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OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE403404
Carrier

OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE403404

SKU: CARRIE-TCHC1850HE403404-CONTROL_BOARD-HH63AW001 Brand: Carrier
✓ Guaranteed to fit TCHC1850HE403404 — or your money back. Terms

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Texas CMBL #19328542014
SAM.gov Registered
Govt POs Accepted

OEM Carrier DCV Economizer Control Board Kit HH63AW001 for Model TCHC1850HE403404

This is a genuine OEM Carrier Factory Authorized Part — the HH63AW001 DCV Economizer Control Board Kit — designed as the factory-specified replacement for the Carrier TCHC1850HE403404 commercial packaged unit. The economizer control board serves as the intelligence center for your unit's economizer system, continuously monitoring outdoor air conditions and modulating the outdoor air damper to optimize the balance between free cooling, indoor air quality, and energy efficiency. When this board fails, you may experience a stuck-open or stuck-closed damper, loss of demand-controlled ventilation (DCV) operation, fault codes related to economizer function, or degraded indoor air quality and increased energy consumption.

  • OEM Part Number: HH63AW001 | Cross-reference: W7212A1017 | Factory Authorized Parts — exact fit, no modifications required
  • Specs: Input Voltage: 120V | Frequency: 60Hz | Dimensions: approx. 4" × 4" × 2" | Weight: 1 lb | All inputs Class 2 | DCV (Demand-Controlled Ventilation) capable
  • OEM vs Generic: This OEM board is factory-programmed and calibrated to Carrier specifications. Generic substitutes may lack DCV logic, correct damper actuator signaling, or proper fault-code integration — risking code violations, comfort complaints, and compressor damage from uncontrolled outdoor air ingestion.
  • Install Difficulty: 3/5 — Requires disabling the unit at the disconnect before access. Tools needed: Phillips and flathead screwdrivers, needle-nose pliers, multimeter, and wiring diagram (attached to unit door). Photograph all wiring connections before disconnecting. Recommend verifying CO₂ sensor and actuator function after board replacement. Best performed by a licensed commercial HVAC technician.
  • Warranty: 1-year OEM factory warranty. Ships same business day from our warehouse when ordered before 3 PM local time.

Compatibility: Engineered for the Carrier TCHC1850HE403404 commercial packaged unit. Also cross-references Honeywell W7212A1017. Always verify the part number on your existing board's label before ordering — our fitment team is available to confirm compatibility prior to purchase. 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 OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE403404?
Yes. This is the factory-specified OEM control board for the Carrier OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE403404. 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 OEM Carrier Economizer Control Board Kit HH63AW001 — TCHC1850HE403404?
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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