OEM Carrier Defrost Control Board HK32EA001 for Model PH13PR060000ADAA

This is the genuine OEM Carrier defrost control board (part number HK32EA001), the factory-specified replacement for the Carrier PH13PR060000ADAA heat pump. The defrost control board manages and initiates automatic defrost cycles, monitoring outdoor coil conditions and signaling the reversing valve and outdoor fan to clear ice accumulation. When this board fails, the outdoor coil can ice over completely, causing a sharp drop in heating efficiency, prolonged defrost lockout, or total system shutdown — especially in below-freezing operating conditions.

• Specs: 24V control circuit | Single-phase | Board dimensions approx. 6" × 4" | Cross-references: CEPL130524-01, CEBD430524-06A, 151922 | Factory-matched OEM tolerances
• OEM vs Generic: This genuine Carrier OEM board is engineered to exact factory specifications for the PH13PR060000ADAA, ensuring correct defrost timing intervals and reliable reversing valve control. Aftermarket boards often use off-spec relay ratings and imprecise timing logic, risking compressor damage from extended ice buildup.
• Install difficulty: 3/5 — Disconnect power and wait for capacitors to discharge before handling. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, phone camera to photograph all wiring harness connections before removal. Board mounts on standoffs — note orientation before pulling. Recommend a qualified HVAC technician for this repair.
• Warranty: 1-year OEM factory warranty against defects. In-stock and ships same business day from our warehouse.

Compatibility: Designed for the Carrier PH13PR060000ADAA heat pump (5-ton, single-phase). Also fits select Bryant and Payne heat pump models sharing the HK32EA001 defrost board specification — verify your unit's data plate and existing part number before ordering. Our fitment team is available to confirm compatibility before you buy.