{"product_id":"carrier-pf4mna048t00aaaa-capacitor-42n4o5","title":"OEM Carrier Single Run Capacitor 15 MFD 370V for PF4MNA048T00AAAA","description":"\u003ch1\u003eOEM Carrier Single Run Capacitor 15 MFD 370V for Model PF4MNA048T00AAAA\u003c\/h1\u003e\u003cp\u003eThis OEM single run capacitor (part number \u003cstrong\u003eP291-1503\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier PF4MNA048T00AAAA\u003c\/strong\u003e air handler and fan coil system. The run capacitor maintains the continuous phase-shifted current that keeps the blower or condenser fan motor spinning at rated speed. When this capacitor weakens or fails, you'll notice symptoms such as a loud humming sound with no motor movement, sluggish or intermittent fan startup, overheating motor housings, or a system that trips its thermal overload repeatedly. Replacing a failing run capacitor promptly protects the motor windings from burnout — a far more expensive repair.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 15 MFD (microfarad) | 370V rated | Oval case form factor | ±5% factory tolerance | 50\/60 Hz | Non-PCB dielectric fluid | UL-approved current interrupter\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 run ±10% MFD deviation, which stresses motor windings over time and accelerates failure. OEM spec ensures proper motor torque and longevity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Capacitors store a lethal charge even after power is disconnected. Always discharge the capacitor using an insulated resistor tool before touching terminals. Tools needed: flathead screwdriver, needle-nose pliers, insulated discharge tool, multimeter (to verify MFD before and after). Photograph all wiring connections 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 stocked warehouse — order by 3 PM local time for guaranteed same-day dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as the direct OEM replacement for \u003cstrong\u003eCarrier model PF4MNA048T00AAAA\u003c\/strong\u003e. Always verify the MFD rating and voltage stamped on your existing capacitor's label before ordering. Note that Carrier sources capacitors from multiple approved manufacturers (including Totaline\/Genteq); the brand printed on the capacitor body may differ from Carrier, but the specifications and fitment are factory-matched. Questions about fitment? Our HVAC parts specialists verify compatibility before you buy — contact us today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62643285066099,"sku":"CARRIE-PF4MNA048T00AAAA-CAPACITOR-P291-1503","price":28.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62643285098867,"sku":"CARRIE-PF4MNA048T00AAAA-CAPACITOR-P291-1503-GEN","price":25.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-P291-1503_bbde80ea-c503-40de-984e-1167485f6d4e.jpg?v=1775038831","url":"https:\/\/nationalhvacparts.com\/products\/carrier-pf4mna048t00aaaa-capacitor-42n4o5","provider":"National HVAC Parts","version":"1.0","type":"link"}