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SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack - ID-E20011-S1
SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack - ID-E20011-S1
Buy New $79.99  $73.42

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SIIG 2-Port USB to RS-422/485 Serial Adapter - 1 x 4-pin Type B Female USB 2.0 USB, 2 x 9-pin DB-9 Male RS-422/485 Serial USB ...
SIIG 2-Port USB to RS-422/485 Serial Adapter - 1 x 4-pin Type B Female USB 2.0 USB, 2 x 9-pin DB-9 Male RS-422/485 Serial USB ...
Buy New $99.99  $65.24

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SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-422/485 Serial PCI Express - 1 Pack - ID-E20211-S1
SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-422/485 Serial PCI Express - 1 Pack - ID-E20211-S1
Buy New $189.99  $136.99

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SIIG 2-port uPCI Serial Adapter - 2 x 9-pin DB-9 Male RS-232/422/485 Serial Universal PCI - 1 Pack - ID-P20011-S1
SIIG 2-port uPCI Serial Adapter - 2 x 9-pin DB-9 Male RS-232/422/485 Serial Universal PCI - 1 Pack - ID-P20011-S1
Buy New $169.99  $119.99

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SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack - ID-E20111-S1
SIIG 2-port PCI Express Serial Adapter - 2 x 9-pin DB-9 Male RS-232 Serial PCI Express - 1 Pack - ID-E20111-S1
Buy New $99.99  $70.24

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