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This OEM start capacitor (part number P281-8806) is the factory-specified replacement for the Payne PA4RNG030000BAAA air conditioning system. The start capacitor provides the high-torque electrical boost the compressor motor needs to overcome inertia and reach operating speed. When this capacitor fails, you'll typically experience symptoms such as the compressor humming but failing to start, repeated tripped breakers, hard-start attempts followed by shutdown, or a complete no-cool condition — even when the fan and controls appear to function normally.
Compatibility: Designed specifically for the Payne PA4RNG030000BAAA split-system air conditioner. Always cross-reference the capacitance (MFD) and voltage rating printed on your existing capacitor or unit data plate before ordering to confirm fitment. Our HVAC parts specialists are available to verify compatibility before you purchase — don't hesitate to reach out.