Microwave Light Bulb 00423878

Brand: Bosch · Appliance: Microwave · Fits: 3 models · Reference price: $40.72

00423878 is a Bosch replacement part (microwave light bulb) for microwaves. Our fitment data lists 3 models that use it.

When to replace this part

Interior lighting

Symptom: The interior light doesn't turn on when the door opens.

Check: Confirm power is reaching the socket, then check the door-activated light switch before assuming the bulb itself is at fault.

Models that use this part

Other parts for model HV650XBRT

If you are repairing that appliance, these are the most model-specific parts on file for the same model.

• Burner Assembly 66001628
• Burner Assembly 66001629
• Burner Assembly 66001630
• Burner Assembly 66001648
• Burner Tube 66001650
• Anode Rod 66001645
• Drain Valve 66001647
• PILOT ASSEMBLY (HIGH ALTITUDE) 66001548

Reference price and where to compare

The reference price on file for this part is $40.72. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

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Before you order

• Match the part number character for character, including dashes and trailing letters; a single different character is usually a different part.
• Confirm your appliance's model number on its data plate and check that it appears in the list above (or use the model lookup tool).
• If a seller offers a substitute number, check that it appears in this page's replacement list or in the manufacturer's documentation.

Model lookup tool