{"product_id":"carrier-py1pea048100agba-control-board-cyc67o","title":"OEM Carrier DSI Control Board for PY1PEA048100AGBA — LH33WP002","description":"\u003ch1\u003eOEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP002 for Model PY1PEA048100AGBA\u003c\/h1\u003e\u003cp\u003eThis is the factory OEM \u003cstrong\u003eDirect Spark Ignition (DSI) Control Board\u003c\/strong\u003e (part number \u003cstrong\u003eLH33WP002\u003c\/strong\u003e) for the \u003cstrong\u003eCarrier PY1PEA048100AGBA\u003c\/strong\u003e packaged heating and cooling unit. The DSI control board is the brain of the heating system — it sequences the inducer motor, manages the direct spark ignition event, monitors the flame sensor, and enforces safety lockout logic. When this board fails, common symptoms include a complete no-heat condition, repeated ignition lockouts, failure to prove flame even with a clean sensor, or erratic short-cycling of the burner assembly.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecs:\u003c\/strong\u003e Direct Spark Ignition (DSI) control board | Factory-matched for Carrier PY1PEA048100AGBA packaged unit | OEM part number LH33WP002 | 24V control circuit compatible | Integrated safety lockout and retry logic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM vs Generic:\u003c\/strong\u003e This is a genuine Carrier OEM board — firmware, timing sequences, and safety thresholds are factory-calibrated to exact specifications. Aftermarket boards may use mismatched ignition timing or trip thresholds, risking nuisance lockouts, voided warranties, or unsafe operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall Difficulty: 3\/5\u003c\/strong\u003e — Requires disconnecting 120V line voltage and 24V control wiring. Always shut off power at the disconnect and breaker before beginning. Tools needed: flathead and Phillips screwdrivers, 1\/4\" nut driver, needle-nose pliers, multimeter. Photograph all wiring harness connections before removal. A qualified HVAC technician is recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year OEM factory warranty. In-stock units ship same business day when ordered before cutoff.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered as a direct OEM replacement for the \u003cstrong\u003eCarrier PY1PEA048100AGBA\u003c\/strong\u003e packaged unit. 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 are available to verify your application before you buy — order with confidence and get back up and running fast.\u003c\/p\u003e","brand":"Carrier","offers":[{"title":"OEM","offer_id":62641126637939,"sku":"CARRIE-PY1PEA048100AGBA-CONTROL_BOARD-LH33WP002","price":200.95,"currency_code":"USD","in_stock":true},{"title":"Generic","offer_id":62641126670707,"sku":"CARRIE-PY1PEA048100AGBA-CONTROL_BOARD-LH33WP002-GEN","price":176.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/1190\/5395\/files\/nhvac-control-board-LH33WP002_3a8b07a0-2371-468b-9a2f-dfe72806591f.jpg?v=1775027618","url":"https:\/\/nationalhvacparts.com\/products\/carrier-py1pea048100agba-control-board-cyc67o","provider":"National HVAC Parts","version":"1.0","type":"link"}