{"title":"Circuit Boards","description":null,"products":[{"product_id":"carrier-upflow200u6020a-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board for UPFLOW200U6020A","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model UPFLOW200U6020A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e), factory-specified for the \u003cstrong\u003eCarrier UPFLOW200U6020A\u003c\/strong\u003e upflow gas furnace. The control board is the central command module of your furnace — it orchestrates ignition sequencing, inducer and blower motor timing, pressure switch verification, flame sensing, and fault code diagnostics. When this board fails, symptoms typically include complete no-heat lockout, erratic cycling, unresponsive thermostat calls, or persistent fault codes that cannot be cleared by a reset alone.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part Number HH680001 | Replaces 58GA680087, P771-1003, 58GA75598, and 75598 | Factory-matched integrated furnace control (IFC) board | Designed for Carrier upflow gas furnace platform\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 include factory-programmed timing sequences, diagnostic LED logic, and exact connector layouts. Aftermarket boards frequently misfire ignition timing or misread pressure switch signals, leading to repeat service calls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires disconnecting line voltage and 24V control wiring across multiple harnesses. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, smartphone or camera to photograph all wiring connections before removal. Always shut off gas supply and disconnect power at the breaker before starting. Recommend a qualified HVAC technician for this repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against manufacturing defects. 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 Directly fits the \u003cstrong\u003eCarrier UPFLOW200U6020A\u003c\/strong\u003e upflow gas furnace. Also cross-references OEM part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — verify your existing board's part number against these references before ordering. Questions about fitment? Our HVAC parts specialists confirm compatibility before your order ships.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640224076147,"sku":"CARRIE-UPFLOW200U6020A-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640224108915,"sku":"CARRIE-UPFLOW200U6020A-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_e0231e5d-e02a-4f09-bf4f-051abec343b4.jpg?v=1775023077"},{"product_id":"carrier-upflow175u6019a-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board for UPFLOW175U6019A — HH680001","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model UPFLOW175U6019A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit board (part number HH680001) — the factory-specified replacement for the \u003cstrong\u003eCarrier UPFLOW175U6019A\u003c\/strong\u003e upflow gas furnace. The integrated furnace control (IFC) board serves as the central brain of your heating system, orchestrating ignition sequencing, blower fan timing, inducer operation, safety circuit monitoring, and thermostat communication. When the control board fails, symptoms typically include a complete system lockout, erratic or intermittent heating, failure to initiate ignition, blower running continuously or not at all, or flashing diagnostic fault codes on the board's LED indicator.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HH680001 (cross-reference: 0854680) | Genuine OEM Carrier replacement | Engineered specifically for the UPFLOW175U6019A upflow furnace platform\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a factory-original Carrier board — not a third-party clone. OEM boards preserve factory-calibrated timing sequences, safety lockout thresholds, and diagnostic LED codes. Aftermarket boards may not replicate all safety functions accurately, risking nuisance lockouts or premature component wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires shutting off power and gas, photographing all wiring harness connections before removal, and carefully transferring connectors one-by-one. A multimeter is recommended to verify 24V control voltage prior to installation. Professional installation is strongly advised if you are unfamiliar with furnace wiring schematics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty \u0026amp; Shipping:\u003c\/strong\u003e 1-year OEM manufacturer warranty against defects. In stock and 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 Carrier \u003cstrong\u003eUPFLOW175U6019A\u003c\/strong\u003e upflow gas furnace. Always verify your existing board's part number and confirm HH680001 is printed on the board label before ordering. Our team is available to verify fitment — contact us before checkout if you have any questions. \u003cstrong\u003eOrder now for same-day shipping!\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640224928115,"sku":"CARRIE-UPFLOW175U6019A-CONTROL_BOARD-HH680001","price":499.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640224960883,"sku":"CARRIE-UPFLOW175U6019A-CONTROL_BOARD-HH680001-GEN","price":439.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_825547c6-8c88-4d9c-ab99-ca351833375f.jpg?v=1775023072"},{"product_id":"carrier-upflow175u6019-control-board-167b2b","title":"OEM Carrier Control Board for UPFLOW175U6019","description":"\u003ch1\u003eCarrier OEM Control Board for UPFLOW175U6019\u003c\/h1\u003e\u003cp\u003eDirect OEM replacement Control Board for \u003cstrong\u003eCarrier UPFLOW175U6019\u003c\/strong\u003e. Part number: \u003cstrong\u003eHH680001\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement — exact factory specifications\u003c\/li\u003e\n\u003cli\u003eSame-day shipping on orders before 3PM CST\u003c\/li\u003e\n\u003cli\u003e1-year OEM warranty included\u003c\/li\u003e\n\u003cli\u003eOur team verifies fitment before you order\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompatible with Carrier model UPFLOW175U6019. Ships from our Houston-area warehouse.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640225976691,"sku":"CARRIE-UPFLOW175U6019-CONTROL_BOARD-HH680001","price":231.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640226009459,"sku":"CARRIE-UPFLOW175U6019-CONTROL_BOARD-HH680001-GEN","price":203.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_429f3c1e-6e92-4b04-92fa-7993af7ae033.jpg?v=1775025289"},{"product_id":"carrier-upflow175u6020a-control-board-167b2b","title":"OEM Carrier Circuit Board Control Board HH680001 — UPFLOW175U6020A","description":"\u003ch1\u003eOEM Carrier Circuit Board HH680001 for Model UPFLOW175U6020A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e), the factory-specified replacement control board for the \u003cstrong\u003eCarrier UPFLOW175U6020A\u003c\/strong\u003e upflow gas furnace. The integrated furnace control (IFC) board is the central command unit of your heating system — it orchestrates sequencing for the inducer motor, ignition, gas valve, blower, and all safety circuits. When this board fails, you may experience symptoms including a complete no-heat lockout, erratic or incomplete ignition sequences, failure to advance through heating stages, or intermittent short-cycling with no clear fault code pattern. In many cases, all other components will check out good while the board itself is the root cause.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Carrier OEM Part #HH680001 | Replaces legacy part numbers 58GA680087, P771-1003, 75598, and 58GA75598 | Factory-matched firmware and relay configuration for UPFLOW175U6020A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM Carrier board — not a third-party clone. Aftermarket control boards frequently suffer from relay tolerance issues, incorrect fault code logic, and incompatible firmware, all of which can cause repeat failures or unsafe operation. The OEM board ensures exact relay ratings, timing sequences, and diagnostic LED behavior as originally engineered.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires shutting off 120V power and gas supply. Label and photograph ALL wiring harness connections before disconnecting. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, phone\/camera for documentation. Strongly recommended for licensed HVAC technicians. Improper wiring can damage new board immediately.\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 stocked warehouse. Cross-reference your existing board's part number label before ordering to confirm revision match.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as a direct OEM replacement for the \u003cstrong\u003eCarrier UPFLOW175U6020A\u003c\/strong\u003e upflow gas furnace. Also replaces legacy cross-reference part numbers 58GA680087, P771-1003, 75598, and 58GA75598. Verify the part number printed on your existing board's label prior to ordering. Have questions about fitment? Our HVAC parts specialists confirm compatibility before you buy — call or chat today. \u003cstrong\u003eIn stock and ships same business day.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640226042227,"sku":"CARRIE-UPFLOW175U6020A-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640226074995,"sku":"CARRIE-UPFLOW175U6020A-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_408b24fe-e9df-41c9-bd9e-5952861d1363.jpg?v=1775018469"},{"product_id":"carrier-upflow175u6019x-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board for UPFLOW175U6019X","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model UPFLOW175U6019X\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit control board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier UPFLOW175U6019X\u003c\/strong\u003e upflow furnace. The integrated furnace control (IFC) board is the nerve center of your heating system — it orchestrates the ignition sequence, monitors safety switches, drives the inducer and blower motors, and controls gas valve staging. When this board fails, you may experience a complete no-heat condition, repeated ignition lockouts, erratic blower behavior, or diagnostic fault codes that cannot be cleared. Always confirm the board is at fault before replacing it, as pressure switches, flame sensors, and limit switches can produce similar symptom profiles.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HH680001 | Also replaces: 58GA680087, P771-1003, 75598, 58GA75598 | Genuine Carrier OEM replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a factory-original board — not an aftermarket clone. OEM boards retain exact microcontroller firmware, relay ratings, and terminal layout, eliminating compatibility guesswork and ensuring diagnostic fault codes behave as designed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Disconnect power and gas before beginning. Photograph all wiring harness connections before removal. Tools needed: nut driver set, needle-nose pliers, multimeter for pre\/post voltage verification. Recommend a qualified HVAC technician for this repair.\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 as the direct factory replacement for the \u003cstrong\u003eCarrier UPFLOW175U6019X\u003c\/strong\u003e upflow gas furnace. Cross-references OEM part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — verify your existing board's part number against the data label before ordering. Questions about fitment? Our parts team verifies compatibility before you buy. \u003cstrong\u003eOrder today and ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640226173299,"sku":"CARRIE-UPFLOW175U6019X-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640226206067,"sku":"CARRIE-UPFLOW175U6019X-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_0b37a6ba-e8e3-4394-b6e4-17ab40612563.jpg?v=1775023075"},{"product_id":"carrier-upflow150u6019a-control-board-167b2b","title":"OEM Carrier Control Board (Circuit Board) HH680001 — UPFLOW150U6019A","description":"\u003ch1\u003eOEM Carrier Furnace Control Board HH680001 for Model UPFLOW150U6019A\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 UPFLOW150U6019A\u003c\/strong\u003e upflow furnace. The control board is the central command module of your furnace — it sequences the inducer motor, igniter, gas valve, and blower in precise timed cycles. When it fails, you may experience symptoms such as a complete no-heat condition, repeated hard lockouts, erratic blower operation, failure to ignite, or status LED fault codes that cannot be cleared by resetting the thermostat.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also replaces: 58GA680087, P771-1003, 75598, 58GA75598 | Factory-matched to Carrier UPFLOW150U6019A specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM board — not an aftermarket clone. Third-party control boards often lack exact firmware timing, relay ratings, and connector pinouts, leading to misdiagnosis or repeat failures. Always use OEM on control boards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Requires shutting off 120V power and gas supply before beginning. Tools needed: ¼\" and 5\/16\" nut drivers, needle-nose pliers, smartphone (to photograph all wiring harness connections before disconnecting). Note all diagnostic LED flash codes before removing the old board. Not recommended as a first DIY repair — consult a licensed HVAC technician if uncertain.\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 warehouse when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed and factory-matched for the \u003cstrong\u003eCarrier UPFLOW150U6019A\u003c\/strong\u003e upflow gas furnace. Verify your existing board's part number against HH680001 and the listed cross-references before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you purchase — contact us before ordering.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640227090803,"sku":"CARRIE-UPFLOW150U6019A-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640227123571,"sku":"CARRIE-UPFLOW150U6019A-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_f9b07dab-08a5-41ea-b0dc-ed2b4ab3e987.jpg?v=1775023054"},{"product_id":"carrier-upflow150u6019-control-board-167b2b","title":"OEM Carrier Control Board HH680001 for UPFLOW150U6019","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model UPFLOW150U6019\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 UPFLOW150U6019\u003c\/strong\u003e upflow gas furnace. The integrated furnace control (IFC) board is the central command hub of your heating system — it sequences the inducer motor, igniter, gas valve, blower motor, and all safety switches in precise coordination. When this board fails, symptoms typically include a furnace that won't ignite, a system stuck in lockout, erratic blower behavior, or fault codes flashing on the LED diagnostic indicator with no corresponding resolution.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also supersedes: 58GA680087, P771-1003, 75598, 58GA75598 — Factory-matched for exact fit and full functionality on UPFLOW150U6019\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board, not a third-party substitute. Aftermarket boards frequently omit proprietary fault-code logic and may not honor all safety lockout sequences, creating liability and call-back risk. OEM ensures every relay timing, terminal assignment, and diagnostic routine matches factory spec precisely.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires shutting off 120V power and gas supply, photographing or labeling all terminal connections before removal, and carefully transferring wiring harnesses to the new board. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, phone\/camera for wiring documentation. Recommend a licensed HVAC technician for this repair.\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 NationalHVACParts.com warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as the direct OEM replacement for the \u003cstrong\u003eCarrier UPFLOW150U6019\u003c\/strong\u003e upflow gas furnace. Cross-references include legacy part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — verify your existing board's part number against these references before ordering. Not sure if this is your board? Our parts specialists verify fitment before you place your order — reach out before you buy.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640227221875,"sku":"CARRIE-UPFLOW150U6019-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640227254643,"sku":"CARRIE-UPFLOW150U6019-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_4b27f3f0-28a8-4c9b-8aa2-b11ddc3fa976.jpg?v=1775025296"},{"product_id":"carrier-upflow150u6020a-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board for UPFLOW150U6020A — HH680001","description":"\u003ch1\u003eOEM Carrier Circuit Board (HH680001) for Model UPFLOW150U6020A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier circuit board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e), the factory-specified replacement control board for the \u003cstrong\u003eCarrier UPFLOW150U6020A\u003c\/strong\u003e upflow gas furnace. The control board serves as the command center of your heating system — managing ignition sequencing, blower fan timing, safety lockout logic, and two-way communication with the thermostat. When this board fails, symptoms can include the furnace not heating, erratic cycling, unresponsive controls, or a system stuck in lockout mode with no diagnostic flash codes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Carrier factory-original circuit board | Exact plug-and-play fitment for UPFLOW150U6020A — no modifications required\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 carry factory-calibrated firmware, correct input\/output configurations, and proper diagnostic LED behavior. Aftermarket boards may have timing or logic variations that cause nuisance lockouts or shortened equipment life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires disconnecting low-voltage thermostat wiring, high-voltage line connections, and multiple harness connectors. \u003cstrong\u003eTools needed:\u003c\/strong\u003e flathead and Phillips screwdrivers, needle-nose pliers, smartphone or camera (photograph ALL wiring before removal), and a multimeter for post-install verification. Recommend qualified HVAC technician for installation.\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 when ordered by 5PM.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed specifically for the Carrier \u003cstrong\u003eUPFLOW150U6020A\u003c\/strong\u003e upflow gas furnace. Always cross-reference the part number on your existing board and verify model number on the unit's data plate before ordering. Our team is available to confirm fitment — reach out before you buy if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640227287411,"sku":"CARRIE-UPFLOW150U6020A-CONTROL_BOARD-HH680001","price":499.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640227320179,"sku":"CARRIE-UPFLOW150U6020A-CONTROL_BOARD-HH680001-GEN","price":439.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_e57bf372-a5ad-48c6-865d-5f24f658a4b0.jpg?v=1775023070"},{"product_id":"carrier-upflow150u4819x-control-board-167b2b","title":"OEM Carrier Control Board for UPFLOW150U4819X","description":"\u003ch1\u003eCarrier OEM Control Board for UPFLOW150U4819X\u003c\/h1\u003e\u003cp\u003eDirect OEM replacement Control Board for \u003cstrong\u003eCarrier UPFLOW150U4819X\u003c\/strong\u003e. Part number: \u003cstrong\u003eHH680001\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement — exact factory specifications\u003c\/li\u003e\n\u003cli\u003eSame-day shipping on orders before 3PM CST\u003c\/li\u003e\n\u003cli\u003e1-year OEM warranty included\u003c\/li\u003e\n\u003cli\u003eOur team verifies fitment before you order\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompatible with Carrier model UPFLOW150U4819X. 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Ships from our Houston-area warehouse.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640240296307,"sku":"CARRIE-UPFLOW100U3619X-CONTROL_BOARD-HH680001","price":231.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640240329075,"sku":"CARRIE-UPFLOW100U3619X-CONTROL_BOARD-HH680001-GEN","price":203.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_bb5d82bf-1231-4988-81fe-c4846b9c7c02.jpg?v=1775025268"},{"product_id":"carrier-upflow080u4219-control-board-167b2b","title":"OEM Carrier Furnace Control Board IFC for UPFLOW080U4219 — HH680001","description":"\u003ch1\u003eOEM Carrier Furnace Circuit Board (IFC) for Model UPFLOW080U4219 — Part HH680001\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier integrated furnace control (IFC) board, factory part number \u003cstrong\u003eHH680001\u003c\/strong\u003e, designed as the direct replacement for the \u003cstrong\u003eCarrier UPFLOW080U4219\u003c\/strong\u003e gas furnace. The control board is the command center of your heating system — it orchestrates the ignition sequence, manages inducer and blower fan timing, monitors all safety-circuit inputs, and communicates fault codes via onboard diagnostic LEDs. When this board fails, symptoms range from a completely unresponsive system and persistent lockout codes to erratic short-cycling, failed ignition attempts, or a blower that runs continuously without heat.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e HH680001 | Also replaces legacy cross-references 58GA680087, P771-1003, 75598, and 58GA75598\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine factory OEM board — not a universal aftermarket substitute. OEM boards are pre-programmed to the exact timing, staging, and safety parameters required by Carrier UPFLOW080U4219 furnaces, ensuring full compatibility with all connected safeties, sensors, and thermostats without field reprogramming.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Board replacement involves disconnecting 120V line-voltage wiring harnesses, low-voltage thermostat leads, and multiple safety-circuit terminals. Photograph all wiring before removal. Tools needed: Phillips and flathead screwdrivers, needle-nose pliers, multimeter for input voltage verification, and ESD wrist strap recommended to protect onboard electronics. We strongly recommend a licensed HVAC technician perform this repair.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty against defects in materials and workmanship. Ships same business day from our warehouse when ordered by 3 PM local time.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eUPFLOW080U4219\u003c\/strong\u003e upflow gas furnace. Verify your unit's model and serial data plate before ordering. Cross-reference part numbers 58GA680087, P771-1003, 75598, and 58GA75598 are confirmed replacements. Not sure it fits? Our HVAC parts specialists verify fitment before you order — contact us today and we'll get your furnace back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640243310963,"sku":"CARRIE-UPFLOW080U4219-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640243343731,"sku":"CARRIE-UPFLOW080U4219-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_88bbd0fd-adc2-4429-a588-e0db647a16f8.jpg?v=1775031417"},{"product_id":"carrier-upflow080u36w19-control-board-167b2b","title":"OEM Carrier Control Board HH680001 for UPFLOW080U36W19","description":"\u003ch1\u003eOEM Carrier Furnace Control Board HH680001 for Model UPFLOW080U36W19\u003c\/h1\u003e\u003cp\u003eThe \u003cstrong\u003eCarrier HH680001 circuit board\u003c\/strong\u003e is the factory-specified integrated furnace control (IFC) replacement for the \u003cstrong\u003eUPFLOW080U36W19\u003c\/strong\u003e upflow gas furnace. This board serves as the central command hub of your heating system — sequencing ignition, managing inducer and blower motor operation, monitoring safety limits, and processing thermostat signals. When the control board fails, symptoms typically include hard lockouts with no ignition attempt, erratic or intermittent heating cycles, unresponsive thermostat calls, or fault codes that cannot be cleared by resetting the system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Specs:\u003c\/strong\u003e OEM Carrier part number \u003cstrong\u003eHH680001\u003c\/strong\u003e | Also supersedes P771-1003, 58GA680087, 58GA75598, and 75598 | Factory-matched for UPFLOW080U36W19 80% AFUE upflow furnace configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine OEM Carrier board — not an aftermarket substitute. OEM boards carry pre-programmed timing sequences, proprietary diagnostic fault codes, and exact connector configurations matched to your furnace wiring harness. Generic boards may require field modifications and often void remaining equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires shutting off gas supply and 120V power, photographing all wire terminal connections before removal, and careful ESD (electrostatic discharge) handling. Tools needed: flat-head and Phillips screwdrivers, needle-nose pliers, phone\/camera for wiring documentation, and a multimeter for pre\/post verification. Professional installation strongly recommended for this part category.\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. Cross-references: P771-1003 | 58GA680087 | 58GA75598 | 75598.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct OEM replacement for the Carrier \u003cstrong\u003eUPFLOW080U36W19\u003c\/strong\u003e upflow 80% gas furnace. Verify your unit's data plate part number against HH680001 and its known superseded part numbers before ordering. If you are unsure of fitment, our parts verification team confirms compatibility before your order ships — contact us today and get your furnace back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640243376499,"sku":"CARRIE-UPFLOW080U36W19-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640243409267,"sku":"CARRIE-UPFLOW080U36W19-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_fb6f82d6-f725-40bd-a784-d91eb8a8025e.jpg?v=1775025291"},{"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"},{"product_id":"carrier-u19x175u60a-control-board-167b2b","title":"OEM Carrier Circuit Board Control Board for U19X175U60A — HH680001","description":"\u003ch1\u003eOEM Carrier HH680001 Circuit Board for Model U19X175U60A\u003c\/h1\u003e\u003cp\u003eThe \u003cstrong\u003eCarrier HH680001 Circuit Board\u003c\/strong\u003e is the factory OEM control board for the \u003cstrong\u003eCarrier U19X175U60A\u003c\/strong\u003e system. Acting as the central command center of your HVAC unit, this board orchestrates every critical function — from thermostat signal interpretation and ignition sequencing to blower fan timing and safety circuit monitoring. When the control board fails, you may experience complete system shutdown, inconsistent operation, erratic cycling, or a unit that won't respond to the thermostat at all. Replacing it with the correct OEM part ensures factory-matched performance and eliminates guesswork.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part Number HH680001 | Carrier-factory engineered circuit board | Direct plug-and-play replacement for U19X175U60A | All input\/output configurations factory-matched\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. Generic boards can introduce timing mismatches, false fault codes, and premature failures. OEM guarantees exact compatibility with your system's safety and sequencing logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires shutting off power at the disconnect and breaker before work begins. Photograph all wire connections before removal. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, phone\/camera for wiring documentation, multimeter for confirmation. Professional installation is strongly recommended to protect system warranty.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM manufacturer warranty. In-stock orders ship same business day from our warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as the direct OEM replacement circuit board for the \u003cstrong\u003eCarrier U19X175U60A\u003c\/strong\u003e. Always cross-reference the part number on your existing board's label before ordering to confirm fitment. Have questions about compatibility? Our HVAC parts specialists verify fitment before you buy — contact us before placing your order.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640245670259,"sku":"CARRIE-U19X175U60A-CONTROL_BOARD-HH680001","price":499.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640245703027,"sku":"CARRIE-U19X175U60A-CONTROL_BOARD-HH680001-GEN","price":439.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001.jpg?v=1775018454"},{"product_id":"carrier-u19x150u60b-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board for U19X150U60B — HH680001","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model U19X150U60B\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 U19X150U60B\u003c\/strong\u003e unit. The control board is the operational nerve center of your HVAC system — it sequences every major function including ignition staging, blower motor operation, safety circuit monitoring, and fault code diagnostics. When this board fails, the system may exhibit no-heat lockout, fail to initiate a heating cycle, short-cycle unexpectedly, or display fault codes with no other identifiable cause. Before replacing, always rule out more commonly failed components such as the flame sensor, pressure switch, and transformer.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also replaces: 58GA680087, P771-1003, 75598, 58GA75598 — factory-identical specification, no modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier-manufactured board with factory-programmed logic, matched timing sequences, and certified tolerance levels. Aftermarket boards may not replicate proprietary firmware or safety lockout behavior, risking system damage or voided equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Requires disconnecting 24V and line-voltage wiring harnesses, photographing or labeling all connectors before removal, and careful ESD handling. Tools needed: Phillips and flat-head screwdrivers, needle-nose pliers, multimeter. Professional installation strongly 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 — don't let a failed board leave your system down overnight.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Directly fits Carrier model \u003cstrong\u003eU19X150U60B\u003c\/strong\u003e. Verify your existing board's part number on the board label before ordering. Questions about fitment? Our HVAC parts specialists confirm compatibility before every order — call or chat us today.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640245866867,"sku":"CARRIE-U19X150U60B-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640245899635,"sku":"CARRIE-U19X150U60B-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_f6440ca4-b5b6-4bad-97e5-f196fd90b234.jpg?v=1775023067"},{"product_id":"carrier-u19x150u60a-control-board-167b2b","title":"OEM Carrier Circuit Control Board HH680001 for U19X150U60A","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model U19X150U60A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM factory replacement circuit control board for the \u003cstrong\u003eCarrier U19X150U60A\u003c\/strong\u003e. The control board serves as the central command hub of your HVAC system, orchestrating power distribution to all downstream components including the blower motor, inducer, igniter, and gas valve. When this board fails, symptoms typically include the system not starting at all, repeated lockout fault codes, intermittent or erratic operation, or components that energize out of sequence. Replacing it with the factory-matched OEM board — not a generic substitute — ensures proper timing, fault detection, and compatibility with all connected components.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also supersedes 58GA680087, P771-1003, 58GA75598, and 0118-2187 — confirm your original part number before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board manufactured to exact factory specifications. Aftermarket boards often lack proper fault-code logic, may use lower-grade capacitors and relays, and can introduce new failure modes. For a high-value component like a control board, OEM is always the right call.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Control board replacement requires disconnecting and reconnecting multiple low- and high-voltage harnesses. Tools needed: Philips and flathead screwdrivers, needle-nose pliers, multimeter, smartphone or camera to photograph all wiring before removal. Disconnect power at the breaker and verify zero voltage before proceeding. 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 as the factory-specified circuit control board replacement for \u003cstrong\u003eCarrier model U19X150U60A\u003c\/strong\u003e. Always verify the part number on your existing board's label before ordering to confirm fitment. Our team is available to verify compatibility before you purchase — just reach out. \u003cstrong\u003eOrder now and ship today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640246063475,"sku":"CARRIE-U19X150U60A-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640246096243,"sku":"CARRIE-U19X150U60A-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_b9e63b9a-f2aa-4e73-a3b8-b31b388aafc9.jpg?v=1775018479"},{"product_id":"carrier-u19x125u60b-control-board-167b2b","title":"OEM Carrier Circuit Board Control Board HH680001 — U19X125U60B","description":"\u003ch1\u003eOEM Carrier Circuit Board HH680001 for Model U19X125U60B\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM replacement circuit board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e) factory-specified for the \u003cstrong\u003eCarrier U19X125U60B\u003c\/strong\u003e. The integrated circuit board (IFC) serves as the central command hub of your HVAC system — it sequences the inducer motor, gas valve, igniter, blower, and all safety controls in a precise, timed operation. When this board fails, symptoms typically include system lockout with no heat output, erratic or intermittent operation, persistent fault codes on the LED diagnostic display, or a unit that simply will not respond to thermostat calls. Before replacing the board, verify that all safety switches, wiring harnesses, and fuses are intact — a shorted downstream component can take out a new board quickly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also supersedes: 58GA680087, P771-1003, 58GA75598, 75598\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board — factory-programmed with exact timing sequences, fault diagnostics, and safety lockout logic specific to your unit. Aftermarket boards often lack model-specific programming, leading to nuisance lockouts or unsafe operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — Requires disconnection of multiple wire harnesses, JST connectors, and low-voltage control wiring. Tools needed: 1\/4\" nut driver, needle-nose pliers, phone camera (photograph all wiring before removal), and a multimeter to verify 24V control voltage before condemning the board.\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 as the factory-matched replacement for \u003cstrong\u003eCarrier model U19X125U60B\u003c\/strong\u003e. Cross-references confirmed against superseded part numbers 58GA680087, P771-1003, and 58GA75598 — verify your existing board's part number against the data plate before ordering. Need help confirming fitment? 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Part number: \u003cstrong\u003eHH680001\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement — exact factory specifications\u003c\/li\u003e\n\u003cli\u003eSame-day shipping on orders before 3PM CST\u003c\/li\u003e\n\u003cli\u003e1-year OEM warranty included\u003c\/li\u003e\n\u003cli\u003eOur team verifies fitment before you order\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompatible with Carrier model U19X125U60A. 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The control board is the central command hub of your HVAC system — it orchestrates power distribution to every major component including the inducer motor, gas valve, igniter, blower motor, and flame sensor circuit. When this board fails, symptoms typically include a system that won't start, gets stuck in lockout mode, fires erratically, or shuts down immediately after ignition without an obvious mechanical cause. Before replacing the board, rule out simpler faults such as a tripped limit switch, failed igniter, or dirty flame sensor.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also replaces legacy part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — verify your existing board's part number before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a factory-genuine Carrier board, not an aftermarket clone. 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Ships from our Houston-area warehouse.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640248652147,"sku":"CARRIE-U19X080UW36B-CONTROL_BOARD-HH680001","price":231.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640248684915,"sku":"CARRIE-U19X080UW36B-CONTROL_BOARD-HH680001-GEN","price":203.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH680001_d352ed2e-a10a-47b6-8214-7f7e3a31f385.jpg?v=1775025250"},{"product_id":"carrier-u19x080uw36a-control-board-167b2b","title":"OEM Carrier Control Board Circuit Board HH680001 for U19X080UW36A","description":"\u003ch1\u003eOEM Carrier Circuit Control Board HH680001 for Model U19X080UW36A\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM factory replacement control board (part number \u003cstrong\u003eHH680001\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier U19X080UW36A\u003c\/strong\u003e furnace. The integrated furnace control (IFC) board is the central brain of your heating system — it sequences the inducer motor, hot surface igniter, gas valve, and blower fan in the correct firing order while continuously monitoring safety inputs from limit switches and pressure switches. When this board fails, you may experience a complete no-heat condition, a furnace stuck in lockout, intermittent cycling, or error codes flashing on the diagnostic LED. Because the board orchestrates every stage of the heating cycle, a fault here can mimic symptoms of other failed components — always verify the board is truly the cause before replacing.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH680001 | Also replaces legacy part numbers 58GA680087, P771-1003, 75598, and 58GA75598 — confirms backward compatibility across production runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier factory OEM board, not an aftermarket substitute. OEM boards carry factory-matched firmware, relay ratings, and terminal layouts, eliminating the risk of mismatched sequencing or false fault codes that aftermarket boards can introduce.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 4\/5\u003c\/strong\u003e — High-voltage and low-voltage wiring are both present. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, phone\/camera for wiring documentation, and a multimeter. Label and photograph every connector before disconnecting. Turn off power and gas at the unit before beginning. Recommended for qualified HVAC technicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Ships same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed as the direct factory replacement for \u003cstrong\u003eCarrier model U19X080UW36A\u003c\/strong\u003e. Always cross-reference your unit's data plate part number before ordering to confirm fitment — especially on units that may have had prior board revisions. Need help verifying? Our HVAC parts specialists confirm fitment before you buy. \u003cstrong\u003eOrder now for same-day shipping.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640248783219,"sku":"CARRIE-U19X080UW36A-CONTROL_BOARD-HH680001","price":865.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640248815987,"sku":"CARRIE-U19X080UW36A-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_c7684abd-a53f-4626-99eb-bf26b58fbf9f.jpg?v=1775023080"},{"product_id":"carrier-tjaccycrecomzr008c00-control-board-11kz9v","title":"OEM Carrier Economizer Control Board Kit HH63AW001 — TJACCYCRECOMZR008","description":"\u003ch1\u003eOEM Carrier Economizer Control Board Kit HH63AW001 for Model TJACCYCRECOMZR008C00\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM replacement \u003cstrong\u003eEconomizer Control Board Kit\u003c\/strong\u003e (Part No. \u003cstrong\u003eHH63AW001\u003c\/strong\u003e) engineered specifically for the \u003cstrong\u003eCarrier TJACCYCRECOMZR008C00\u003c\/strong\u003e commercial rooftop unit. The economizer control board manages the automated outside-air damper sequencing, free-cooling logic, demand-controlled ventilation signals, and fault diagnostics for your unit's economizer assembly. When this board fails, you may experience erratic damper behavior, a damper stuck fully open or closed, free-cooling lockout, fault codes on the unit controller, or a complete loss of economizer function — all of which directly impact energy efficiency, occupant comfort, and code compliance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Kit Part No. HH63AW001 | Factory-matched control logic for Carrier TJACCYCRECOMZR008C00 | Includes board and required mounting\/wiring hardware | 24V control circuit compatible\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 carry factory-programmed firmware and calibrated sensor thresholds. 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The economizer control board manages outdoor air damper positioning, free-cooling logic, and ventilation sequencing. When this board fails, you may experience erratic damper behavior, loss of economizer function, HVAC system fault codes, or a complete inability to control outdoor air intake — all of which reduce unit efficiency and can trigger code violations in commercial applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Carrier Economizer Control Board Kit | Part No. HH63AW001 | Factory-matched control logic for TFACCY50HJ484264 rooftop unit | Manages damper actuator, free-cooling, and ventilation scheduling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board — not a third-party clone. OEM boards carry factory-programmed firmware and calibration. 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The economizer control board serves as the brain of the unit's demand-controlled ventilation (DCV) system — continuously monitoring outdoor air quality and enthalpy conditions, modulating the outdoor air damper, and coordinating free-cooling sequences to reduce mechanical cooling load. When this board fails, you may experience a stuck-open or stuck-closed damper, loss of free-cooling operation, DCV fault codes, or complete economizer lockout, all of which can trigger code compliance issues and spike energy costs in commercial settings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Carrier OEM Part# HH63AW001 | Cross-reference: W7212A1017 | Operating Voltage: 120V \/ 60Hz | Dimensions: approx. 4\" × 4\" × 2\" | Weight: 1 lb | Factory Authorized Part — direct drop-in replacement, no field modifications required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This factory-authorized OEM board is pre-programmed with Carrier's exact DCV logic and enthalpy setpoints for the TFACCY50HJ484263 platform. 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Part number: \u003cstrong\u003eHH63AW001\u003c\/strong\u003e.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM replacement — exact factory specifications\u003c\/li\u003e\n\u003cli\u003eSame-day shipping on orders before 3PM CST\u003c\/li\u003e\n\u003cli\u003e1-year OEM warranty included\u003c\/li\u003e\n\u003cli\u003eOur team verifies fitment before you order\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eCompatible with Carrier model TFACCY50HJ484262. 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The economizer control board is the intelligent hub of the unit's demand-controlled ventilation (DCV) system — it continuously monitors outdoor air conditions and dynamically modulates the outdoor air damper to maximize free cooling, maintain indoor air quality compliance, and minimize mechanical cooling runtime. When this board fails, you may experience stuck damper positions, loss of DCV control, economizer fault codes, diminished indoor air quality, or significant increases in energy consumption as the system defaults to full mechanical cooling.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 120V input | 60Hz | Board dimensions: 4\" × 4\" × 2\" | Weight: 1 lb | OEM Part #HH63AW001 | Cross-reference: W7212A1017 | Sold as complete kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier factory-authorized part engineered to exact DCV tolerances for the TFACCY50HJ484261 platform. Aftermarket substitutes may lack proper sensor calibration ranges and DCV logic firmware, risking non-compliance with ventilation codes and continued fault conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Requires shutting down and locking out the RTU before access. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, multimeter, and wiring diagram (available in unit service manual). Photograph all wiring connections before disconnection. Recommended for qualified HVAC\/R technicians familiar with commercial rooftop controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. Ships same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for the Carrier \u003cstrong\u003eTFACCY50HJ484261\u003c\/strong\u003e commercial packaged rooftop unit. Cross-references with Honeywell W7212A1017 economizer controller. Always verify the part number on your existing board's label before ordering. Our HVAC parts specialists are available to confirm fitment — reach out before you order if you have any questions.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640256942451,"sku":"CARRIE-TFACCY50HJ484261-CONTROL_BOARD-HH63AW001","price":337.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640256975219,"sku":"CARRIE-TFACCY50HJ484261-CONTROL_BOARD-HH63AW001-GEN","price":297.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH63AW001_221f3ffc-c2b2-44c7-b000-b3676100d447.jpg?v=1775026265"},{"product_id":"carrier-tfaccy50hj484260-control-board-11kz9v","title":"OEM Carrier DCV Economizer Control Board Kit HH63AW001 — TFACCY50HJ484","description":"\u003ch1\u003eOEM Carrier DCV Economizer Control Board Kit HH63AW001 for Model TFACCY50HJ484260\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier Economizer Control Board Kit (part# \u003cstrong\u003eHH63AW001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier TFACCY50HJ484260\u003c\/strong\u003e commercial packaged rooftop unit. The DCV (Demand Controlled Ventilation) economizer control board serves as the intelligence center of the unit's economizer assembly — continuously monitoring outdoor air conditions, CO₂ levels, and enthalpy to optimize the blend of outside and return air. When this board fails, common symptoms include the economizer damper stuck open or closed, loss of demand-controlled ventilation, fault codes related to the economizer circuit, degraded indoor air quality, and increased energy consumption as the system can no longer take advantage of free-cooling conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part Number:\u003c\/strong\u003e HH63AW001 | Cross-reference: W7212A1017 | Factory Authorized Carrier replacement part\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 120V | 60Hz | DCV (Demand Controlled Ventilation) compatible | Dimensions approx. 4\" × 4\" × 2\" | Weight: 1 lb | All inputs Class 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier factory-authorized board engineered to exact tolerances for the TFACCY50HJ484260. OEM boards ensure proper DCV calibration, correct fault code communication, and full compatibility with the unit's integrated controls — critical for commercial applications where energy codes and IAQ compliance are mandatory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 24V control wiring and multiple sensor leads. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, and wiring diagram. Always de-energize the unit at the disconnect before servicing. Photograph all wiring connections before removal. Professional installation recommended.\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 Engineered as a direct OEM fit for the \u003cstrong\u003eCarrier TFACCY50HJ484260\u003c\/strong\u003e commercial rooftop packaged unit. Also cross-references W7212A1017. Verify your existing board's part number against HH63AW001 before ordering. Not sure it fits? Our HVAC parts specialists verify fitment before you purchase — contact us today and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640257040755,"sku":"CARRIE-TFACCY50HJ484260-CONTROL_BOARD-HH63AW001","price":368.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640257073523,"sku":"CARRIE-TFACCY50HJ484260-CONTROL_BOARD-HH63AW001-GEN","price":324.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH63AW001_35fc06c9-a065-4d2b-b48e-b87a3343e4d7.jpg?v=1775026268"},{"product_id":"carrier-tfaccy48tm482637-control-board-11kz9v","title":"OEM Carrier Economizer Control Board Kit HH63AW001 — TFACCY48TM482637","description":"\u003ch1\u003eOEM Carrier Economizer Control Board Kit HH63AW001 for Model TFACCY48TM482637\u003c\/h1\u003e\u003cp\u003eThis is a genuine OEM Carrier Economizer Control Board Kit (part# \u003cstrong\u003eHH63AW001\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier TFACCY48TM482637\u003c\/strong\u003e packaged rooftop unit. The economizer control board is the command center for your unit's demand-controlled ventilation (DCV) system — it continuously monitors indoor CO₂ levels and outdoor air conditions, modulating the economizer damper to optimize fresh air intake and reduce mechanical cooling load. When this board fails, common symptoms include stuck-open or stuck-closed dampers, DCV fault codes, erratic outdoor air percentages, or a complete economizer lockout that forces the unit into full mechanical cooling at all times.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Carrier OEM Part# HH63AW001 | DCV Economizer Control Board Kit | 120V \/ 60Hz | Cross-reference: W7212A1017 | Dimensions approx. 4\" × 4\" × 2\" | Weight: 1 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Factory Authorized Parts board built to exact Carrier tolerances. OEM boards ensure full compatibility with the unit's communication bus, sensor inputs, and damper actuator outputs — critical for accurate DCV operation and energy code compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Board replacement requires disconnecting low-voltage wiring harnesses and verifying DCV sensor connections. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, and a laptop or handheld tool to re-configure DCV set points post-installation. Always de-energize the unit at the disconnect before servicing.\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 Carrier \u003cstrong\u003eTFACCY48TM482637\u003c\/strong\u003e commercial packaged rooftop unit. Also cross-references Honeywell W7212A1017 for compatible Bryant and Payne rooftop platforms. Verify your existing board's part number on the unit data plate or board label before ordering. Our team is available to confirm fitment — don't guess on a control board.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640260252019,"sku":"CARRIE-TFACCY48TM482637-CONTROL_BOARD-HH63AW001","price":348.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640260284787,"sku":"CARRIE-TFACCY48TM482637-CONTROL_BOARD-HH63AW001-GEN","price":306.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH63AW001_e2ad8cdf-b2c6-429b-801c-6b490ed09b73.jpg?v=1775029043"}],"url":"https:\/\/nationalhvacparts.com\/collections\/circuit-boards.oembed","provider":"National HVAC Parts","version":"1.0","type":"link"}