kitchenaid-4375278-Microwave Cooling Fan Motor

Microwave Cooling Fan Motor 4375278

Part #4375278

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This part fits

KitchenAid, Whirlpool

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Part Information

This cooling fan motor (part number 4375278) is for microwaves.

Cooling fan motor 4375278 spins the cooling fan blade to keep the magnetron from overheating.

Because high-voltage capacitors in a microwave can retain a lethal electrical charge even when the microwave is unplugged, a service technician should install this part.


Part Number



Large Kitchen Appliances


1.25 lbs


4.5" x 4" x 5.37"

Technician facts

  • Installations last year: 17
  • Average installation time: 107 minutes
  • Level of repair difficulty: