What are the specs for this Transformer?

The correct replacement for Carrier model GB1AAV060135ACJA is this exact part. It is the factory-specified replacement with exact OEM specifications. Using a part with different specifications can cause equipment damage or void your warranty. You can verify this by checking the data plate on your Carrier equipment which lists the model number GB1AAV060135ACJA.

Is this transformer compatible with Bryant or Payne systems too?

Many Carrier parts are cross-compatible with Bryant and Payne systems since all three brands are manufactured by Carrier Global Corporation. The same physical part is often used across multiple brand labels with different model numbers. To verify cross-compatibility, check your Bryant or Payne equipment service manual for cross-compatible part numbers, or contact info@nationalhvacparts.com with your model number for confirmation.

Carrier

OEM Carrier 40VA Transformer 120V–24V for GB1AAV060135ACJA

Name: OEM Carrier 40VA Transformer 120V–24V for GB1AAV060135ACJA
Brand: Carrier
SKU: CARRIE-GB1AAV060135ACJA-TRANSFORMER-HT01BC116
Price: 47.25 USD
Availability: InStock

SKU: CARRIE-GB1AAV060135ACJA-TRANSFORMER-HT01BC116 Brand: Carrier

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OEM Carrier 40VA Control Transformer 120V–24V for Model GB1AAV060135ACJA

This OEM replacement transformer (part number HT01BC116) is the factory-specified control circuit transformer for the Carrier GB1AAV060135ACJA gas furnace. Its job is to step down 120V line voltage to the 24V low-voltage signal used by the thermostat, control board, gas valve, and all other control-circuit components. When this transformer fails, nothing in the control circuit receives power — the thermostat goes blank, the furnace will not respond to any call for heat or cooling, and the system appears completely dead. A blown fuse on the secondary side of the transformer is often the first warning sign.

Specs: 40VA rated | Primary: 120V | Secondary: 24V | OEM part number HT01BC116 | Factory-matched impedance and thermal protection
OEM vs Generic: The OEM HT01BC116 transformer meets Carrier's exact VA rating and insulation class. Undersized or off-brand transformers can overheat, trip thermal cutoffs prematurely, or fail to sustain 24V under full control-circuit load — leading to intermittent lockouts and repeat service calls.
Install difficulty: 2/5 — Disconnect power at the breaker and verify voltage is absent before proceeding. Tools needed: flathead and Phillips screwdrivers, wire stripper, multimeter. Note wire colors and terminal positions before disconnecting. Replace inline fuse if blown. Restore power and confirm 24V output with a multimeter before closing the cabinet.
Warranty: 1-year OEM factory warranty. In stock and ships same business day from our warehouse.

Compatibility: Designed for the Carrier GB1AAV060135ACJA gas furnace. Always verify your existing transformer's VA rating and primary/secondary voltages on the unit's data plate or wiring diagram before ordering. Need fitment confirmation? Our HVAC parts specialists verify compatibility before you buy — no guesswork required.

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

OEM Carrier 40VA Transformer 120...

$47.25

Frequently Asked Questions

Does this Transformer fit my Carrier GB1AAV060135ACJA?

Yes. This is the factory-specified OEM transformer for the Carrier GB1AAV060135ACJA. 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 GB1AAV060135ACJA?

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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OEM Carrier 40VA Transformer 120V–24V for GB1AAV060135ACJA

OEM Carrier 40VA Control Transformer 120V–24V for Model GB1AAV060135ACJA

Shipping Information

Return Policy

Frequently Asked Questions