OEM Carrier 1-Pole Contactor 24V 30 Amp for Model PH13NR03000GAKAA (HN51KC024)

This is the genuine OEM factory-specified contactor for the Carrier PH13NR03000GAKAA heat pump/air conditioning system. The contactor is a high-voltage relay that acts as the critical on/off switch for your condensing unit — when the thermostat calls for cooling or heating, the 24V control circuit energizes the contactor coil, closing the contacts and delivering line voltage to the compressor and condenser fan motor. A failed contactor is one of the most common causes of an AC unit that won't start, runs constantly, chatters audibly at the unit, or trips the breaker. Burned or pitted contacts from years of high-current switching are the primary failure mode.

• Specs: 1-Pole | 24 VAC Coil | 30 Amps FLA | 150 Amps LRA | 50/60 Hz | OEM Part# HN51KC024
• OEM vs Generic: This is the factory-authorized part built to exact Carrier tolerances. Generic aftermarket contactors often use thinner contact material that pits faster under load, leading to premature failure and potential compressor damage.
• Install Difficulty: 2/5 — Always disconnect power at the disconnect box and verify zero voltage with a multimeter before touching any terminals. Photograph all wiring before removal. Tools needed: flathead screwdriver, needle-nose pliers, multimeter. Label each wire before disconnecting.
• Warranty: 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.

Compatibility: Fits Carrier model PH13NR03000GAKAA. Always cross-reference the OEM part number on your unit's wiring diagram or parts list before ordering to confirm fitment. Our team is available to verify compatibility before you purchase — just reach out!