Multiport serial board (18/11/2004)... itsuitable for most wiring environments.In addition to CP-118U, Moxa provides 2/4/8 RS-232/422/485 multiport serial boards (UPCI V2). Models available include the CP-168U V2, CP-104UL V2, CP-104JU V2, CP-134U V2, CP-134U-I V2, CP-132UL V2, and ...