High Quality Content by WIKIPEDIA articles! PC/104 (or PC104) is an embedded computer standard controlled by the PC/104 Consortium which defines both a form factor and computer bus. PC/104 is intended for specialized embedded computing environments where applications depend on reliable data acquisition despite an often extreme environment. The form factor is often sold by COTS vendors, which benefits many consumers who want a customized rugged system without committing months of design and paperwork.