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This genuine OEM Carrier contactor is the switching relay that delivers line voltage to your unit's compressor and outdoor fan each time cooling is demanded. Engineered as a direct-fit replacement for the Carrier CA13NA03600GAAAA condensing unit, it restores reliable, chatter-free operation when the original contactor's contacts become pitted, stuck, or burned — common causes of a unit that won't start or hums without engaging. Made to factory coil-voltage and amperage specifications, it protects connected components from arcing and nuisance voltage drop. The swap is a moderate DIY job: kill power at the disconnect, take a photo of the wiring, transfer leads one terminal at a time, and secure the contactor in its bracket — typically completed in under half an hour with basic tools. Using the correct OEM part sidesteps the fitment guesswork of universal replacements. In stock and ships same-day on orders before 3PM CST, so you're back to cool air fast. Supported by the HVAC parts team at NationalHVACParts.com.
This part is compatible with Carrier model CA13NA03600GAAAA.
Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.