{"product_id":"carrier-py3pna030060aa-capacitor-wl8ahw","title":"OEM Carrier Dual Run Capacitor 45+5 MFD 370\/440V — PY3PNA030060AA","description":"\u003ch1\u003eOEM Carrier Dual Run Capacitor 45+5 MFD 370\/440V for Model PY3PNA030060AA\u003c\/h1\u003e\u003cp\u003eThis OEM dual run capacitor is the factory-specified replacement for the \u003cstrong\u003eCarrier PY3PNA030060AA\u003c\/strong\u003e air conditioning system, supplied under Carrier\/Totaline part numbers \u003cstrong\u003eP291-4553RS\u003c\/strong\u003e (original) and its current factory successor \u003cstrong\u003eP291-4554RS\u003c\/strong\u003e. A dual run capacitor serves as the electrical energy reservoir that starts and sustains both the compressor (HERM terminal, 45 MFD) and the condenser fan motor (FAN terminal, 5 MFD) simultaneously. When this capacitor weakens or fails, you'll typically hear a low hum with no motor movement, experience short-cycling, notice warm air coming from the unit, or find the compressor attempting to start but immediately tripping on thermal overload. Also included in this kit listing are single-run capacitors \u003cstrong\u003eP291-0403\u003c\/strong\u003e and \u003cstrong\u003eP291-1503\u003c\/strong\u003e for auxiliary motor circuits on this model.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 45+5 MFD (microfarad) | 370\/440V dual-rated | Round case, ~2\" diameter | ±6% tolerance | 50\/60 Hz | CBB65B rated | UL approved current interrupter | Non-PCB castor oil dielectric fluid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier\/Totaline OEM capacitor built to exact factory tolerances. Generic aftermarket capacitors often carry a ±10% MFD tolerance, which accelerates compressor wear, shortens motor life, and can void system warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Discharge the old capacitor fully before touching any terminals (use an insulated screwdriver across terminals). Tools needed: 1\/4\" nut driver, needle-nose pliers, multimeter (to confirm capacitance). Always photograph existing wiring before disconnecting. Label HERM, FAN, and COMMON terminals before removal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the Carrier model \u003cstrong\u003ePY3PNA030060AA\u003c\/strong\u003e. Cross-references include OEM part numbers P291-4553RS, P291-4554RS (current successor), P291-0403, P291-1503, and legacy cross HC98JA046. Verify the MFD rating and voltage on your unit's data plate before ordering — our fitment team is available to confirm compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640394830195,"sku":"CARRIE-PY3PNA030060AA-CAPACITOR-P291-4553RS","price":33.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640394862963,"sku":"CARRIE-PY3PNA030060AA-CAPACITOR-P291-4553RS-GEN","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-P291-4553RS_76be7fa9-6f68-4a18-90cc-12bb504c7423.jpg?v=1775028684","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3pna030060aa-capacitor-wl8ahw","provider":"National HVAC Parts","version":"1.0","type":"link"}