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

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

0 Items

My Shopping Cart

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

Important Update: Click here for the latest information on tariffs and their impact on our industry.

find parts
find manuals

Find Foodservice Equipment Parts

Enter keyword or Part #

First Company E143 Relay, Heat Sequence

Drag to spin

How to get it fast to ?

Ship It!

In Stock
Ships today from Parts Town Ships from Parts Town

Ships from

if ordered in the next 04h : 50min : 56sec

Promotional Price:

99.78 C$ My Price: C$ 99.78

Add to cart

0 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

Card Label

Billing Address

First Name

Last Name

Address Line

Apt or Suite Number

City

Country/Region

State/Province

Zip/Postal Code

Our Price:

C$ 121.72

Quantity Available:

1

Quantity Available:

1

Manufacturer:

First Company

Manufacturer #:

E143

Parts Town #:

FIRSE143

Units:

Each

Fits Models:

View Models List

First Company E143 Genuine OEM Replacement Part

A First Company E143 heat sequencer controls the staged operation of electric heat in compatible HVAC equipment.

Real OEM: Designed for the specified equipment to support proper heat sequencing.
Product Type: Heat Sequencer
Compatible Model: WSH6018A7RCFS10000000F, 20HX3, 12PHH10-240-4 RH

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:

2.75 in / 6.99 cm
Width:

2.3 in / 5.84 cm
Height:

1.75 in / 4.45 cm
Weight:

0.145 lbs / 66 g

Find Foodservice Equipment Parts

First Company E143 Relay, Heat Sequence

How to get it fast to ?

First Company E143 Genuine OEM Replacement Part

Part FIRSE143 fits 0 models:

New Customers?

Find Foodservice Equipment Parts

First Company E143 Relay, Heat Sequence

How to get it fast to ?

Ship It!

Ships today from Parts Town Ships from Parts Town

Ships from

First Company E143 Genuine OEM Replacement Part

Part FIRSE143 fits 0 models: