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

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

My Shopping Cart

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

Happy Labor Day! We’ll be closed on Monday, September 7th to enjoy a quick labor-free day. We’ll be back on Tuesday the 8th, ready to work.

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

Marshall Air 503139 THERMOSTAT, 350/530 DEG F

Drag to spin

How to get it fast to ?

Ship It!

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

Promotional Price:

199.2 $ My Price: $ 199.20

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:

$ 199.20

Quantity Available:

0

Quantity Available:

0

Manufacturer:

Marshall Air

Manufacturer #:

503139

Parts Town #:

MSA503139

Units:

Each

Fits Models:

View Models List

California Residents:

Proposition 65 Warning

Marshall Air 503139 Genuine OEM Replacement Part

A Marshall Air 503139 Thermostat adjusts the temperature accordingly, letting the unit accommodate various types of foods and cooking techniques.

Real OEM thermostats and hi-limits fit your exact unit, allowing it to run safely, efficiently and reliably
Fits popular models (see FITS MODELS below for complete list)
Temperature Range: 350-530℉
Color: Gray

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:

6.3 in / 16.00 cm
Width:

4.7 in / 11.94 cm
Height:

1.95 in / 4.95 cm
Weight:

1.02 lbs / 463 g