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Date posted: Jun 21, 2013
This adapter card features independent configuration that allows one port to be configured for RS-232 device connections, while the other is configured for RS485 or RS422. It's supported on many different operating system platforms includin... Read more
$141.98
StarTech 2-Port RS232/422/485 PCI Serial Adapter Card with ESD Protection view
Posted on: Jun 21, 2013
4%
$128.99
StarTech 1-Port Metal Industrial USB to RS422/ RS485 Serial Adapter with Isolation (ICUSB422IS) view
Posted on: Mar 9, 2012
$4.99
BELKIN SERIAL PORT ADAPTER DB25/DB9 view
Posted on: Feb 26, 2011