OEM Carrier Defrost Control Board HK32EA001 for Model PH10JA06000GABAA

This is the genuine OEM Carrier defrost control board (part number HK32EA001), factory-specified for the Carrier PH10JA06000GABAA heat pump. The defrost control board monitors outdoor coil conditions and governs defrost cycle timing — telling the reversing valve and outdoor fan when to initiate and terminate a defrost sequence. When this board fails, your heat pump may stay locked in cooling mode during winter, accumulate heavy ice on the outdoor coil, or trigger a fault lockout due to a missed or runaway defrost cycle. Replacing it with the correct OEM board restores precise factory-programmed defrost intervals and protects the compressor from long-term damage caused by ice buildup.

• Specs: 24V control voltage | Board ID: CEPL130524-01 | Compatible relay: Potter & Brumfield T9AS2D22-24 | Single-phase | Dimensions approx. 6" × 4"
• OEM vs Generic: OEM boards are factory-programmed with exact defrost timing parameters for the PH10JA06000GABAA. Aftermarket boards may use generic defrost intervals, causing under- or over-defrost conditions that shorten compressor life and reduce efficiency.
• Install difficulty: 3/5 — Disconnect power at the breaker before starting. Tools needed: ¼" nut driver, needle-nose pliers, phone/camera to photograph wiring harness positions. Snap photos of all connector locations before removal. A multimeter is recommended to confirm 24V signal on R and C terminals prior to reinstall.
• Warranty: 1-year OEM manufacturer warranty. In stock and ships same business day from our warehouse.

Compatibility: Engineered as a direct drop-in replacement for the Carrier PH10JA06000GABAA heat pump. Also fits select Bryant and Payne heat pump models sharing the HK32EA001 specification — verify your model's data plate and OEM part number before ordering. Our HVAC parts specialists are available to confirm fitment before you purchase.