See part C304 in the diagram
Film Capacitor
The 0CQ5621N509 is a film capacitor for LG microwave. Basic tools needed. Compare prices from top sellers.
Replaces: 1271322
Moderate Repair
Fits LG appliances
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3 stores · Updated May 15, 2026
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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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