{"product_id":"carrier-tchc1850he401482-control-board-11kz9v","title":"OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE401482","description":"\u003ch1\u003eOEM Carrier DCV Economizer Control Board Kit HH63AW001 for Model TCHC1850HE401482\u003c\/h1\u003e\u003cp\u003eThis is a genuine OEM Carrier Factory Authorized Part — the \u003cstrong\u003eHH63AW001 DCV Economizer Control Board Kit\u003c\/strong\u003e — factory-specified for the \u003cstrong\u003eCarrier TCHC1850HE401482\u003c\/strong\u003e commercial rooftop unit. The economizer control board is the intelligence center of your unit's free-cooling system: it continuously monitors outdoor air conditions via CO₂ and\/or enthalpy sensors, modulates the economizer damper position, and coordinates with the main unit controls to maximize energy efficiency while maintaining ASHRAE 62.1-compliant ventilation. When this board fails, symptoms include stuck-open or stuck-closed dampers, ventilation fault codes, erratic damper hunting, failure to enter free-cooling mode, or a complete loss of economizer function — all of which can trigger building code non-compliance flags and spike energy costs.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Part No. HH63AW001 | Cross-reference: W7212A1017 | Input voltage: 120V \/ 60Hz | All inputs Class 2 | Board dimensions approx. 4\" × 4\" × 2\" | Weight: 1 lb | Factory Authorized Parts — Carrier Corporation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This OEM board ships pre-calibrated to Carrier RTU factory parameters. Aftermarket economizer boards frequently require manual sensor offset configuration and may not communicate correctly with the Carrier unit control, risking nuisance fault lockouts and failed commissioning inspections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Commercial rooftop work requires proper lock-out\/tag-out (LOTO) procedures. Tools needed: ¼\" and 5\/16\" nut drivers, needle-nose pliers, multimeter, and a laptop or handheld commissioning tool to verify damper calibration post-install. Photograph all low-voltage wiring harness connections before removal. Verify damper actuator linkage and CO₂\/enthalpy sensor wiring integrity before powering up the replacement board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty through Carrier Corporation. Ships same business day from our warehouse. Packaged in original Carrier OEM packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Direct OEM replacement for Carrier model \u003cstrong\u003eTCHC1850HE401482\u003c\/strong\u003e commercial rooftop units equipped with the factory DCV economizer option. Also cross-references W7212A1017. Confirm your existing board's part number on the label before ordering — our team is available to verify fitment. Order today for same-day dispatch.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640278503795,"sku":"CARRIE-TCHC1850HE401482-CONTROL_BOARD-HH63AW001","price":366.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640278536563,"sku":"CARRIE-TCHC1850HE401482-CONTROL_BOARD-HH63AW001-GEN","price":322.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-HH63AW001_86915ea5-8889-4458-9e20-b5e4c9abf87d.jpg?v=1775028980","url":"https:\/\/nationalhvacparts.com\/products\/carrier-tchc1850he401482-control-board-11kz9v","provider":"National HVAC Parts","version":"1.0","type":"link"}