SONY Battery Part Number Identification

Essential to the purchase of your new laptop battery is the part number. A part number is a unique identifier that is assigned to a part to simplify referencing and to unambiguously define a part within a single manufacturer. Knowing about part number of the battery will more accessible to buy a correct battery, and it is comparatively accurate to search a battery by its part number than the model name of laptop.

Examples of SONY part numbers:

VGP-BPS34
VGP-BPS9/B
VGP-BPS39
VJ8BPS45
VJ8BPS52
VJ8BPS57