MICROWAVE WILL NOT TURN ON
Whirlpool Line Fuse - Microwave WP4375321, Fixes Microwave will not turn on
Genuine Whirlpool OEM microwave line fuse used in Whirlpool, KitchenAid, Jenn-Air, and Maytag microwave and microwave/oven-combination appliances.
Part WP4375321Whirlpool
Guaranteed to Fit — or your money back.
Confirm your full appliance model number before ordering.
Confirm your full appliance model number before ordering.
Is This the Right Part?
Part NumberWP4375321
ManufacturerWhirlpool
Appliance TypeMicrowave
Part TypeLine Fuse - Microwave
✅ Cross Reference Information
Current Part NumberWP4375321
Common Symptoms
- Microwave has no power or will not start when the line fuse is open.
Check Before Replacing
- With power disconnected, inspect the fuse for visible damage and test continuity with an appropriate meter.
- Confirm the appliance model number before ordering; a blown fuse may result from another electrical fault.
Pro Tip
Replace a blown fuse only after checking for the underlying cause of the overcurrent.
Part Details
Part NumberWP4375321
Part TypeLine Fuse - Microwave
ManufacturerWhirlpool
Appliance TypeMicrowave
Primary FunctionProtects the microwave electrical circuit by opening the circuit during an overcurrent condition.
Installation Notes
- Disconnect electrical power before servicing.
- Microwave circuits can contain hazardous high voltage; service should be performed only by a qualified technician when access to internal components is required.
- Use the exact replacement fuse specified for the appliance.
Verified Compatible Models
Fitment reminder: Verified compatibility is maintained by the XPart Model Hub Network. Match the complete appliance model number before ordering.
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Kitchener, Ontario N2E 1W8
Kitchener, Ontario N2E 1W8
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