OEM Carrier Single Run Capacitor (P291-0403 / P291-1503) for Model PY1PPB048130ABAA

This OEM single run capacitor is the factory-specified replacement for the Carrier PY1PPB048130ABAA packaged heat pump unit. The run capacitor provides the sustained phase-shifted current needed to keep either the compressor or the condenser/blower fan motor spinning at rated efficiency. When this component fails, you'll notice symptoms like a humming unit that won't start, a motor that struggles to spin up and trips on thermal overload, or a system that short-cycles within the first few minutes of operation — all signs of a capacitor that can no longer hold its rated charge.

• OEM Part Numbers: P291-0403 (primary) | P291-1503 (alternate/superseded) — both are factory-authorized replacements for the Carrier PY1PPB048130ABAA. Always verify the MFD and voltage rating on your unit's data plate before ordering.
• OEM vs. Generic: This is a genuine OEM Carrier capacitor manufactured to exact factory tolerance (typically ±3% MFD). Generic aftermarket capacitors often carry a ±10% tolerance, which accelerates motor winding stress, shortens compressor life, and can void equipment warranties.
• Install Difficulty: 2/5 — A capacitor swap is a straightforward repair for qualified technicians. Required tools: insulated screwdriver, 1/4" nut driver, needle-nose pliers, and a multimeter capable of capacitance testing. Critical safety step: Always discharge the capacitor fully before touching any terminals — capacitors can retain a lethal charge even after power is removed.
• Warranty & Shipping: Backed by a 1-year OEM factory warranty. In stock and ships same business day from our warehouse when ordered before the daily cutoff.

Compatibility: Engineered as a direct OEM drop-in replacement for the Carrier PY1PPB048130ABAA packaged heat pump. This single run capacitor supports either the compressor circuit or fan motor circuit depending on your unit's wiring configuration — confirm the single-capacitor layout via your wiring diagram or control board label before installation. Have questions about fitment? Our HVAC parts specialists verify compatibility before you order — reach out via chat or phone.