The PEX4S553 4-Port Native PCI Express RS232 Serial Adapter Card with 16550 UART lets you add 4 RS232 (DB9) serial ports, using a single PCI Express expansion slot.
Based on a native single-chip...
The PEX2S553LP low profile/half-height PCI Express Serial Card turns a PCI Express slot into two RS232 (DB9) serial connections.
The card is constructed using a native single chip design that lets...
Add eight RS-232 DB9 serial ports to your desktop computer, through two PCIe expansion card slots. This PCI express serial card, with two breakout cables, provides you with multiple ports to connect...
This PCI Express serial card adds two high-performance RS232 serial ports to your desktop computer or server, for connecting your serial-based devices and equipment.
Convenient system upgrades...