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This OEM contactor (part number HN52KC025) is the factory-specified high-voltage relay for the Carrier PY1PPB048130ABAA packaged unit. The contactor acts as the primary switching device that connects and disconnects line voltage to the compressor and condenser fan motor when the thermostat calls for cooling or heating. A failed contactor is one of the most common reasons an HVAC system won't respond to a call — symptoms include the system not turning on at all, the compressor failing to energize, audible chattering at the contactor, or contact pitting and burn marks visible on the terminals.
Compatibility: Engineered specifically for the Carrier PY1PPB048130ABAA packaged unit. Always verify your unit's data plate and existing contactor specs (poles, coil voltage, amperage) before ordering to ensure a correct fit. Our team is available to confirm fitment — reach out before you order if you have any questions.