM range to maintain consistent climate control and system static pressure

Trane SHE5389 Sheave 322057-301 this step-down transformer provides theThe Trane SHE5389 Sheave is a high performance adjustable pitch pulley designed for precise belt drive management in commercial and industrial HVAC equipment. Engineered with a 1 1 8" bore, this component ensures a secure fit on standard motor shafts, facilitating efficient mechanical power transmission between the motor and the blower assembly. As a genuine OEM replacement part, this 1 groove sheave is essential for field tuning fan speed adjustment