StarTech 4 Port PCIe Serial Adapter Card with 16550, 4 RS-232 serial ports

  

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 design, this 4-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), while reducing the load applied to the CPU by as much as 48% over conventional bridge-chip serial cards. The RS232 Serial Adapter Card includes 4 half-height/low-profile brackets, allowing the card to be installed into almost any PC case, regardless of form factor.

Number of Serial Ports (External). 4 Port Native PCI Express RS232 Serial Adapter Card with 16550 UART.

Windows® 10 (32/64), 8 / 8.1 (32/64), 7 (32/64), Vista (32/64), XP (32/64). Windows Server® 2012, 2008 R2, 2003.

1 x Full Profile Bracket With Two DB9 Connectors. 4 x Low Profile Bracket.