See part 7 in the diagram
Thermal Fuse
The W10278172 is a thermal fuse for Whirlpool microwave. Basic tools needed. Compare prices from top sellers.
Moderate Repair
Genuine Whirlpool OEM Part
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1 store · Updated May 15, 2026
Lowest$10.88
4.4(3.1k)Preorder
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Common Problems This Part Fixes
Not heating
Won't start
Repair difficulty: Moderate - basic tools and 1-2 panels to remove
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