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

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

Rational 40.03.537 HEAT SINK 3 SSR

Obsolete RATL40.03.537 has been replaced by: RATL40.04.211P

Manufacturer:

Rational

Manufacturer #:

40.03.537

Parts Town #:

RATL40.03.537

Replaced by PT #:

RATL40.04.211P

Units:

Each

Fits Models:

View Models List

California Residents:

Proposition 65 Warning

Rational 40.03.537 Genuine OEM Replacement Part

HEAT SINK 3 SSR

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:

0 lbs / 0 g