Parts town. Get real parts faster

Shopping Cart

Skip to NavigationSkip to Content
Loading...
Loading...
USD
Multi-SKU Order
LoginRegister
Parts town. Get real parts faster

Find Equipment Manuals

Loading...
Loading...

Trane Transformers

Choosing real OEM Trane transformers means opting for safety, efficiency and reliability. No matter the maintenance task or repair, Parts Town's wide-ranging inventory is designed with your unit's specific needs in mind, promising a perfect fit and superior performance. We also ensure same day shipping on all in-stock Trane replacement transformers until 9 PM ET Monday through Friday.

...

Refined By

Brand
Trane
Part Category
TransformersTransformersTransformers

Model

loading spinner

Category

Cool,Calm and Collected- Real OEM HVAC Pars Are in Season! SHOP NOW

Trane Transformers

Choosing real OEM Trane transformers means opting for safety, efficiency and reliability. No matter the maintenance task or repair, Parts Town's wide-ranging inventory is designed with your unit's specific needs in mind, promising a perfect fit and superior performance. We also ensure same day shipping on all in-stock Trane replacement transformers until 9 PM ET Monday through Friday.

...

get special offers & news from parts town

+52 558.957.7295
Loading...
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal
© 2026 Parts Town. All rights reserved.
Loading...
visa
visa
mastercard
mastercard
american-express
american-express
discover
discover
paypal
paypal

Stock Up on Real OEM HVAC Parts for the Summer Season! SHOP NOW

Call: +52 558.957.7295
Hvac Parts
TECHTOWN
Track My Order
HVAC Parts Are Here!

HVAC Parts Are Here!

Shop the top brands in the industry.

Take Parts Town on the Go!

Take Parts Town on the Go!

Download the industry's #1 app today!

Find the parts you need to fix equipment!

Find the parts you need to fix equipment!

Based on data from techs, powered by AI!

We are ready to help!

We are ready to help!

We offer customer service support in Spanish

Flat rate shipping anywhere in Mexico $49.99

Flat rate shipping anywhere in Mexico $49.99

Inclusive of duties and brokerage.

Find the parts you need to fix equipment!

Find the parts you need to fix equipment!

Based on data from techs, powered by AI!

Help Desk

  • Contact Us
  • Shipping
  • Taxes And Fees
  • Returns
  • FAQ

Inside Parts Town

  • About Us
  • Careers
  • Our Difference
  • Resource Center
  • Parts Town Blog
  • techtown
  • International

Technology and Innovations

  • Parts Town App
  • Parts In Town
  • Serial Number Lookup
  • Smart Manuals
  • Website Features
  • Terms of Use
  • Privacy Policy
  • Privacy Request

Trane Replacement Transformers

Trane transformers are essential for maintaining optimal HVAC performance, ensuring reliable climate control. With Parts Town, you gain a trusted source for genuine, OEM Trane OEM transformers, including the perfect transformer to enhance your system's efficiency. We will help you keep your HVAC system operating smoothly with essential repair and maintenance replacement parts.

What Does a Transformer Do in an HVAC System?

A transformer is essential in an HVAC system for transforming high voltage electricity into a lower voltage suitable for the system's control circuits. This lower voltage ensures that controls, such as thermostats, can be operated safely by users, contributing to the system's overall safety and functionality.

Are HVAC Transformers Universal?

Since transformers come in a variety of different voltage and volt-amp ratings, they are not universal or interchangeable. Any option needs to match the specific requirements for your HVAC unit. The transformer must be compatible with both the electrical supply in the building and the low-voltage requirements of the HVAC components it serves.

What Causes an HVAC Transformer to Fail?

The failure of an HVAC transformer can occur due to various factors. One of the main causes is electrical surges that overload the windings, leading to burnout. Another issue is short circuits in the control wiring, which can force excessive current through the transformer, causing it to overheat. Also, the gradual wear and tear over time can ultimately result in its breakdown.

How Can I Tell If My HVAC Transformer is Bad?

Diagnosing a faulty HVAC transformer requires attention to specific symptoms. Look for signs such as no power reaching the thermostat, inability to initiate the HVAC system, or strange sounds like buzzing or humming. Without the necessary low voltage supplied by the transformer, critical components like control panels and thermostats cease to work, resulting in system failure.

174F7302
174F7302

Manufacturer:

Trane

Parts
174F7303
174F7303

Manufacturer:

Trane

Parts
174F7306
174F7306

Manufacturer:

Trane

Parts
174F7308
174F7308

Manufacturer:

Trane

Parts
174F7310
174F7310

Manufacturer:

Trane

Parts
174F7314
174F7314

Manufacturer:

Trane

Parts
174F7315
174F7315

Manufacturer:

Trane

Parts
174F7328
174F7328

Manufacturer:

Trane

Parts
174F7331
174F7331

Manufacturer:

Trane

Parts
174F7333
174F7333

Manufacturer:

Trane

Parts
174F7338
174F7338

Manufacturer:

Trane

Parts
174F7339
174F7339

Manufacturer:

Trane

Parts
174F7343
174F7343

Manufacturer:

Trane

Parts
174F7345
174F7345

Manufacturer:

Trane

Parts
174F7352
174F7352

Manufacturer:

Trane

Parts
174F7354
174F7354

Manufacturer:

Trane

Parts
174F7355
174F7355

Manufacturer:

Trane

Parts
174F7358
174F7358

Manufacturer:

Trane

Parts
174F7361
174F7361

Manufacturer:

Trane

Parts
174F7362
174F7362

Manufacturer:

Trane

Parts
174F7363
174F7363

Manufacturer:

Trane

Parts
174F7364
174F7364

Manufacturer:

Trane

Parts
174F7365
174F7365

Manufacturer:

Trane

Parts
174F7368
174F7368

Manufacturer:

Trane

Parts
123

Trane TRR02172 TRANSFORMER; 120 V PRIMARY / SECONDARY 6

Trane
  • Mfr Part # TRR02172
  • Parts Town # TRNTRR02172
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02178 TRANSFORMER - CLASS 1; CONTROL, 200/230/

Trane
  • Mfr Part # TRR02178
  • Parts Town # TRNTRR02178
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02187 Transformer, 208/230 to 24 Volt, 50VA

Trane
  • Mfr Part # TRR02187
  • Parts Town # TRNTRR02187
  • Quantity0

Out of Stock, backorders usually ship in 10-12 days.

Trane TRR02206 TRANSFORMER, CLS 2 DUAL SECONDARY 75 VA

Trane
  • Mfr Part # TRR02206
  • Parts Town # TRNTRR02206
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02207 Transformer with Wire Leads, 460/575V to 24V, 50/60HZ, 75VA

Trane
  • Mfr Part # TRR02207
  • Parts Town # TRNTRR02207
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02215 TRANSFORMER; 50/60HZ 230/460/575V PRIM /

Trane
  • Mfr Part # TRR02215
  • Parts Town # TRNTRR02215
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02216 TRANSFORMER; 208/277 PRIMARY 120 SECONDA

Trane
  • Mfr Part # TRR02216
  • Parts Town # TRNTRR02216
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02217 TRANSFORMER; 230/460 PRIMARY 115 SECONDA

Trane
  • Mfr Part # TRR02217
  • Parts Town # TRNTRR02217
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02230 TRANSFORMER; SEALED, .5 KVA PRIMARY: 57

Trane
  • Mfr Part # TRR02230
  • Parts Town # TRNTRR02230
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02237 TRANSFORMER; 120V INPUT, 25V 100VA OUTPU

Trane
  • Mfr Part # TRR02237
  • Parts Town # TRNTRR02237
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02248 TRANSFORMER; 208/230/460 V PRIM, 115V S

Trane
  • Mfr Part # TRR02248
  • Parts Town # TRNTRR02248
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02255 TRANSFORMER; 4KVA TRANSFORMER PRIMARY TA

Trane
  • Mfr Part # TRR02255
  • Parts Town # TRNTRR02255
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02256 TRANSFORMER; 4KVA TRANSFORMER PRIMARY TA

Trane
  • Mfr Part # TRR02256
  • Parts Town # TRNTRR02256
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02261 TRANSFORMER; CHOKE LINE OF 6 AMPS

Trane
  • Mfr Part # TRR02261
  • Parts Town # TRNTRR02261
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02400 TRANSFORMER; C40E1D1FT

Trane
  • Mfr Part # TRR02400
  • Parts Town # TRNTRR02400
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02405 TRANSFORMER; INGINITION

Trane
  • Mfr Part # TRR02405
  • Parts Town # TRNTRR02405
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02416 TRANSFORMER; 50VA, 208/240 V PRI, 24V SE

Trane
  • Mfr Part # TRR02416
  • Parts Town # TRNTRR02416
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02421 TRANSFORMER, 120V

Trane
  • Mfr Part # TRR02421
  • Parts Town # TRNTRR02421
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02429 Transformer, 277 to 24 Volt, 50/60HZ, 75VA

Trane
  • Mfr Part # TRR02429
  • Parts Town # TRNTRR02429
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02452 TRANSFORMER; PRIMARY 208/240 SECONDARY 2

Trane
  • Mfr Part # TRR02452
  • Parts Town # TRNTRR02452
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02455 TRANSFORMER, 75 VA, 120V PRIMARY & 24V S

Trane
  • Mfr Part # TRR02455
  • Parts Town # TRNTRR02455
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02477 Transformer with Wire Leads & Plug, 277 to 24V, 50/60HZ, 50VA

Trane
  • Mfr Part # TRR02477
  • Parts Town # TRNTRR02477
  • Quantity0

Out of Stock, backorders usually ship in 11-13 days.

Trane TRR02493 TRANSFORMER; 1KVA, 480V, NEMA 3R

Trane
  • Mfr Part # TRR02493
  • Parts Town # TRNTRR02493
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

Trane TRR02533 TRANSFORMER; CONTROL POWER; 4 KVA

Trane
  • Mfr Part # TRR02533
  • Parts Town # TRNTRR02533
  • Quantity0

Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.

101112