{"product_id":"carrier-fa4anc036008aaaa-capacitor-42n3s0","title":"OEM Carrier Single Run Capacitor P291-1003 for FA4ANC036008AAAA","description":"\u003ch1\u003eOEM Carrier Single Run Capacitor P291-1003 for Model FA4ANC036008AAAA\u003c\/h1\u003e\u003cp\u003eThis OEM single run capacitor (part number \u003cstrong\u003eP291-1003\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier FA4ANC036008AAAA\u003c\/strong\u003e fan coil air handler. The run capacitor maintains a continuous phase-shifted electrical charge to keep the blower motor running at peak efficiency. When this component fails, you'll typically notice the blower motor humming but not spinning, the system short-cycling, or the air handler failing to move conditioned air altogether — even while the compressor runs normally at the outdoor unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Single run capacitor | Factory-matched MFD rating | 370V\/440V rated | Cylindrical case design | ±5% OEM tolerance for precise motor performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM Carrier capacitor built to exact factory specifications. Generic capacitors often carry a wider ±10% MFD tolerance, which can cause motor overheating, reduced efficiency, and shortened blower motor life — costing far more in the long run.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always discharge the capacitor fully before handling any terminals. Tools needed: 1\/4\" nut driver, insulated needle-nose pliers, and a multimeter to verify discharge. Photograph all wiring connections before removing the old capacitor to ensure correct reinstallation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty. Orders placed before cutoff ship the same business day from our climate-controlled parts warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the \u003cstrong\u003eCarrier FA4ANC036008AAAA\u003c\/strong\u003e fan coil air handler. Always verify the MFD rating and voltage printed on your existing capacitor or the unit's data plate before ordering to confirm an exact match. Not sure? Our HVAC parts specialists verify fitment at no charge — contact us before you order. \u003cstrong\u003eIn stock and ready to ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909566779763,"sku":"CARRIE-FA4ANC036008AAAA-CAPACITOR-P291-1003","price":20.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909566812531,"sku":"CARRIE-FA4ANC036008AAAA-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_c6df92c1-5b91-49cd-9913-d6e782e19bbb.jpg?v=1782936945","url":"https:\/\/nationalhvacparts.com\/products\/carrier-fa4anc036008aaaa-capacitor-42n3s0","provider":"National HVAC Parts","version":"1.0","type":"link"}