OEM Carrier Defrost Control Board HK32EA007 for Model PH13NA06000GABAA

This is the factory OEM defrost control board for the Carrier PH13NA06000GABAA heat pump. The defrost control board manages the automatic defrost cycle, monitoring outdoor coil temperature and run-time intervals to initiate and terminate defrost operation. When this board fails, you'll typically see symptoms such as a heavily iced-over outdoor coil, the system running in permanent defrost mode, loss of heating capacity in cold weather, or the unit going into a hard lockout with no defrost cycle initiating at all.

• Specs: OEM Part Number HK32EA007 | Factory-matched defrost timing and temperature logic | Compatible with standard 24V control circuit | Designed for R-410A heat pump refrigerant systems
• OEM vs Generic: This is the genuine OEM Carrier board — factory-programmed with the exact defrost timing intervals and termination thresholds specified for the PH13NA06000GABAA. Aftermarket boards often use generic timing logic that can cause short or incomplete defrost cycles, leading to coil icing and compressor strain.
• Install difficulty: 3/5 — Requires disconnecting low-voltage control wiring and mounting the board in the outdoor unit's control compartment. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, multimeter. Photograph all wiring connections before removal. Verify power is off at the disconnect box before beginning work.
• Warranty: 1-year OEM factory warranty against manufacturing defects. In stock — ships same business day from our warehouse.

Compatibility: Engineered as a direct OEM replacement for Carrier model PH13NA06000GABAA heat pump systems. Always verify your existing board's part number against HK32EA007 before ordering. Our team is available to confirm fitment — contact us before purchasing if you have any questions. Order today and your part ships the same business day.