{"product_id":"carrier-n6a48ng482018-control-board-cyc67o","title":"OEM Carrier DSI Control Board LH33WP002 for N6A48NG482018","description":"\u003ch1\u003eOEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP002 for Model N6A48NG482018\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM Direct Spark Ignition (DSI) control board, part number \u003cstrong\u003eLH33WP002\u003c\/strong\u003e, designed specifically for the \u003cstrong\u003eCarrier N6A48NG482018\u003c\/strong\u003e packaged gas\/electric unit. The DSI control board serves as the brain of the heating system — managing ignition sequencing, flame sensing, inducer motor operation, gas valve activation, and safety lockout logic. When this board fails, common symptoms include a no-heat condition, repeated ignition lockouts, failure to prove flame, erratic blower behavior, or fault codes that cycle without resolution.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Direct Spark Ignition (DSI) control board | OEM part number LH33WP002 | 24V control circuit compatible | Integrated fault code diagnostics | Factory-configured ignition timing and lockout logic for Carrier N6A48NG482018\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 preserve factory-programmed ignition timing, safety thresholds, and lockout sequences. Generic boards often use generalized firmware that can cause nuisance lockouts, improper flame sensing delays, or voided equipment warranties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Moderate. Requires shutting off power and gas before service. Tools needed: 1\/4\" and 5\/16\" nut drivers, needle-nose pliers, multimeter, and a phone or camera to document wiring harness positions before disconnecting. Take photos of all connector orientations and jumper settings prior to removal. Not recommended for unlicensed DIY on gas-fired equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty against defects in materials and workmanship. In-stock and ships same business day from our climate-controlled warehouse.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct OEM replacement for \u003cstrong\u003eCarrier model N6A48NG482018\u003c\/strong\u003e packaged units equipped with Direct Spark Ignition. Confirm part number LH33WP002 matches your existing board label before ordering. Our HVAC parts specialists are available to verify fitment — just reach out before you buy. Order by 3PM local time for same-day shipping.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62909270458739,"sku":"CARRIE-N6A48NG482018-CONTROL_BOARD-LH33WP002","price":156.0,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62909270491507,"sku":"CARRIE-N6A48NG482018-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_dc3ddfde-afa8-4972-8e25-cdc170abfbd2.jpg?v=1782914428","url":"https:\/\/nationalhvacparts.com\/products\/carrier-n6a48ng482018-control-board-cyc67o","provider":"National HVAC Parts","version":"1.0","type":"link"}