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PCI-bus communication cards feature PCI serial RS-232/RS-422/RS-485 ports that need only one PCI slot to provide independent serial channels.
2-port RS-232/422/485 PCI Communication Card w/Surge & Isolation
2-port RS-232 PCI Communication Card w/Surge & Isolation
4-port RS-232 PCI Communication Card w/Surge & Isolation
4-port RS-232/422/485 PCI Communication Card w/Surge & Isolation
8-port RS-232 PCI Communication Card w/ or w/o Surge
8-port RS-232/422/485 PCI Communication Card w/Surge & Isolation
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