Your privacy choices: We and our partners use cookies for analytics and ads. Decline all turns them off.
Privacy Policy · Do Not Sell or Share My Personal Information
Need Help?
Call
Show parts
Usually ships within 4 - 14 days
This part is discontinued by the manufacturer and is no longer available for purchase.
Ceramic
Microwave not heating or humming loudly? The high-voltage diode converts AC to DC for the magnetron. Repair takes 30-45 minutes with basic tools.
Microwave not heating or heating unevenly? A failed magnetron is the likely cause. This high-voltage tube generates microwave energy to cook food.
Opt-Out Request Honored
We use cookies to optimize website functionality, analyze the performance, and provide personalized experience to you. Use the controls below to manage your privacy preferences.
Cross-Site Advertising
When enabled, we may use cookies and similar technologies to deliver personalized advertisements based on your browsing activity across different websites. Opting out will disable third-party advertising cookies on this site.
Analytics Sharing
When enabled, we may share anonymized browsing and usage data with third-party analytics providers to help us understand how visitors use our site. Opting out will prevent this data from being shared with third parties.