{"product_id":"carrier-ph13nr04800gafaa-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA001 for PH13NR04800GAFAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA001 for Model PH13NR04800GAFAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM defrost control board (part number \u003cstrong\u003eHK32EA001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier PH13NR04800GAFAA\u003c\/strong\u003e heat pump. The defrost control board monitors outdoor coil conditions and governs the defrost cycle — reversing refrigerant flow to melt frost accumulation off the outdoor coil. When this board fails, the outdoor unit will ice over completely, heat output will drop sharply, or the system may lock out entirely. Common failure symptoms include continuous frost buildup on the outdoor coil, the unit running in cooling mode during heating demand, or a system that never initiates a defrost cycle.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HK32EA001 | Also cross-references CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Factory Authorized Carrier Replacement Components Division part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e Genuine OEM boards are manufactured to exact Carrier factory tolerances with original connectors and pre-set defrost timing intervals. Aftermarket boards often use approximate timing circuits that can cause premature defrost cycling or insufficient defrost duration, leading to repeat coil icing and compressor damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 24V control wiring harness and line-voltage connections at the board. Tools needed: Phillips and flat-head screwdrivers, needle-nose pliers, multimeter, phone\/camera to photograph wiring before disassembly. Always lock out\/tag out power before servicing. Verify defrost timing jumper settings after installation.\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 stocking warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier PH13NR04800GAFAA\u003c\/strong\u003e 4-ton heat pump. Also compatible with select Carrier, Bryant, and Payne heat pump models — verify your model and data plate before ordering. Need help confirming fitment? Our HVAC parts specialists verify compatibility before you buy. \u003cstrong\u003eOrder now and ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641856479603,"sku":"CARRIE-PH13NR04800GAFAA-CONTROL_BOARD-HK32EA001","price":302.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641856512371,"sku":"CARRIE-PH13NR04800GAFAA-CONTROL_BOARD-HK32EA001-GEN","price":265.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA001_ee30db89-ca6a-4906-944f-66fb5e546757.jpg?v=1775026477","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph13nr04800gafaa-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}