{"product_id":"carrier-ph10ja030000ahaa-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA001 — PH10JA030000AHAA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA001 for Model PH10JA030000AHAA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier defrost control board (part number \u003cstrong\u003eHK32EA001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier PH10JA030000AHAA\u003c\/strong\u003e heat pump. The defrost control board monitors outdoor coil conditions and initiates timed defrost cycles to prevent frost and ice accumulation on the evaporator coil — a critical function in any heat pump operating in cold climates. When this board fails, the outdoor unit will ice over completely, efficiency drops sharply, and in severe cases the compressor can be damaged from liquid refrigerant slugging. Common failure symptoms include the unit failing to enter defrost mode, continuous icing of the outdoor coil, or the system short-cycling without completing a defrost sequence.\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\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e Genuine Carrier OEM boards are factory-calibrated with exact defrost timing sequences and relay specifications. Aftermarket clone boards often use off-tolerance relays and imprecise timing circuits, leading to premature re-icing or compressor stress. This is the real OEM part — not a copy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires shutting off power at the disconnect and breaker before accessing the control panel. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone\/camera to photograph wiring before disconnecting. Note defrost time selection jumper position before removal and replicate on the new board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. 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 for the \u003cstrong\u003eCarrier PH10JA030000AHAA\u003c\/strong\u003e heat pump. Also fits select Carrier, Bryant, and Payne heat pump models — verify your unit's data plate and existing part number before ordering. Cross-reference numbers: CEPL130524-01, CEBD430524-06A, 1173636, 1177927. Not sure it fits? Our HVAC parts specialists verify fitment before you buy — contact us today and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62642009309555,"sku":"CARRIE-PH10JA030000AHAA-CONTROL_BOARD-HK32EA001","price":241.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62642009342323,"sku":"CARRIE-PH10JA030000AHAA-CONTROL_BOARD-HK32EA001-GEN","price":212.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA001_42be39d0-5eb1-4fe4-8c27-a9667dd5f0f9.jpg?v=1775026644","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph10ja030000ahaa-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}