Trane WHL0322 Blower Wheel R-410A What is the difference between

What is the difference between the 0453R and 0453H models

Can I use this on a millivolt floor furnace

this is a one-time thermal cutoff (TCO)

This HVAC auto reset limit switch is engineered to monitor primary heat exchanger temperatures

5" footprint allows for seamless integration into tight manifold assemblies

Trane WHL0322 Blower Wheel R-410A What is the difference betweenThe Trane WHL0322 Blower Wheel is a critical OEM replacement component designed for high performance air movement in residential and commercial HVAC systems. This centrifugal blower fan features a 9. 5 x 9. 5 inch convex design engineered to deliver consistent static pressure and airflow across a variety of furnace and air handler configurations. Built for clockwise (CW) rotation, the WHL0322 utilizes a precision machined 1 2" bore to ensure a secure,