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This is the genuine OEM factory-specified start capacitor (part number P281-8806) for the Carrier PH12NA024000ACAA heat pump system. The start capacitor delivers the high-voltage surge of electrical energy needed to kick the compressor into motion at startup. Once the compressor reaches operating speed, the start capacitor discharges and drops out of the circuit. When this capacitor fails, the compressor will hum but fail to start, repeatedly trip the breaker, or the system will lock out entirely — leaving you without cooling or heating.
Compatibility: Designed as a direct OEM replacement for the Carrier PH12NA024000ACAA heat pump. Always cross-reference the MFD rating and voltage on your unit's data plate before ordering. Cross-reference part numbers include: 1017H, 092A088B330CE7X, 88-108UF, 1403H. Have fitment questions? Our HVAC parts specialists confirm compatibility before your order ships — contact us today.