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This is the factory OEM replacement contactor (part number HN51KC024) for the Payne PA13NR03600GAHAA split-system air conditioner. The contactor is a high-voltage relay that receives a 24V signal from the thermostat and switches line voltage power to the compressor and condenser fan motor. When it fails — due to pitted contacts, a stuck plunger, or a burned coil — your outdoor unit will not energize, leaving you with a system that runs the indoor blower but produces no cooling whatsoever.
Compatibility: Designed specifically for the Payne PA13NR03600GAHAA 3-ton split-system air conditioner. Always verify OEM part number HN51KC024 against your unit's data plate and wiring diagram before ordering. Not sure about fitment? Our HVAC parts specialists confirm compatibility before you buy — contact us today and get same-day shipping on your order.