{"product_id":"carrier-cp48p248p207010cp-control-board-cyc67o","title":"OEM Carrier DSI Control Board LH33WP002 for CP48P248P207010CP","description":"\u003ch1\u003eOEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP002 for Model CP48P248P207010CP\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM Direct Spark Ignition (DSI) control board for the \u003cstrong\u003eCarrier CP48P248P207010CP\u003c\/strong\u003e packaged heating and cooling unit. The DSI control board is the brain of your furnace section — it sequences the inducer motor, spark ignition, gas valve, and flame verification circuit in precise timing. When this board fails, you may experience a hard lockout with no ignition attempt, intermittent no-heat calls, fault codes indicating ignition failure, or a system that sparks but never proves flame and shuts down on rollout. Replacing with the correct OEM board ensures all timing parameters and safety lockout logic match factory specifications exactly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e OEM Part Number \u003cstrong\u003eLH33WP002\u003c\/strong\u003e | Direct Spark Ignition (DSI) control | 24V control circuit compatible | Includes integrated fault code diagnostics | Factory-matched timing sequence for inducer pre-purge, trial for ignition, and post-purge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e OEM control boards use the exact firmware and component ratings specified by Carrier engineering. Aftermarket boards may use approximate timing tolerances that can cause nuisance lockouts, improper flame sensing thresholds, or voided equipment warranties — particularly critical on packaged rooftop units where service access is costly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 120V power and 24V control wiring. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, phone or camera to photograph all wiring harness connections before removal. Label every connector. Allow capacitors to discharge fully before handling. Recommended for qualified HVAC technicians.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects. Orders placed before 3 PM EST ship same business day from our stocked warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e This control board is the direct OEM replacement for \u003cstrong\u003eCarrier model CP48P248P207010CP\u003c\/strong\u003e packaged units. Always verify the OEM part number \u003cstrong\u003eLH33WP002\u003c\/strong\u003e printed on your existing board's label before ordering to confirm fitment. If your existing board label is damaged or unreadable, our HVAC parts specialists can verify compatibility using your unit's full model and serial number. \u003cstrong\u003eOrder now — in stock and ships today.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909599383923,"sku":"CARRIE-CP48P248P207010CP-CONTROL_BOARD-LH33WP002","price":156.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909599416691,"sku":"CARRIE-CP48P248P207010CP-CONTROL_BOARD-LH33WP002-GEN","price":90.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-furnace-LH33WP002_688f7d6b-45b4-4fbe-95dc-43f9a0dfcd95.jpg?v=1782914329","url":"https:\/\/nationalhvacparts.com\/products\/carrier-cp48p248p207010cp-control-board-cyc67o","provider":"National HVAC Parts","version":"1.0","type":"link"}