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OEM Carrier Control Transformer 60VA 115/208/230V for PH13NR042000AHAA
Carrier

OEM Carrier Control Transformer 60VA 115/208/230V for PH13NR042000AHAA

SKU: CARRIE-PH13NR042000AHAA-TRANSFORMER-HT01AW229 Brand: Carrier
✓ Guaranteed to fit PH13NR042000AHAA — or your money back. Terms

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Texas CMBL #19328542014
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Govt POs Accepted

OEM Carrier Control Transformer 60VA 115/208/230V — HT01AW229 for Model PH13NR042000AHAA

This OEM Carrier control transformer (part number HT01AW229) is the factory-specified replacement for the Carrier PH13NR042000AHAA heat pump system. The control transformer steps down line voltage (115, 208, or 230V primary) to a safe 24V secondary signal that powers the entire low-voltage control circuit — including the thermostat, contactor coil, reversing valve, and control board. When this transformer fails, the result is typically a completely unresponsive system: the thermostat goes dark, the contactor won't energize, and no heating or cooling is possible.

  • Specs: 60 VA power rating | 115/208/230V AC primary (multi-tap) | 24V AC secondary | Foot-mount configuration | 50/60 Hz | Replaces HT01AW229A
  • OEM vs Generic: This is a genuine Carrier Factory Authorized Part (FAP), manufactured to exact VA and voltage tolerances. Generic transformers often underperform at rated load, causing nuisance brownouts in the control circuit and premature board failures.
  • Install difficulty: 3/5 — Shut off all power to the unit before beginning. Tools needed: flathead and Phillips screwdrivers, multimeter (to confirm 24V output after install), needle-nose pliers for spade terminals. Note the primary tap wiring (115V vs 208/230V) on the original unit before disconnecting — incorrect tap selection will damage downstream components.
  • Warranty: 1-year OEM factory warranty. Ships same business day from our stocked warehouse.

Compatibility: Designed as the direct OEM replacement for the Carrier PH13NR042000AHAA heat pump. Also cross-references part numbers HT01AW229A, CIN-TRAN, 30-BV2006, and 30-1814A. Verify your unit's data plate voltage and VA requirements before ordering. Have a fitment question? Our HVAC parts specialists confirm compatibility before you buy — call or chat today. In stock and ships the same business day.

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 Transformer fit my Carrier PH13NR042000AHAA?
Yes. This is the factory-specified OEM transformer for the Carrier PH13NR042000AHAA. 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 transformer on my Carrier PH13NR042000AHAA?
Difficulty: Medium (30–45 min)
Step 1: Turn off breaker. Step 2: Photo wiring connections. Step 3: Disconnect wires from old transformer. Step 4: Remove mounting hardware. Step 5: Install new transformer, reconnect wires matching voltage ratings. Step 6: Verify 24V output with multimeter.
My thermostat has no power. What failed?
Thermostat with no display = failed 24V transformer (or blown control board fuse). Check the 3A/5A fuse on the control board first ($1–$5 fix). If fuse is good but no 24V output from transformer, replace transformer.
Is this transformer 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 transformer?
OEM recommended for reliability and warranty compatibility. OEM parts match exact factory specifications for proper fit, performance, and safety. While aftermarket alternatives cost less upfront, the risk of improper fit and reduced lifespan usually makes OEM the better value long-term.
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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