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OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA
OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA
OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA
OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA
OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA
Carrier

OEM Carrier Defrost Control Board HK32EA008 for PH4GPAA30000AA

SKU: CARRIE-PH4GPAA30000AA-CONTROL_BOARD-HK32EA008 Brand: Carrier
✓ Guaranteed to fit PH4GPAA30000AA — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier Defrost Control Board HK32EA008 for Model PH4GPAA30000AA

The Carrier HK32EA008 is the genuine OEM defrost control board factory-specified for the Carrier PH4GPAA30000AA heat pump system. This board is the brain behind your system's defrost sequence — it continuously monitors outdoor coil temperature sensors and commands the unit to switch between heating and defrost modes to prevent performance-robbing frost and ice accumulation on the outdoor coil. When this board fails, you may experience persistent ice buildup on the outdoor unit, the system locking out on a heating call, or erratic short-cycling during cold weather — all classic signs that the defrost board can no longer complete its timed cycle correctly.

  • Specs: 24V control circuit | Selectable defrost intervals: 30, 60, 90, and 120 minutes | Compatible cross-reference numbers: CEBD430433-10A, CEPL130433-01, CES0130076-00, replaces HK32EA003
  • OEM vs Generic: This is a genuine Carrier OEM board manufactured to exact factory tolerances — not an aftermarket clone. OEM boards ensure precise sensor thresholds, timing sequences, and relay ratings that generic boards frequently miss, protecting your compressor and reversing valve from premature wear.
  • Install Difficulty: 3/5 — Requires disconnecting 24V low-voltage and line-voltage wiring harnesses. Tools needed: 1/4" nut driver, needle-nose pliers, multimeter, phone camera for wiring documentation. Always de-energize the unit at both the disconnect and breaker before touching the board. Label all wires before removal.
  • Warranty: 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before 3 PM local time.

Compatibility: Fits Carrier model PH4GPAA30000AA heat pump systems. Cross-references: HK32EA003, CEBD430433-10A, CEPL130433-01, CES0130076-00. Verify your existing board's part number against your unit's data plate before ordering. Our HVAC parts specialists are available to confirm fitment — contact us before you buy if you have any doubts. In stock and ready to ship today.

Shipping Information

  • Orders placed before 3PM CST ship same business day
  • Standard delivery: 2-5 business days
  • Express shipping available at checkout
  • Free shipping on orders over $99
  • Tracking number emailed upon shipment

Return Policy

  • 30-day returns on unused parts in original packaging
  • Electrical parts (capacitors, contactors, control boards) are final sale once installed
  • Email info@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Control Board fit my Carrier PH4GPAA30000AA?
Yes. This is the factory-specified OEM control board for the Carrier PH4GPAA30000AA. It is a direct drop-in replacement that fits without modification. Always verify the model number on your equipment nameplate before ordering.
How do I replace the control board on my Carrier PH4GPAA30000AA?
Difficulty: Advanced (1–2 hrs)
Step 1: Turn off breaker. Step 2: PHOTOGRAPH all wire connections before touching anything. Step 3: Label each wire with tape. Step 4: Disconnect all wires, remove old board. Step 5: Mount new board, reconnect all wires matching your photo exactly. Step 6: Restore power and test all modes. Exact part number match is critical.
My HVAC system is completely dead. What could be wrong?
Completely dead HVAC (no LED on board) = failed control board or blown fuse. Check board fuse first (3A or 5A, costs $1–$5). If fuse is good and board has power but no LED, board is dead. Always photograph wiring before replacing.
Is this control board compatible with Bryant or Payne too?
Many Carrier parts are cross-compatible with Bryant and Payne since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across brand labels with different model numbers. To verify: check your Bryant or Payne equipment service manual for cross-compatible part numbers, or email info@nationalhvacparts.com with your model number.
Should I use OEM or aftermarket for my Carrier control board?
OEM essential. Control boards are model-specific with precise firmware and connector layouts. Aftermarket boards rarely match all functions and can cause intermittent failures or safety issues. Always match the exact OEM part number.
How fast does National HVAC Parts ship?
Orders placed before 3:00 PM CST ship the same business day. Standard delivery is 2–5 business days anywhere in the continental United States. Express shipping available at checkout. We ship from Houston, TX to all 50 states. 30-day return policy on all parts.
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Mike Rivera
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