OEM Carrier Defrost Control Board HK32EA001 for Model PH13PR04800GAFAA

This is the genuine OEM defrost control board (part number HK32EA001) factory-specified for the Carrier PH13PR04800GAFAA heat pump. The defrost control board monitors outdoor coil conditions and initiates the defrost cycle at timed intervals to prevent frost and ice buildup on the evaporator coil. When this board fails, your heat pump may run continuously in a frozen state, fail to switch into defrost mode entirely, or lock out on a fault — leaving your home without effective heating during cold weather.

• Specs: OEM Part Number HK32EA001 | Also cross-references CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Factory-programmed defrost timing intervals | 24V control circuit compatible | Designed for Carrier, Bryant, and Payne heat pump platforms
• OEM vs Generic: This is the genuine Carrier factory board — not an aftermarket clone. OEM boards carry factory-calibrated defrost timing logic. Aftermarket boards may ship with incorrect timing defaults (e.g., 60 vs. 90-minute intervals), risking compressor damage due to improper defrost cycling.
• Install Difficulty: 3/5 — Turn off power at the disconnect and breaker before opening the control panel. Tools needed: 1/4" nut driver, flathead screwdriver, needle-nose pliers, multimeter. Photograph all wiring connections before removal. Before replacing, verify the defrost thermostat and defrost sensor are not the root cause of failure.
• Warranty: 1-year OEM manufacturer warranty. In-stock and ships same business day from our warehouse.

Compatibility: Engineered as a direct OEM replacement for the Carrier PH13PR04800GAFAA heat pump. Also compatible with select Carrier, Bryant, and Payne heat pump models — verify your unit's existing part number against HK32EA001 before ordering. Our fitment team is available to confirm compatibility before you purchase.