Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
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 # MT4110SPB3 Official Whirlpool 1.1 cubic foot microwave

Here are the diagrams and repair parts for Official Whirlpool MT4110SPB3 1.1 cubic foot 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 61 parts  |
Microwave High-voltage Diode 8205489
#8

Oven interior parts diagram

Microwave high-voltage diode

Part #8205489

Replaced by #WP8205489

?
Manufacturer substitution
This part replaces 8205489. Substitute parts can look different from the original.
$32.49 | 
16% OFF Phone Price : $38.49
In Stock
Latch Bracket W10298900
#4

Control panel parts diagram

Latch bracket

Part #W10298900

Replaced by #WP8205451

?
Manufacturer substitution
This part replaces W10298900. Substitute parts can look different from the original.
$36.14 | 
14% OFF Phone Price : $42.14
In Stock
Fuse W10170368
#17

Oven interior parts diagram

Fuse

Part #W10170368

Replaced by #WP8183507

?
Manufacturer substitution
This part replaces W10170368. Substitute parts can look different from the original.
This item is not returnable
$14.39 | 
12% OFF Phone Price : $16.39
In Stock
Screw 4358362
#8A

Oven cavity parts diagram

Screw

Part #4358362

Replaced by #W11245710

?
Manufacturer substitution
This part replaces 4358362. Substitute parts can look different from the original.
This item is not returnable
$16.79 | 
11% OFF Phone Price : $18.79
In Stock
Spring 8184272
#7

Control panel parts diagram

Spring

Part #8184272

Replaced by #WP4158178

?
Manufacturer substitution
This part replaces 8184272. Substitute parts can look different from the original.
This item is not returnable
$6.09 | 
14% OFF Phone Price : $7.09
In Stock
Fan Blade 8184292
#1

Oven interior parts diagram

Fan blade

Part #8184292

$36.16
In Stock
Transformer W10321802
#4

Base plate parts diagram

Transformer

Part #W10321802

$243.96
In Stock
Switch 8204889
#3A

Control panel parts diagram

Switch

Part #8204889

$131.91
In Stock
Microwave Button 8204895
#2

Control panel parts diagram

Microwave button

Part #8204895

$32.87
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