Same-day shipping on orders before 3PM CST · 15,000+ OEM Parts In Stock · Carrier · Bryant · ICP · Heil · Tempstar
Track Order | 1-800-NHP-HVAC | Trade Accounts

Menu

Home Shop All Account Cart
Home / OEM Carrier Transformer C48A403062 fo...

IMAGE COMING SOON

Carrier

OEM Carrier Transformer C48A403062 for Model C48A403062

SKU: carrier-transformer-c48a403062 Brand: Carrier
$59.95

Order before 3PM CST — ships same day.
Standard delivery 2-5 business days. Express options at checkout.

OEM Guaranteed

Same-Day Ship

30-Day Returns

Secure Checkout

OEM Carrier Transformer C48A403062 for Model C48A403062

This genuine OEM Carrier transformer (C48A403062) steps down incoming line voltage to the low-voltage 24V control power your thermostat, contactor coil, and control board rely on to operate. Manufactured to Carrier's exact factory specifications, it delivers stable, correctly rated output for dependable system control and protection against electrical faults. It is a direct-fit replacement for Carrier model C48A403062, matching the original primary and secondary voltage ratings so your controls receive clean, consistent power. A failed transformer is a common cause of a completely dead system — no thermostat display, no contactor pull-in, no cooling — and replacing it restores full control operation. The repair is moderate in difficulty for a qualified technician: disconnect power, note the primary and secondary lead connections, mount and wire the new transformer, then restore power and verify 24V output. Most pros complete it in under 30 minutes. We keep this part in stock and ship same-day on orders placed before 3PM CST. Every Carrier OEM part is brand-new, never refurbished, and held to genuine factory quality standards.

Compatibility

This part is compatible with Carrier model C48A403062.

Shipping

Same-day shipping before 3 PM CST. 30-day returns on uninstalled parts.

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 $75
  • 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 support@nationalhvacparts.com to initiate a return
  • Refunds processed within 5-7 business days

Frequently Asked Questions

Does this Transformer fit my Carrier Model C48A403062?
Yes. This is the factory-specified OEM transformer for the Carrier Model C48A403062. 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 Model C48A403062?
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.
Home Shop Search Account Cart