My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Trane TRR1839 OEM Control Transformer HVAC Replacement Part

Manufacturer

Picture for manufacturer Trane

Part Number

TRR1839
9 reviews
Sale Price

$153.78

2 left at this price

delivery box

Usually delivered within 2 days

free shipping

FREE SHIPPING

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Trane TRR1839 is a genuine OEM control transformer designed for use in Trane heating, ventilation, and air conditioning (HVAC) systems. Control transformers are essential components that step down line voltage to the low-voltage control circuit (typically 24V), powering thermostats, control boards, relays, and other low-voltage HVAC components.

Key Features:

  • Genuine Trane OEM replacement part — ensures compatibility and reliability
  • Designed to step down line voltage to low-voltage control circuits in HVAC systems
  • Built to Trane's original equipment specifications for long service life
  • Direct drop-in replacement for failed or damaged transformers in compatible Trane units
  • Supports proper operation of thermostats, control boards, and relay circuits

The TRR1839 transformer is a trusted OEM component for maintaining the control circuit integrity of compatible Trane HVAC equipment. Using a genuine Trane replacement helps ensure proper system operation and avoids compatibility issues that can arise with aftermarket alternatives.

However I need to return this part because it is apparently not compatible with my vehicle! Please send me a return document and address.

They are BEAUTIFUL!!!

Seems good so far

My product came on time and in excellent condition. I couldn't have asked for more.

Fast

just what I needed today !!!!!!!!!!!!!

None

Good price.

Fast and great customer service

Share icon
Return Policy
Returns are easy at Autoplicity

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy