See part 3 in the diagram
Thermostat Fix
The W10865458 is a thermostat fix for Whirlpool microwave. Basic tools needed. Compare prices from top sellers.
Moderate Repair
Genuine Whirlpool OEM Part
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3 stores · Updated May 15, 2026
Lowest$33.41
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$49.50
4.5(13.6k)Preorder
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$64.46
4.4(3.1k)Preorder
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