See part 30 in the diagram
Bulb
The WB27X42531 is a bulb for GE microwave. No tools needed. Compare prices from top sellers.
Easy Repair
Fits GE appliances
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3 stores · Updated May 15, 2026
Lowest$7.18
4.8(728)Preorder
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$10.53
4.8(21.9k)Preorder
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$17.80
4.5(13.6k)Preorder
Go to StoreGenuine Part from GE Appliances,Check Your Model Number to Confirm Compatibility,Includes a One-Year Limited Warranty,
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