While primarily used for damper assemblies in McQuay HVAC systems

and spring return AFRB(X) models

Can I use standard 1/4" key stock instead

This heavy-duty wheel's aerodynamic design ensures smooth air movement at high RPMs

Enhanced Starting Reliability: The HST (High Starting Torque) design prevents stalls during heavy-duty cycles in high-ambient conditions

Reznor 211754 Limit Switch R-407A While primarily used for damperThe Reznor 211754 Limit Switch is a critical safety component designed for high limit temperature monitoring in Reznor unit heaters. This OEM replacement switch features a 180F fixed temperature setpoint with a 30F differential, ensuring precise thermal cutout protection to prevent internal heat exchanger damage or unsafe operating conditions. Built for durability in commercial HVACR applications, this SPST automatic reset limit switch monitors