OEM Guaranteed
Same-Day Ship
30-Day Returns
Secure Checkout
The run capacitor in your Carrier 09DE164C100 stores and releases the phase-shifted charge that gives the compressor and condenser fan motor both their starting torque and steady running current. When capacitance fades, the motors can't make full torque — you'll hear a low hum at the condenser, watch the fan stall or struggle, feel the unit short-cycle on its overload, or find the breaker tripping at the call for cooling. A bulged, domed, or leaking top means the cap is finished, and warm supply air with a climbing power bill often shows up first as the compressor pulls locked-rotor amps trying to start. Run capacitors are rated in microfarads (MFD/µF) and voltage (370V or 440V VAC). This OEM unit holds Carrier's factory capacitance within a tight ±5% tolerance and is rated for continuous duty at the design voltage. On a dual-run cap, match the separate HERM (compressor) and FAN values stamped on the can precisely. OEM matters because capacitance directly controls how hard the compressor works. A generic with a ±10–15% tolerance that drifts off-value forces excess current through the compressor windings, overheating the insulation and stealing years of compressor life. The factory-matched MFD keeps that current where the engineers intended. Install difficulty: 2 of 5. Tools: 1/4" nut driver, insulated needle-nose pliers, and a multimeter for confirming the reading. SAFETY: a charged capacitor holds a potentially lethal jolt — discharge it across the terminals with an insulated screwdriver and open the disconnect before touching any 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 09DE164C100. 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.