{"product_id":"carrier-ha1bjx030000adaa-capacitor-upzmv8","title":"OEM Carrier Dual Run \u0026 Start Capacitor Kit for HA1BJX030000ADAA","description":"\u003ch1\u003eOEM Carrier Dual Run \u0026amp; Start Capacitor Kit for Model HA1BJX030000ADAA\u003c\/h1\u003e\u003cp\u003eThis factory-matched OEM capacitor kit contains both the \u003cstrong\u003edual run capacitor (P291-3554RS)\u003c\/strong\u003e and the \u003cstrong\u003estart capacitor (P281-8806)\u003c\/strong\u003e for the Carrier \u003cstrong\u003eHA1BJX030000ADAA\u003c\/strong\u003e split-system air conditioner. Capacitors are among the most failure-prone components in any AC system — the dual run capacitor keeps the compressor and condenser fan motor running efficiently, while the start capacitor delivers the extra torque needed to kick the compressor into motion. When either fails, you'll experience symptoms such as a loud hum with no compressor start, a condenser fan that spins slowly or not at all, repeated tripped breakers, or the system short-cycling within the first few minutes of operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Parts \u0026amp; Specs:\u003c\/strong\u003e P291-3554RS Dual Run Capacitor — round case, 440V rated, factory-matched MFD tolerance ±3%; P281-8806 Start Capacitor — high-capacitance boost for hard-start conditions, voltage-rated to OEM spec. Verify exact MFD values on your unit's data plate before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e Genuine Carrier OEM capacitors are manufactured to exact factory tolerance specifications. Aftermarket alternatives frequently ship at ±10% MFD variance, which accelerates compressor winding wear, shortens motor life, and can void equipment warranties. Replacing both capacitors together eliminates the risk of a second service call when a marginal unit fails shortly after.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 2\/5\u003c\/strong\u003e — Always disconnect power at the disconnect block and breaker before opening the cabinet. Capacitors hold a lethal charge even after power is removed — discharge using an insulated resistor or capacitor discharge tool before touching any terminals. Tools needed: 1\/4\" nut driver, needle-nose pliers, multimeter (capacitance mode). Photograph all wiring connections before removing any terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty \u0026amp; Shipping:\u003c\/strong\u003e Backed by a 1-year OEM factory warranty against defects. Orders placed before our same-day cutoff ship directly from our warehouse — no waiting on backorders for these high-demand components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility \u0026amp; Ordering Note:\u003c\/strong\u003e This kit is specified for the Carrier \u003cstrong\u003eHA1BJX030000ADAA\u003c\/strong\u003e condenser unit. Always confirm the MFD rating and voltage printed on your existing capacitors against your unit's data plate before finalizing your order. Our HVAC parts specialists are available to verify fitment — reach out before you buy if you have any questions. \u003cstrong\u003eIn stock and ready to ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909363290483,"sku":"CARRIE-HA1BJX030000ADAA-CAPACITOR-P291-3554RS","price":25.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909363323251,"sku":"CARRIE-HA1BJX030000ADAA-CAPACITOR-P291-3554RS-GEN","price":21.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-capacitor-start-P291-3554RS_a6a252fa-0c0a-49d6-86b0-6565dc00cdf3.jpg?v=1782915478","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ha1bjx030000adaa-capacitor-upzmv8","provider":"National HVAC Parts","version":"1.0","type":"link"}