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USB to Serial (RS-232 / RS-422/485)

Cables to Go 268861.5ft USB to DB9 Serial Adapter Cable
$24.99 $22.49
C2G 268875ft USB to DB9 Male Serial RS232 Adapter Cable
$24.99
C2G 26478USB to 2-Port DB9 Serial RS232 Adapter
$85.99 $78.69
C2G 26479USB to 4-Port DB9 Serial RS232 Adapter
$134.99 $124.69
C2G 224296ft USB to DB25 Serial RS232 Adapter Cable
$27.99
Aten UC232A5PKUSB to Serial Converter, (5-Pack)
$110.00 $88.43
Aten UC23222-Port USB-to -Serial RS-232 Hub
$101.00 $81.20
Aten UC23244-Port USB-to -Serial RS-232 Hub
$119.00 $95.66
Aten UC48522-Port USB-to -Serial RS-422/485 Hub
$118.00 $94.85
IOGEAR GUC232A AdapterIOGEAR USB to PDA/Serial Adapter
$29.95 $24.99