{"product_id":"carrier-ph3ana036000baaa-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA001 — PH3ANA036000BAAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA001 for Model PH3ANA036000BAAA\u003c\/h1\u003e\u003cp\u003eThis is the factory-specified OEM defrost control board (part number \u003cstrong\u003eHK32EA001\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier PH3ANA036000BAAA\u003c\/strong\u003e heat pump. The defrost control board monitors outdoor coil conditions and precisely times the defrost cycle — reversing refrigerant flow to melt accumulated frost from the outdoor coil before returning to heating mode. When this board fails, the most common symptoms include a coil that stays heavily iced or frosted over, the unit failing to initiate a defrost cycle at all, or the system locking out on a low-pressure fault caused by restricted airflow across a frozen coil. Replacing this board with the correct OEM part restores factory defrost timing logic and prevents compressor damage from sustained frost buildup.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HK32EA001 | Also supersedes: HK32EA007, CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Factory Authorized Carrier Replacement Parts division\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is the genuine Carrier OEM board — not an aftermarket clone. OEM boards maintain exact defrost initiation thresholds and termination logic. Generic boards often use looser timing tolerances that can result in over-defrost (efficiency loss) or under-defrost (coil icing and compressor strain).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Disconnect power at the disconnect box and wait 5 minutes before opening the control panel. Photograph all wiring connections and terminal labels before removing the old board. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, non-contact voltage tester. Note defrost time selection jumper setting before swapping boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Ships same business day from our warehouse — order by 3 PM for guaranteed same-day dispatch.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for the \u003cstrong\u003eCarrier PH3ANA036000BAAA\u003c\/strong\u003e heat pump (3-ton, R-410A). Cross-compatible with select Carrier, Bryant, and Payne heat pump models sharing the HK32EA001 board specification — always verify the part number on your existing board's label before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641435017587,"sku":"CARRIE-PH3ANA036000BAAA-CONTROL_BOARD-HK32EA001","price":118.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641435050355,"sku":"CARRIE-PH3ANA036000BAAA-CONTROL_BOARD-HK32EA001-GEN","price":104.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA001_4ca3381e-22d5-42f8-a9ae-51b608150db5.jpg?v=1775026779","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph3ana036000baaa-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}