See part 50CZZM in the diagram
Film Capacitor Box
The 3B72440D is a film capacitor box for LG microwave. Basic tools needed. Compare prices from top sellers.
Moderate Repair
Fits LG appliances
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1 store · Updated May 18, 2026
Lowest$8.34
4.4(3.1k)Preorder
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Common Problems This Part Fixes
Not heating
Trips breaker or blows fuse
Repair difficulty: Moderate - basic tools and 1-2 panels to remove
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