OEM Carrier Ignition Control Board LH33WP007 for Model PY3GNAA30060AA

The Carrier LH33WP007 is the factory OEM ignition control board (IFC) for the PY3GNAA30060AA system. This board serves as the operational brain of the furnace — it sequences the inducer motor, hot surface igniter, gas valve, and blower in precise timing to deliver safe, reliable heat. When it fails, symptoms range from a complete no-heat condition and repeated ignition lockouts, to erratic blower behavior, fault codes on the LED diagnostic strip, or the system refusing to advance past the inducer pre-purge stage. Replacing this board with the genuine OEM part ensures factory-spec timing sequences and full compatibility with all onboard diagnostics.

• Specs: 24V control voltage | 60 Hz | OEM Part # LH33WP007 | Integrated diagnostic LED fault code display | Weight: 0.84 lbs
• OEM vs Generic: This is a genuine Carrier OEM board with factory-calibrated ignition timing and flame-sensing thresholds. Aftermarket boards may use looser tolerances, risking nuisance lockouts, shortened igniter life, or voided equipment warranties.
• Install difficulty: 3/5 — Requires disconnecting 24V and line-voltage wiring harnesses, documenting all connector positions before removal, and verifying LED fault codes post-installation. Tools needed: ¼" and 5/16" nut drivers, needle-nose pliers, smartphone camera for wiring documentation. Always shut off gas supply and disconnect power before beginning.
• Warranty: 1-year OEM factory warranty. In-stock and ships same business day from our warehouse.

Compatibility: Engineered as the direct OEM replacement for Carrier model PY3GNAA30060AA. Always cross-reference your unit's data plate and existing board part number before ordering to confirm fitment. Our HVAC parts specialists are available to verify compatibility before you purchase — ships same day when ordered by 3 PM local time.