{"product_id":"carrier-tchc2550hecmrah600-control-board-15t5bk","title":"OEM Carrier Defrost Control Board HK32EA005 — TCHC2550HECMRAH600","description":"\u003ch1\u003eOEM Carrier Defrost Control Board HK32EA005 for Model TCHC2550HECMRAH600\u003c\/h1\u003e\u003cp\u003eThis OEM defrost control board (part number \u003cstrong\u003eHK32EA005\u003c\/strong\u003e) is the factory-specified replacement for the \u003cstrong\u003eCarrier TCHC2550HECMRAH600\u003c\/strong\u003e heat pump system. The defrost control board monitors time, temperature, and pressure inputs to intelligently initiate and terminate the defrost cycle, preventing ice accumulation on the outdoor coil. When this board fails, you'll typically experience continuous ice buildup on the outdoor unit, a system stuck in defrost mode, failure to complete the defrost cycle, or a unit that short-cycles and locks out entirely — all of which severely degrade heating efficiency and can lead to compressor damage if left unaddressed.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HK32EA005 | OEM Carrier Factory Authorized Part | Also referenced as CEPL130856-01-R and CEBD430856-06-RA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board — not an aftermarket substitute. OEM boards use factory-calibrated defrost algorithms and certified relay ratings. Aftermarket boards can introduce erratic defrost timing, voided warranties, and premature system failures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Involves disconnecting 24V control wiring and line-voltage terminals. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, phone\/camera to photograph wiring before removal. Turn off all power at the disconnect and breaker before servicing. Professional installation recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for the \u003cstrong\u003eCarrier TCHC2550HECMRAH600\u003c\/strong\u003e heat pump. Verify your existing board's part number against HK32EA005 before ordering — cross-reference numbers CEPL130856-01-R and CEBD430856-06-RA also confirm fitment. Not sure if this is the right part? Our HVAC specialists verify fitment before every order — contact us today. \u003cstrong\u003eIn stock and ready to ship.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640275751283,"sku":"CARRIE-TCHC2550HECMRAH600-CONTROL_BOARD-HK32EA005","price":356.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640275784051,"sku":"CARRIE-TCHC2550HECMRAH600-CONTROL_BOARD-HK32EA005-GEN","price":313.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HK32EA005_83b9ed1c-997c-4cdd-b24a-176613fdb63d.jpg?v=1775026842","url":"https:\/\/nationalhvacparts.com\/products\/carrier-tchc2550hecmrah600-control-board-15t5bk","provider":"National HVAC Parts","version":"1.0","type":"link"}