Convert your existing straight wired cables to null modem or reverser (transmit & receive) cables with these handy, inexpensive adapters. Simply plug these adapters onto the end of a cable and you're done! The low profile design reduces leverage strain on overstressed computer ports
Equivalent To
Equivalent to:30D1-18400
Cables Unlimited:ADP-5500
Specifications
Connectors: DB9 Female to DB9 Female
Crosses the data transmission lines in straight-through serial cables
Economical solution for connecting serial ports on notebooks