Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Whirlpool
Countertop Microwave

Model # MT4155SPS2 Official Whirlpool countertop microwave

Here are the diagrams and repair parts for Official Whirlpool MT4155SPS2 countertop microwave, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide
Owner’s manual

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 81 parts  |
Capacitor 8185272
#4

Oven interior parts diagram

Capacitor

Part #8185272

Replaced by #WP8184813

?
Manufacturer substitution
This part replaces 8185272. Substitute parts can look different from the original.
$79.79 | 
7% OFF Phone Price : $85.79
In Stock
Microwave Door Release Lever 8205451
#4

Control panel parts diagram

Microwave door release lever

Part #8205451

Replaced by #WP8205451

?
Manufacturer substitution
This part replaces 8205451. Substitute parts can look different from the original.
$36.14 | 
14% OFF Phone Price : $42.14
In Stock
Microwave Fuse 8183507
#17

Oven interior parts diagram

Microwave fuse

Part #8183507

Replaced by #WP8183507

?
Manufacturer substitution
This part replaces 8183507. Substitute parts can look different from the original.
This item is not returnable
$14.39 | 
12% OFF Phone Price : $16.39
In Stock
Screw 8171862
#16

Oven cavity parts diagram

Screw

Part #8171862

Replaced by #8169474

?
Manufacturer substitution
This part replaces 8171862. Substitute parts can look different from the original.
This item is not returnable
$5.24
In Stock
Support 8205148
#8

Oven cavity parts diagram

Support

Part #8205148

Replaced by #WP8205148

?
Manufacturer substitution
This part replaces 8205148. Substitute parts can look different from the original.
$45.16
In Stock
Screw 4358192
#3

Oven cavity parts diagram

Screw

Part #4358192

Replaced by #W11380570

?
Manufacturer substitution
This part replaces 4358192. Substitute parts can look different from the original.
This item is not returnable
$18.19 | 
10% OFF Phone Price : $20.19
In Stock
Power Cord 8206281
#9

Oven interior parts diagram

Power cord

Part #8206281

$46.16
In Stock
Wire Harness 8206282
#6

Oven interior parts diagram

Wire harness

Part #8206282

$75.20
In Stock
Cook Tray 4359780
#6

Oven cavity parts diagram

Cook tray

Part #4359780

Replaced by #WPW10267856

?
Manufacturer substitution
This part replaces 4359780. Substitute parts can look different from the original.
$43.49 | 
12% OFF Phone Price : $49.49
In Stock
Switch 8183562
#4

Latch board parts diagram

Switch

Part #8183562

Replaced by #4392027

?
Manufacturer substitution
This part replaces 8183562. Substitute parts can look different from the original.
$69.11 | 
8% OFF Phone Price : $75.11
In Stock

Effective articles & videos to help repair your microwaves

View all
5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

5 Holiday Cleaning Tasks Essential to Boosting Your Home’s Image

Get tips on completing essential holiday cleaning tasks to brighten your home.…

Read more
Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

Read more
Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

Read more

Parts & More

Microwave/Hood Combo
Microwave/hood combo Parts LG