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This OEM-matched run capacitor is the factory-specified replacement for the Payne PA2PNB024000AA split-system air conditioner. Available as a Dual Run Capacitor (P291-4054) supporting both the compressor and condenser fan motor, or as a Single Run Capacitor (P291-1503) for standalone motor support. The capacitor stores and releases the electrical charge needed to start and sustain motor operation. When a capacitor fails, symptoms include a loud humming sound with no motor movement, the unit short-cycling within minutes of startup, warm air blowing from supply vents, or a compressor that trips on thermal overload. Catching a failing capacitor early prevents far costlier compressor and motor replacements.
Compatibility & Ordering: Both capacitor variants listed here are direct OEM replacements for the Payne PA2PNB024000AA residential split-system condenser. Select P291-4054 if your unit uses a shared dual run capacitor for the compressor and condenser fan, or P291-1503 if replacing a dedicated single run capacitor. Always confirm the MFD rating and voltage printed on your existing capacitor's label before ordering. Our fitment team is available to verify compatibility before you buy — don't guess on a critical electrical component.