StarTech.com 1 Port Industrial RS-232 / 422 / 485 Serial to IP Ethernet Device Server - 2x 10/100Mbps Ports
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StarTech.com 2 Port RS232/422/485 PCI Serial Adapter w/ ESD - 2 x 9-pin DB-9 Male RS-232/422/485 Serial Universal PCI
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StarTech.com 2 Port PCI RS422/485 Serial Adapter Card with 161050 UART - 2 x 9-pin DB-9 Male RS-422/485 Serial Universal PCI
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StarTech.com 2 Port USB to RS232 RS422 RS485 Serial Adapter with COM Retention - 1 x 9-pin DB-9 Male RS-232/422/485 Serial
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StarTech.com 4 Port PCI Express PCIe Serial Combo Card - 2 x RS232 2 x RS422 / RS485 - PCI Express x1 - 4 x DB-9 Male RS-232/422/485 Serial Via Cable
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StarTech.com 2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail - 1 x 4-pin Type B Female USB 2.0 USB
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