{"product_id":"carrier-hc1cjx048000abaa-control-board-6ymr4l","title":"OEM Carrier Defrost Control Board for HC1CJX048000ABAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board CESO110063-02 for Model HC1CJX048000ABAA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM defrost control board (part number \u003cstrong\u003eCESO110063-02\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier HC1CJX048000ABAA\u003c\/strong\u003e heat pump condenser. The defrost control board manages the defrost cycle timing and sequencing, monitoring outdoor coil temperature and initiating defrost mode to prevent ice buildup on the outdoor unit. When this board fails, common symptoms include a heat pump stuck in defrost mode, failure to initiate defrost (leading to a heavily iced outdoor coil), erratic short-cycling, or a complete system lockout with no heating or cooling output.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part Number CESO110063-02 | Defrost control board with integrated timer and temperature sensing logic | 24V control circuit compatible | Factory-matched for Carrier HC1CJX048000ABAA 4-ton heat pump condenser\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM Carrier board manufactured to exact factory specifications. Aftermarket boards may use lower-grade components with mismatched defrost timing intervals, leading to premature coil icing, compressor damage, or nuisance lockouts. The OEM board ensures precise defrost cycle management and long-term reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 24V and line-voltage control wiring from the existing board. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, and a phone or camera to photograph all wiring connections before removal. Always disconnect power at the disconnect box and verify zero voltage before touching any terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. In-stock and ships same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed and factory-specified for the \u003cstrong\u003eCarrier HC1CJX048000ABAA\u003c\/strong\u003e 4-ton heat pump condenser. Always verify the OEM part number \u003cstrong\u003eCESO110063-02\u003c\/strong\u003e on your existing board's label before ordering to confirm an exact match. If you have questions about fitment, our HVAC parts specialists are available to verify compatibility before you purchase — order with confidence and get back to comfort fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909333209459,"sku":"CARRIE-HC1CJX048000ABAA-CONTROL_BOARD-CESO110063-02","price":102.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909333242227,"sku":"CARRIE-HC1CJX048000ABAA-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_9feb03ae-2352-4a98-a98d-9b504cdab532.jpg?v=1782912714","url":"https:\/\/nationalhvacparts.com\/products\/carrier-hc1cjx048000abaa-control-board-6ymr4l","provider":"National HVAC Parts","version":"1.0","type":"link"}