fec396Upper
fec396Upper is a designation that appears in certain technical contexts, likely related to internal system identifiers, product codes, or specific data fields. The exact meaning and application of this string are not publicly documented, suggesting it is an internal or proprietary label.
The "fec" prefix might indicate a category, a functional area, or a manufacturing origin. The "396" could
Without further context or access to the specific documentation or system where "fec396Upper" is used, it is