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The run capacitor in your Carrier UPFLOW080FAUHC12 is the electrical component that supplies the steady, phase-shifted current the blower motor needs to keep turning once it's up to speed. It works continuously while the motor runs, smoothing current and maintaining torque. When it weakens you'll notice the blower humming but failing to start, reduced airflow, a motor that runs hot and trips the breaker, or repeated short-cycling and no-heat complaints. A bulged top or leaking oil means the capacitor has failed. This OEM-grade replacement carries the precise MFD (microfarad) and voltage rating (commonly 370V or 440V) Carrier designed for this furnace, held to a tight ±5% OEM tolerance. Correct capacitance keeps the motor's amp draw and operating temperature within spec. Match the MFD and voltage printed on your old capacitor before ordering. Why OEM matters: when capacitance drifts out of range, the motor draws excess current and overheats. Generic capacitors often arrive at ±10–15% tolerance with cheaper dielectric that degrades faster in heat, stressing the blower windings and cutting motor life short. Paying for the right cap protects a much pricier motor. Install difficulty: 2/5. Tools: 1/4" nut driver, insulated needle-nose pliers, and a multimeter to verify the failed cap. #1 safety warning — capacitors store a dangerous charge even after power is off; kill the breaker AND discharge the capacitor with an insulated resistor across its terminals before handling the wiring. Ships same business day from our stocked warehouse on orders placed before 3 PM CST. Backed by a 1-year OEM warranty and 30-day hassle-free returns on uninstalled parts.
This part is compatible with Carrier model UPFLOW080FAUHC12. Always verify the part number against your unit's data plate before ordering.
OEM parts are manufactured to the exact factory specifications for your unit. Generic aftermarket alternatives may fit physically but often use lower-rated components that reduce equipment life and void manufacturer warranties. When the cost difference between OEM and generic is $10-30, the OEM part is always the smarter investment on a system worth $5,000-$15,000.
Same-day shipping on orders before 3 PM CST. Standard delivery 2-5 business days, express options available at checkout. 30-day hassle-free returns on uninstalled parts — free return shipping included. 1-year OEM factory warranty coverage.