Blower 4452003

Brand: Whirlpool · Appliance: Microwave · Fits: 63 models

4452003 is a Whirlpool replacement part (blower) for microwaves. Our fitment data lists 63 models that use it.

When to replace this part

General hardware and mounting parts

Symptom: A small mechanical or mounting part has failed, cracked, or gone missing.

Check: Compare the physical shape and mounting points to the original piece, and confirm the exact part number against your model plate before ordering.

Models that use this part

Other parts for model GMC305PRB01

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

• Bottom Trim W10207691
• Control Cover 4451597
• Insulation 4449316
• Switch WP8304152
• Wall Oven Vent Trim, Lower (Black) WPW10207689
• Wall Oven Noise Filter WP8302143
• Microwave High-Voltage Diode WPW10687786
• Heat Shield 4457114

Reference price and where to compare

We have no reference price on file for this part. RepairKitHub does not sell parts directly.

Compare 4452003 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