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This is the factory OEM replacement contactor (part number HN51JD026) for the Payne PA13NR060000AHAA 5-ton split-system air conditioner. The contactor is a high-voltage relay controlled by the 24V signal from your thermostat — when the call for cooling arrives, the contactor closes and sends 240V power to both the compressor and condenser fan motor. A failed contactor is one of the most common reasons an AC unit will hum without starting, fail to energize entirely, or run continuously without shutting off due to welded contacts.
Compatibility: Engineered specifically for the Payne PA13NR060000AHAA 5-ton single-stage split-system condenser. Cross-reference OEM part number HN51JD026 and confirm coil voltage and pole configuration on your unit's wiring diagram or data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you buy — contact us anytime.