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Genuine Ge part. Ge brands include General Electric, Hotpoint, RCA, Kenmore, and others. GE also makes various appliance models for Sears / Kenmore.
Part Number WB18X35517 replaces AP6990372.
The Thermostat is an OEM part for GE microwaves. It monitors the temperature inside the microwave during operation.
Causes of a bad thermostat can be simply wear and tear over time. Exposure to spills, dirt, or dust can also cause issues.
Symptoms of a bad microwave thermostat include:
This OEM GE part is also compatible with Hotpoint, RCA, and some Kenmore models.
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Ge WB18X35517 Thermostat OEM Part