Skip to Navigation Skip to Content

What You Can Expect:

The most in-stock parts on the planet — all OEM, all the time
Cool technology to make finding and buying parts a breeze, including Serial Number Lookup, PartSPIN® and Smart Manuals, found on partstown.com and our industry-leading mobile app
An exceptional customer experience from the team you know and trust with every email, live chat, text and phone call, provided by a friendly and knowledgeable team
Later hours than anyone else — offering support and shipping all in-stock orders until 9PM ET

ribbon image

Real OEM HVAC Parts Are In This Spring! SHOP NOW

My Shopping Cart

You didn't add any products to Your Cart yet Continue Shopping

We will be closed Monday, May 25, for Memorial Day, but you can still shop real OEM parts online and on the app 24/7. We’ll be back Tuesday, May 26.

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

Trane RLY03953 RELAY; 1PDT 24VAC/DC COIL, DINRAIL MOUNT

How to get it fast to ?

Ship It!

Out of Stock, backorders usually ship in 23-25 days.

Promotional Price:

296.51 $ My Price: $ 296.51

Add to cart

more Purchase Options for Shipping
1-Hour Pickup!

Quantity Available:

Pickup hours: Mon - Fri
My Price:

Add to cart

more pickup options

See Local Inventory
Same Day Delivery!
Our same-day delivery window is now closed. Orders placed at this time will be delivered on the next business day. The Delivery Fee is not refundable if the order is canceled after the driver is in route to pick up the order.

Quantity Available:
My Price:

Add to cart

Card Label

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

List Price:

$ 337.74

Quantity Available:

0

Quantity Available:

0

Manufacturer:

Trane

Manufacturer #:

RLY03953

Parts Town #:

TRNRLY03953

Units:

Each

Fits Models:

View Models List

Trane RLY03953 Genuine OEM Replacement Part

A Trane RLY03953 Relay switches circuits with SPDT control to manage functions reliably across HVAC systems.

Selecting real OEM relays reduces downtime and repeat service calls, helping you avoid costly failures and extend replacement intervals for measurable savings over the life of your equipment
Product Type: Relay
Contact Configuration: SPDT
Number of Poles: 1
Coil Voltage: 24VAC/DC
Mount Type: DIN rail mount

Required fields.

Card Label

Expiration Date

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

Fits Models
Specs

Length:

1 in / 2.54 cm
Width:

1 in / 2.54 cm
Height:

1 in / 2.54 cm
Weight:

Not Available