{"product_id":"carrier-ph4gnaa30000aa-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA008 for PH4GNAA30000AA","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA008 for Model PH4GNAA30000AA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM defrost control board (part number \u003cstrong\u003eHK32EA008\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier PH4GNAA30000AA\u003c\/strong\u003e heat pump. The defrost board monitors outdoor coil temperature sensors and orchestrates timed transitions between heating and defrost modes to prevent damaging frost and ice accumulation on the outdoor coil. When this board fails, common symptoms include a coil that remains permanently iced over, a heat pump that never enters a defrost cycle, erratic defrost timing, or a system that locks out on fault codes related to defrost operation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM part HK32EA008 | Replaces HK32EA003 | Board ID: CEPL130433-02 \/ CEBD430433-09A | Selectable defrost intervals: 30, 60, 90, and 120 minutes | 24V control circuit compatible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM boards are manufactured by Carrier to exact factory specifications for guaranteed compatibility and reliability. Generic or third-party boards may lack precise defrost timing calibration, risking coil damage, reduced efficiency, and shortened compressor life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Disconnect and lock out power before servicing. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone\/camera for wiring documentation. Label all low-voltage wires before disconnecting. A speedup jumper on this board allows for accelerated defrost testing post-install to confirm proper operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock units ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003ePH4GNAA30000AA\u003c\/strong\u003e heat pump. Also cross-references Bryant and Payne models using the HK32EA003 or HK32EA008 board. Always verify your existing board's part number against the data plate inside the unit before ordering. Our fitment specialists are available to confirm compatibility before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641232281971,"sku":"CARRIE-PH4GNAA30000AA-CONTROL_BOARD-HK32EA008","price":292.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641232314739,"sku":"CARRIE-PH4GNAA30000AA-CONTROL_BOARD-HK32EA008-GEN","price":257.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA008_bb8090ad-b48d-4134-9a7f-310e642ec2a2.jpg?v=1775027161","url":"https:\/\/nationalhvacparts.com\/products\/carrier-ph4gnaa30000aa-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}