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This OEM contactor is the factory-specified replacement for the Carrier C48A306062 packaged unit. The contactor is a high-voltage relay that receives a 24V signal from the thermostat and closes to send line voltage to the compressor and condenser fan motor. When the contactor fails — due to pitted contacts, a burned coil, or contacts welded shut — the system will either refuse to start entirely, run continuously without shutting off, or hum without the compressor engaging. Replaces OEM part numbers HN53CB115, HN53HF122, and HN53HG120.
Compatibility: Engineered for the Carrier C48A306062 packaged unit and cross-references OEM part numbers HN53CB115, HN53HF122, and HN53HG120. Confirm your existing contactor's pole count, coil voltage, and amperage rating against your unit's data plate before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before every order — call or chat today. In stock and ships today.