{"product_id":"carrier-hc1bnx030000aaaa-control-board-6ymr4l","title":"OEM Carrier Defrost Control Board for HC1BNX030000AAAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board CESO110063-02 for Model HC1BNX030000AAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM defrost control board (part number \u003cstrong\u003eCESO110063-02\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier HC1BNX030000AAAA\u003c\/strong\u003e heat pump. The defrost control board manages the timed defrost cycles that prevent ice buildup on the outdoor coil during heating operation. When this board fails, the outdoor unit may freeze over completely, causing loss of heating capacity, compressor damage, or the system entering a continuous lockout. Common failure symptoms include the outdoor coil icing up with no defrost cycle initiating, erratic defrost timing, or the reversing valve failing to switch during the defrost sequence.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM part number CESO110063-02 | Factory-programmed defrost timing logic | 24V control circuit compatible | Direct drop-in replacement with no re-programming required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM board ships pre-configured with Carrier's exact defrost interval and termination logic for the HC1BNX030000AAAA. Aftermarket boards frequently use generic timing that causes under- or over-defrosting, shortening compressor and coil life significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Disconnect power at the breaker and verify zero voltage with a multimeter before proceeding. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone camera to photograph all wiring connections prior to removal. Transfer wiring terminal by terminal to avoid errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock units ship same business day when ordered before 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eHC1BNX030000AAAA\u003c\/strong\u003e 2.5-ton heat pump condenser. Always cross-reference your unit's data plate and existing board part number against CESO110063-02 before ordering. Our HVAC parts specialists are available to verify fitment — contact us before you order if you have any questions. Orders placed today ship from our climate-controlled warehouse via expedited carrier.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909339959667,"sku":"CARRIE-HC1BNX030000AAAA-CONTROL_BOARD-CESO110063-02","price":102.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909339992435,"sku":"CARRIE-HC1BNX030000AAAA-CONTROL_BOARD-CESO110063-02-GEN","price":60.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-defrost-CESO110063-02_9864952f-1c21-4f47-ab0e-8c4531b29d8e.jpg?v=1782912706","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hc1bnx030000aaaa-control-board-6ymr4l","provider":"National HVAC Parts","version":"1.0","type":"link"}