Universal Compatibility: Designed as a direct service replacement for Robertshaw

Broad Pipe Compatibility: Includes trimmable stainless steel paddles suitable for large-diameter lines up to 16 inches

Constructed for high-vibration industrial environments

For technicians performing steam valve maintenance

slotted pilot and bypass keys allow for immediate front-facing calibration

Trane WHL0643 Wheel THPU32HP7Y Universal Compatibility: Designed as aThe Trane WHL0643 is a high performance direct drive blower wheel engineered for critical airflow applications in HVAC systems. Designed with a 9. 88" diameter and a 9. 40" width, this double inlet centrifugal wheel provides the necessary static pressure to maintain consistent CFM across forced air furnaces and air handlers. The unit features a 1 2 inch bore and is balanced for counter clockwise (CCW) rotation, ensuring stable operation and reduced