Light Bulb 4158344

Brand: Whirlpool · Appliance: Microwave · Fits: 25 models · Reference price: $5.92

4158344 is a Whirlpool replacement part (light bulb) for microwaves. Our fitment data lists 25 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 MH6600XW1

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

• Door Handle (Black) 815065
• Filter WP4358003
• Microwave Grease Filter WP4358030
• Switch 4358004
• Screw 4358064
• Switch 4158952
• Screw 4158308
• Switch 4158948

Reference price and where to compare

The reference price on file for this part is $5.92. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

Compare 4158344 listings on Amazon

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