Carrier HN61HB545 Start Relay 321894-709 ensuring 100% compatibility with the

ensuring 100% compatibility with the latest Amana DigiSmart wireless suites

this OEM replacement shaft coupling comes as a complete assembly with integrated set screws for secure shaft fastening

this OEM replacement ensures the motor maintains the correct amp draw and thermodynamic heat exchange

single throw (SPST) switch for precise pump control and a single pole

or set-screw loosening which can lead to shaft scoring or "walking

Carrier HN61HB545 Start Relay 321894-709 ensuring 100% compatibility with theThe Carrier HN61HB545 Start Relay is a mission critical potential relay designed for high starting torque applications in Carrier, Bryant, and Payne HVAC units. Engineered to provide the necessary phase shift for starting PSC and CSCR compressors, this HVAC start relay features a precise pick up and drop out voltage calibration to prevent capacitor overheating and winding damage. This genuine OEM Carrier replacement part ensures the compressor motor