{"product_id":"carrier-u19x175u60b-control-board-167b2b","title":"OEM Carrier Circuit Board Control Board for U19X175U60B — HH680001","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model U19X175U60B\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier U19X175U60B\u003c\/strong\u003e. The control board serves as the central command center of your HVAC system — it orchestrates power delivery to the inducer motor, igniter, gas valve, blower motor, and all safety switches. When this board fails, symptoms include a system that won't power on, repeated lockout fault codes, erratic cycling, or individual components that stop responding despite receiving 24V signals. A faulty board is often the last diagnosis after other components have been ruled out.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also replaces: 58GA680087, P771-1003, 75598, 58GA75598 | Genuine Carrier factory-original board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM Carrier board — not an aftermarket clone. OEM boards are factory-programmed with the exact timing sequences, fault logic, and component tolerances required for the U19X175U60B. Aftermarket boards risk mistimed ignition sequences, false lockouts, and voided equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Disconnect power at the breaker and confirm 0V before touching any terminals. Tools needed: Phillips and flathead screwdrivers, needle-nose pliers, phone\/camera to photograph all wiring connections before removal. A multimeter is strongly recommended to confirm 24V control circuit integrity before condemning the board. Professional installation is advised.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory 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 Carrier \u003cstrong\u003eU19X175U60B\u003c\/strong\u003e. Cross-references include legacy part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — verify your existing board's part number against these before ordering. Not sure it fits? Our HVAC parts specialists verify fitment at no charge before you buy. Order today for same-day dispatch.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640245473651,"sku":"CARRIE-U19X175U60B-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640245506419,"sku":"CARRIE-U19X175U60B-CONTROL_BOARD-HH680001-GEN","price":761.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_51b7aa62-3f23-4a48-b6c0-ffa00f5183cc.jpg?v=1775018457","url":"https:\/\/nationalhvacparts.com\/products\/carrier-u19x175u60b-control-board-167b2b","provider":"National HVAC Parts","version":"1.0","type":"link"}