OEM Carrier Direct Spark Ignition (DSI) Control Board LH33WP002 for Model CP48P248P206011CP
This is the OEM factory-specified Direct Spark Ignition (DSI) control board for the Carrier CP48P248P206011CP packaged gas/electric unit. The DSI control board serves as the brain of the heating system, managing the ignition sequence, gas valve timing, inducer motor operation, flame verification, and safety lockout logic. When this board fails, common symptoms include a no-heat condition, repeated ignition lockout faults, erratic burner cycling, or a system that sparks but never establishes a sustained flame.
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Specs: OEM Part Number LH33WP002 | Direct Spark Ignition (DSI) control board | Factory-programmed ignition timing and retry/lockout logic | 24V control circuit compatible | Designed for Carrier packaged unit application
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OEM vs Generic: This OEM board is factory-programmed with the exact ignition timing, retry sequences, and safety lockout parameters required by the CP48P248P206011CP. Aftermarket boards often use generalized firmware that can cause nuisance lockouts, improper gas valve timing, or voided equipment warranties — risks not worth taking on a gas-fired appliance.
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Install Difficulty: 3/5 — Requires disconnecting 24V and line-voltage wiring harnesses, documenting all connector positions before removal, and verifying proper grounding post-install. Tools needed: flathead and Phillips screwdrivers, needle-nose pliers, multimeter, phone camera for wiring documentation. Always shut off gas supply and disconnect power at the disconnect box before beginning. Verify all safety switch inputs after installation.
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Warranty: 1-year OEM manufacturer warranty against defects. Leaves our warehouse the same business day the order is placed.
Compatibility: This board is engineered specifically for the Carrier CP48P248P206011CP packaged unit. Confirm OEM part number LH33WP002 against your unit's wiring diagram or data plate before ordering. If you are unsure of fitment, our HVAC parts specialists are available to verify compatibility before you purchase — ensuring you get the right board the first time. Order now and ship today from our stocked warehouse.