V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

SECC
       Single Edge Connector Case (CPU)


The Free On-line Dictionary of Computing (30 December 2018):

Single Edge Contact Cartridge
SEC
SECC

    (SEC, SECC) The cased daughterboard housing
   Intel's Pentium II, Pentium III, and Xeon
   microprocessors.

   A SECC fits into a Slot 1 or Slot 2 connector.

   [SECC 2?]

   (1999-08-05)