Magnetron Thermostat
The WP4375079 is a magnetron thermostat for Whirlpool refrigerator and microwave and oven. Basic tools needed. Compare prices from top sellers.
Replaces: 4375079, 4375423, 4434445, 461967840731
Moderate Repair
Fits 5 brands
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5 stores · Updated May 16, 2026
Lowest$33.98
4.8(728)In Stock
Go to Store
$37.53
4.6(3.6k)In Stock
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$49.25
4.8(21.9k)In Stock
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$49.50
4.5(13.6k)In Stock
Go to Store
$65.58
4.4(3.1k)Preorder
Go to StoreThis is a genuine OEM part that works for some models of Whirlpool, Jenn-Air, Kenmore, KitchenAid, Maytag, Amana, Magic Chef, Admiral, Norge, and Roper models.
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Common Problems This Part Fixes
Microwave
Not heating
Trips breaker or blows fuse
Refrigerator
Freezer section too warm
Fridge and Freezer are too warm
Fridge too cold
Freezer too cold
Will not start
Repair difficulty: Moderate - basic tools and 1-2 panels to remove
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