{"product_id":"carrier-fb4anf030008acaa-capacitor-42n3s0","title":"OEM Carrier Single Run Capacitor P291-1003 for FB4ANF030008ACAA","description":"\u003ch1\u003eOEM Carrier Single Run Capacitor P291-1003 for Model FB4ANF030008ACAA\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM single run capacitor (part number \u003cstrong\u003eP291-1003\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier FB4ANF030008ACAA\u003c\/strong\u003e air handler. The run capacitor maintains a continuous phase-shifted current to keep the blower motor running at peak efficiency. When it degrades or fails, the blower motor may hum without starting, run sluggishly, overheat, or cause the air handler to trip on thermal overload — leaving your system unable to move conditioned air through the home.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Single run capacitor | Factory OEM-matched MFD rating | 370V or 440V rated | Cylindrical case design | Tight factory tolerance (±3% or better) for motor longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM unit is built to Carrier's exact capacitance and voltage specifications. Off-brand replacements often carry ±10% MFD tolerances, causing premature motor wear, reduced efficiency, and potential compressor or motor failure over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always discharge the capacitor fully before handling using an insulated resistor or discharge tool. Tools needed: 1\/4\" nut driver, needle-nose pliers, and a multimeter for verification. Photograph all wiring connections before disconnecting the old capacitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty. In stock and ships same business day from our warehouse — get your system back up fast.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the \u003cstrong\u003eCarrier FB4ANF030008ACAA\u003c\/strong\u003e residential air handler. Always verify the MFD rating and voltage printed on your existing capacitor's label or the unit's data plate before ordering to ensure an exact match. Not sure? Our HVAC parts specialists are available to confirm fitment before you buy. Order today and enjoy same-day shipping on all in-stock parts.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909544268147,"sku":"CARRIE-FB4ANF030008ACAA-CAPACITOR-P291-1003","price":20.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909544300915,"sku":"CARRIE-FB4ANF030008ACAA-CAPACITOR-P291-1003-GEN","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-round-single-P291-1003_12fcba20-d720-4a9a-a868-d0be1bef7874.jpg?v=1782936954","url":"https:\/\/nationalhvacparts.com\/products\/carrier-fb4anf030008acaa-capacitor-42n3s0","provider":"National HVAC Parts","version":"1.0","type":"link"}