Fan 643456

Brand: Bosch · Fits: 11 models · Reference price: $231.66

643456 is a Bosch replacement part (fan). Our fitment data lists 11 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

All 11 confirmed models for this part.
ModelBrandApplianceParts on file
HBN3550UC/08Bosch51
HBN5650UC/06Bosch51
HBN5650UC/08Bosch40
MED272EB01Thermador39
HBN5650UC/10Bosch35
HBN5650UC/05Bosch33
HBN5650UC/09Bosch33
HBN5650UC/04Bosch32
HBN3550UC/11Bosch30
HBN3550UC/04Bosch28
MED272ES01Thermador27

Other parts for model HBN3550UC/08

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

Reference price and where to compare

The reference price on file for this part is $231.66. It is informational only, not an offer or an Amazon price — RepairKitHub does not sell parts directly.

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Before you order

Model lookup tool