StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 Card - 16950 UART - Expansion Card - Windows & Linux , TAA (PEX4S953)

This multiport PCI Express RS232 serial adapter card lets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot, as if they were native serial ports. The 4-port PCIe serial card enables you to interact with serial devices, such as card readers, printers, PIN pads, and modems, at speeds of up to 921.6Kbps. Maximum Compatibility With broad OS support, including for Windows and Linux, this 4 port PCI E serial card is easy to integrate into mixed environments. The PCI E expansion slot comes pre-configured with a full-profile bracket, and includes optional low-profile brackets, so installation is easy regardless of the case form factor. This card is a direct replacement for PEX4S952. Experience Optimal Technology This PCIe to serial adapter is: industry standard 16950 UART compatible, supports max baud rate of up-to 921.6Kbps, provides 5/12V power output on Pin 9 when external power is connected, has a 256-byte depth FIFO cache per transmitter and receiver, supports 9, 8, 7, 6, 5 data bits (one per port), features an Asix AX99100 chipset, and is base PCI Express 1.1 compliant. Guaranteed Reliability PEX4S953 is backed by a StarTech.com lifetime warranty and free lifetime technical support.

• 4 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 4x DB9 ports w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer; Upgraded version of our popular Serial card PEX4S952
• OPTIONAL CONFIGURABLE POWER: PCIe multiport serial card provides 12v, 5v, or none through pin 9 w/up to 2A total; Each of the 4 ports are individually configurable; DB44 to 4x DB9 breakout cable incl
• STANDARD PROFILE & LOW PROFILE BRACKET: PCI Express RS232 serial adapter card has standard bracket pre-installed & 1x low profile bracket incl for versatile install; Supports Windows XP and up & Linux
• VERSATILE APPLICATIONS: For standard profile desktop/servers with uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope