121-626

Optimize your HVAC system's performance with this high-quality variable pitch sheave. Designed for belt-driven blower motors, this 1-groove pulley allows for precise speed adjustments, ensuring efficient airflow and consistent climate control. If your air handler or furnace is experiencing reduced efficiency, belt noise, or vibration, replacing a worn pulley can restore smooth operation and prevent further damage to the drive shaft or motor. Built for durability and heavy-duty use, this sheave is a critical component for maintaining the mechanical integrity of commercial and residential heating and cooling units.
Type: Variable Speed Pulley / Blower Sheave
Size: Standard Commercial/Industrial
Application: Commonly used in furnace blowers, commercial rooftop air handlers, and belt-driven ventilation systems to adjust fan speed and airflow balance.
Specifications: 1-Groove design, variable pitch for adjustable speed, 1.375-inch bore diameter.