{"product_id":"carrier-py3gpaa42090aa-control-board-cyc67l","title":"OEM Carrier Ignition Control Board LH33WP007 — PY3GPAA42090AA","description":"\u003ch1\u003eOEM Carrier Ignition Control Board LH33WP007 for Model PY3GPAA42090AA\u003c\/h1\u003e\u003cp\u003eThis is the genuine OEM Carrier ignition control board (part number \u003cstrong\u003eLH33WP007\u003c\/strong\u003e), the factory-specified replacement for the \u003cstrong\u003eCarrier PY3GPAA42090AA\u003c\/strong\u003e furnace. The ignition control board serves as the central brain of your furnace's heating sequence — managing the inducer motor, hot surface igniter, gas valve, and flame sensor in a precise timed cycle. When this board fails, common symptoms include a complete no-heat condition, repeated ignition lockouts, failure to advance past the inducer pre-purge stage, or erratic short-cycling that leaves the system unresponsive to thermostat calls.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e 24V | 60 Hz | OEM part number LH33WP007 | Cross-reference: 1068-15 | Replaces LH33WP007A | Weight: 0.84 lbs | Factory-tested and matched to Carrier tolerances\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-validated firmware and component ratings. Aftermarket boards may use off-spec relays or timing circuits that cause intermittent faults and void system warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall difficulty: 3\/5\u003c\/strong\u003e — Disconnect power and gas before beginning. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, multimeter, and phone\/camera to document all wiring connections before removal. Label every connector. A wiring diagram is typically affixed to the inside of the furnace door.\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 direct OEM replacement for the \u003cstrong\u003eCarrier PY3GPAA42090AA\u003c\/strong\u003e furnace. Also cross-references with Bryant and Payne models sharing the 1068-15 board platform. Always verify your existing board's part number against LH33WP007 or LH33WP007A before ordering. Have questions about fitment? Our HVAC parts specialists verify compatibility before you buy — contact us today and get your system back online fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62640437854579,"sku":"CARRIE-PY3GPAA42090AA-CONTROL_BOARD-LH33WP007","price":511.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62640437887347,"sku":"CARRIE-PY3GPAA42090AA-CONTROL_BOARD-LH33WP007-GEN","price":449.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-LH33WP007_67ff6daf-e7dd-44ad-9589-231c1dd68c22.jpg?v=1775035997","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py3gpaa42090aa-control-board-cyc67l","provider":"National HVAC Parts","version":"1.0","type":"link"}