{"product_id":"carrier-ph13nr03000gaaaa-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA001 — PH13NR03000GAAAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA001 for Model PH13NR03000GAAAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM defrost control board (part number \u003cstrong\u003eHK32EA001\u003c\/strong\u003e) factory-specified for the \u003cstrong\u003eCarrier PH13NR03000GAAAA\u003c\/strong\u003e heat pump. The defrost control board monitors operating time and outdoor coil temperature to determine when frost has accumulated on the evaporator coil, then initiates and terminates the defrost cycle automatically. When this board fails, symptoms include a coil completely iced over, the unit running in continuous heating or cooling without ever defrosting, reduced system efficiency, or a heat pump that short-cycles due to high head pressure caused by frost-restricted airflow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HK32EA001 | Also cross-references: HK32EA007, CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Genuine Carrier factory replacement part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM boards are manufactured to exact Carrier factory tolerances with original connectors, ensuring correct defrost interval timing and reliable reversing valve sequencing. Generic boards can exhibit incorrect defrost timing that accelerates compressor wear or causes repeat freeze-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Disconnect power at the breaker before servicing. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone camera (photograph all wiring before disconnecting). Note defrost timer jumper position before removal and replicate on the new board. Always confirm thermostat demand is absent before powering up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. Ships same business day from our warehouse — order by 3 PM local time 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 PH13NR03000GAAAA\u003c\/strong\u003e heat pump. Also compatible with select Carrier, Bryant, and Payne heat pump models sharing the HK32EA001 board specification. Verify your unit's existing part number on the board label before ordering. Our HVAC parts specialists are available to confirm fitment — reach out before you buy for peace of mind.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641876795763,"sku":"CARRIE-PH13NR03000GAAAA-CONTROL_BOARD-HK32EA001","price":150.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641876828531,"sku":"CARRIE-PH13NR03000GAAAA-CONTROL_BOARD-HK32EA001-GEN","price":132.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA001_aceff4ff-d44e-44b7-9394-5bf2e3f364c5.jpg?v=1775026722","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr03000gaaaa-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}