What parts fit the KitchenAid KCMS125EBL0?

Light bulb W10873798, Switch 4392027, Glass tray WP8184775.

KitchenAid KCMS125EBL0 microwave parts: light bulb

Light bulb

Replaces 4313082

The light bulb this model takes.

Shop the light bulb on Amazon Other models that use W10873798

Switch

Replaces 4313055

Door, lid and control switches stop a cycle when they fail.

Shop the switch on Amazon Other models that use 4392027

Glass tray

Replaces 4313640

Racks, shelves and bins made to fit this model.

Shop the glass tray on Amazon Other models that use WP8184775

1Light bulbW10873798

2Switch4392027

3Glass trayWP8184775

Part numbers come from the Sears PartsDirect parts list for the KitchenAid KCMS125EBL0 (view the list), checked November 15, 2026. Amazon buttons open a search for the part number; we may earn a commission.

Where the model number is

Open the door: the label is on the frame. Over-the-range models: sometimes behind the vent grille.

Other KitchenAid microwaves

KCMS132SBL4KHHC2090SWH1KHMC1857WWH0KHMS147HBL0KHMS155LSS4KMHC319EWH0