2 Port LP PCI Express Serial Card

2 Port Low Profile Native RS232 PCI Express Serial Card with 16550 UART

By StarTech.com

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Description & Features+

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 you 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 PCI Express RS232 Serial Adapter Card is compatible with a broad range of operating systems, including Windows® 2000/XP/2003/Vista™/Windows 7/Server 2008 R2 (32 and 64-bit), Linux Kernel 2.6.11 and up, and ships with a low profile/half-height bracket installed but includes an optional full profile bracket that lets you add 2 serial ports to virtually any computer (regardless of the case form factor). This product is a replacement for our PEX2S552LP card. Backed by a StarTech.com Lifetime warranty and free lifetime technical support.

Native single-Chip, single lane PCI Express; 48% less cpu load, and increased performancePre-configured with half-height mounting bracket for low profile systems, but includes a full profile bracket for versatilityEasy to install and use with full step-by-step instructions saves time and hassle

Product Label Contents:

PCI-Express Serial Card
DB9 Ribbon cable
Full Profile Bracket
Low profile bracket
Driver CD
Instruction Manual
One high speed RS232 serial port with data transfer rate up to 460.8 KbpsShips with half-height/low profile mounting bracket, includes optional standard profile bracketSingle chip design optimizes speed and reliabilityNative single-chip, single lane PCI ExpressSelectable power output on pin 9 for the serial portCompliant with PCI Express base specifications revision 1.1aAutomated out-of-band flow control using CTS/RTS and DSR/DTRAutomated in-band software flow control using programmable Xon/Xoff in both directions128-byte deep FIFO per transmitter and receiver


Supplier Warranty
2 Year Warranty
Supplier Warranty Length
2 years
Product Identifiers
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