HP 005-039645 - Address cable assembly - Address Cable Assembly - from the Midplane Board to the Address/RS-232C Board (on the Distribution Panel) Retail
HP 40290-60007 - Loopback connector - For 50-pin RS-232C connector - For testing all ports on the RS-232C ATP 37/M PC board Retail
HP 5181-2085 - Direct distribution panel (DDP) - Rack mountable panel with eight 25-pin RS-232C or RS-423A direct connect ports Retail
HP 12040-69014 - 8-channel asynchronous (RS-232C) MUX I/O board - 8-Channel Asynchronous (RS-232C) MUX I/O Board (12040C/D) Retail