Method To Locating battery Part Numbers
Panasonic 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 Panasonic part numbers:
CF-VZSU30B
6140-01-540-6513
CF-VZSU29
CF-VZSU30AU