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OEM Carrier Defrost Control Board HK32EA001 for PH10JA042000AGAA
Carrier

OEM Carrier Defrost Control Board HK32EA001 for PH10JA042000AGAA

SKU: CARRIE-PH10JA042000AGAA-CONTROL_BOARD-HK32EA001 Brand: Carrier
✓ Guaranteed to fit PH10JA042000AGAA — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier Defrost Control Board HK32EA001 for Model PH10JA042000AGAA

This is the genuine OEM defrost control board (part number HK32EA001) factory-specified for the Carrier PH10JA042000AGAA heat pump. The defrost control board monitors outdoor coil conditions and initiates timed defrost cycles to prevent frost and ice accumulation on the evaporator coil. When this board fails, your heat pump may exhibit continuous icing on the outdoor unit, failure to enter or exit the defrost cycle, erratic reversing valve behavior, or a system that locks out on fault codes during heating season. Before condemning the board, always verify the defrost sensor and defrost thermostat are functioning correctly — if those check out, the control board is the likely culprit.

  • Specs: OEM Part # HK32EA001 | Replaces cross-references: CEPL130524-01, CEBD430524-06A, 1173636, 1177927 | Factory-matched for Carrier, Bryant, and Payne heat pump platforms | Selectable defrost timing intervals
  • OEM vs Generic: This genuine Carrier OEM board is manufactured to exact factory specifications, ensuring precise defrost timing and reliable reversing valve control. Generic aftermarket boards may use off-tolerance components that cause premature failure or erratic defrost behavior, shortening compressor and coil life.
  • Install difficulty: 3/5 — Disconnect power at the disconnect box before servicing. Tools needed: 1/4" and 5/16" nut drivers, needle-nose pliers, multimeter, phone or camera to photograph wiring before removal. Note defrost timing selector switch position on the old board before replacing. Recommend an HVAC technician for this repair.
  • Warranty: 1-year OEM factory warranty. Ships same business day from our warehouse — order by 3 PM local time for same-day dispatch.

Compatibility: Engineered as a direct OEM replacement for the Carrier PH10JA042000AGAA heat pump and compatible Carrier, Bryant, and Payne models using the HK32EA001 board. Always verify your existing board's part number on the data label before ordering. Need fitment confirmation? Our team verifies compatibility before you buy — contact us 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 PH10JA042000AGAA?
Yes. This is the factory-specified OEM control board for the Carrier PH10JA042000AGAA. 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 PH10JA042000AGAA?
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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