Parts for PT7800EK5ES — GE Microwave

We found 14 parts confirmed to fit the GE Microwave PT7800EK5ES.

Compatibility table

All 14 confirmed parts, ordered so parts that fit fewer models (more specific to this appliance) appear first.
Part #PartAlso fitsReference price
WB07X11224Trim,side Ri9 models$62.47 · Amazon
WB56X27382Door Glass10 models$249.73 · Amazon
WB27X32687Wall Oven Relay Control Board10 models$256.31 · Amazon
WB27X22113Relay Board11 models$256.31 · Amazon
WB27X26081Microwave Magnetron43 models$257.04 · Amazon
WB24X10029Microwave Door Interlock Switch138 models$41.23 · Amazon
WB24X817Microwave Door Interlock Switch188 models$38.74 · Amazon
WB26X24020Wall Oven Cooling Fan Assembly218 models$132.08 · Amazon
WB20X10048Microwave Thermostat329 models$13.79 · Amazon
WB56X27480G.E. Wall Oven Door Window Assembly351 models$236.60 · Amazon
WB27X10701Drive Capacitor435 models$30.99 · Amazon
WB27X10388Microwave Fuse541 models$11.33 · Amazon
WB27T11463Wall Oven Cooling Fan Sensor Board949 models$60.85 · Amazon
WB21X10165Wall Oven Temperature Sensor956 models$24.61 · Amazon

Prices shown are an informational reference range only, not an offer or an Amazon price — RepairKitHub does not sell parts directly. Each part links to an Amazon search so you can compare current listings yourself.

Common failure areas on this model

The confirmed parts above group into a handful of failure areas. Here is what each points to and how to check it before you order anything.

Storage, trim and cosmetic hardware

Symptom: A cracked shelf, broken door bin, worn hinge, or missing trim piece -- cosmetic and storage wear rather than a functional breakdown.

Check: Match the physical dimensions and mounting tabs of the old part before ordering; these pieces are often model-specific even between visually similar models.

Parts in this group on PT7800EK5ES: WB07X11224 (Trim,side Ri).

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Parts in this group on PT7800EK5ES: WB56X27382 (Door Glass), WB27X22113 (Relay Board), WB27X26081 (Microwave Magnetron), WB24X10029 (Microwave Door Interlock Switch), WB24X817 (Microwave Door Interlock Switch), WB26X24020 (Wall Oven Cooling Fan Assembly), WB56X27480 (G.E. Wall Oven Door Window Assembly), WB27X10388 (Microwave Fuse), WB27T11463 (Wall Oven Cooling Fan Sensor Board), WB21X10165 (Wall Oven Temperature Sensor).

Controls, timers and wiring

Symptom: A cycle that doesn't advance, an unresponsive display, or the unit not starting at all.

Check: Look for burn marks or a burnt smell near the board or terminals, and check whether buttons and knobs respond -- a unit that powers on but won't cycle often traces back to this group.

Parts in this group on PT7800EK5ES: WB27X32687 (Wall Oven Relay Control Board), WB27X10701 (Drive Capacitor).

Heat control (thermostats, fuses, heating element)

Symptom: The appliance runs but heats or cools inconsistently, or shuts off partway through a cycle.

Check: With the appliance unplugged, check continuity across the part with a multimeter -- no continuity means it has failed.

Parts in this group on PT7800EK5ES: WB20X10048 (Microwave Thermostat).

Before you buy

Match PT7800EK5ES exactly against the model and serial plate on the appliance itself before ordering anything — a single mismatched character can point to a different production run with different parts. Then check the part number printed or stamped on the part you are replacing against the part numbers in the table above; the printed number is the most reliable way to confirm fitment when a model has gone through multiple production runs. RepairKitHub does not sell parts directly — every part link above routes to an Amazon search for that part number so you can compare current listings and sellers yourself.

How to confirm this is your model

On most microwaves, the model and serial plate sits inside the door frame. Match every character exactly, including letters and dashes at the end — appliance model numbers often have similar prefixes but different suffixes for different production runs.

Neighbouring GE Microwave models

These model numbers sort next to this one in the catalog and are usually the same product family.

Still not sure?

Use the model lookup tool to search by model or part number, or start from the symptom your appliance is showing.