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This is the factory OEM replacement contactor (part number HN51KC024) for the Payne PA14NA03000GAAAA split-system air conditioner. The contactor is a high-voltage relay controlled by your thermostat's 24V signal — when the thermostat calls for cooling, the contactor closes its contacts to send 240V power to the compressor and condenser fan motor. A failed contactor is one of the most common causes of a non-cooling AC unit: symptoms include the system not responding to a cooling call, contacts that are visibly burned or pitted, or a unit that runs continuously without shutting off due to welded contacts.
Compatibility: Engineered specifically for the Payne PA14NA03000GAAAA 2.5-ton 14 SEER single-stage split-system condenser. Always verify coil voltage and pole count against your unit's wiring diagram before ordering. Our technical team is available to confirm fitment — just reach out before you buy. In stock and ready to ship today.