Main Board A4733389A

Brand: Sony · Fits: 2 models · Reference price: $170.80

A4733389A is a Sony replacement part (main board). Our fitment data lists 2 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 2 confirmed models for this part.
ModelBrandApplianceParts on file
BMZ-K1Sony43
CX-BK1Sony31

Other parts for model BMZ-K1

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 $170.80. 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