MPX may refer to:

Technology edit

  • MPX filter, a function found in cassette decks
  • Multiplexing, the process of combining multiple analog or digital signals into one
    • Multiplexer, an electronic device which accomplishes this task

Computing edit

Other uses edit

  • MPX Energia, former name of the Brazilian utility company Eneva
  • MPI MPXpress, a train locomotive
  • SIG MPX, a submachine gun from SIG Sauer
  • An abbreviation for monkeypox, an infectious viral disease