OEM Carrier Control Board LH33WP007 for Model PY3GPAA42060NA

This OEM integrated function control (IFC) board is the factory-specified replacement for the Carrier PY3GPAA42060NA packaged unit. The control board serves as the central command hub of your system — orchestrating ignition sequencing, blower operation, staged heating and cooling outputs, fault code diagnostics, and safety circuit monitoring. When the board fails, symptoms typically include system lockout, no heating or cooling response, erratic blower behavior, or flashing fault codes on the board's diagnostic LED.

• Specs: OEM Part Number LH33WP007 | Factory-matched voltage and terminal configuration | Integrated diagnostic LED fault code display | Direct drop-in replacement — no field modifications required
• OEM vs Generic: This is a genuine Carrier OEM board, manufactured to exact factory specifications. Generic aftermarket boards may not support all safety circuit inputs or fault code sequences, risking nuisance lockouts and voided equipment warranties.
• Install Difficulty: 3/5 — Photograph all wiring harness connections before disconnecting. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, multimeter. Always shut off power at the disconnect and verify zero voltage before handling the board. Consult the unit's wiring diagram (located inside the access panel) for terminal reference.
• Warranty: 1-year OEM factory warranty against defects in materials and workmanship. In-stock and ships same business day from our warehouse.

Compatibility: Designed for the Carrier PY3GPAA42060NA packaged unit. Verify OEM part number LH33WP007 against your unit's data plate and existing board label before ordering. Need help confirming fitment? Our HVAC parts specialists verify compatibility before your order ships — reach out via chat or phone.