Brainboxes Ltd is a British manufacturer of communication devices with in-house manufacturing and sustainable investment in Research and Development. Founded in Liverpool in 1984, Brainboxes began developing PC IEEE cards and ISA serial cards, before rapidly increasing in-house production time, expanding overseas and building large ranges of signal conditioners, switches, serial devices and serial cards.

ISS provides the full range of remote I/O, ethernet switches, ethernet to serial devices, signal conditioners and serial cards manufactured by Brainboxes.