OEM Carrier Defrost Control Board HK32EA001 for Model PH13PR06000GACAA

This is the genuine OEM defrost control board for the Carrier PH13PR06000GACAA heat pump. The defrost board is the brain of your heat pump's outdoor unit defrost system — it monitors run time and outdoor coil temperature, then initiates and terminates the defrost cycle to prevent frost and ice from accumulating on the outdoor coil. When this board fails, the outdoor coil can ice over completely, causing the system to lose heating capacity, short-cycle, or shut down entirely on a fault lockout. You may also notice the unit running continuously in defrost mode or never entering defrost at all.

• OEM Part Number: HK32EA001 | Also cross-references: CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Factory-authorized Carrier replacement part
• OEM vs Generic: Genuine OEM boards use factory-calibrated defrost timing logic and original-spec relay components. Aftermarket boards frequently use off-tolerance timers and substitute relays that can cause erratic defrost cycles, premature compressor wear, or re-failure within months.
• Install Difficulty: 3/5 — Requires disconnecting 24V control wiring and line-voltage connections. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, multimeter. Always discharge capacitors, photograph all wiring harness connections before removal, and confirm defrost thermostat and sensor are functioning before replacing the board.
• Warranty: 1-year OEM factory warranty against defects. Ships same business day from our warehouse in original Carrier packaging.

Compatibility: Direct OEM replacement for the Carrier PH13PR06000GACAA heat pump. Also compatible with select Carrier, Bryant, and Payne heat pump models using the HK32EA001 / CEPL130524-01 board. Verify your model and part number on the unit data plate before ordering. Our HVAC parts specialists are available to confirm fitment — order with confidence and get back up and running today.