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For technicians performing preventative system maintenance or 1-for-1 component swaps
Durable Galvanized Construction: Engineered to withstand high-velocity particulates and moisture within the evaporator coil plenum
Quick Installation: Features accessible screw terminals for fast field wiring and reliable 14 AWG connections
Whether you are manifolding a commercial refrigeration rack or piping a heavy-duty hydronic loop
Carrier KR11AZ406 Blower Pulley 320788-704 For technicians performing preventative systemThe Carrier KR11AZ406 Blower Pulley is a critical mechanical drive component engineered for precise torque transmission in commercial HVAC blower systems. This factory authorized part is manufactured to exact tolerances, featuring a 4. 25 inch diameter and a 5 8 inch bore size to ensure a secure fit on standard motor shafts. Designed for heavy duty rotation, the KR11AZ406 fixed pitch pulley provides consistent belt alignment, reducing lateral stress