SKU: PEX4S553 Brand:
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Product Description

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.

The Advantage
-Native single-chip, single lane PCI Express chipset delivers true PCIe performance, up to 48% more efficient than bridge chip designs.
-Standard and low profile/half-height brackets included to ensure fitment in any system.


Host interfacePCIe
Output interfaceSerial
Serial ports quantity4
Technical details
ChipsetMoschip MCS9904CV-AA
Data transfer rate0.128 Mbit/s
Weight & dimensions
Width130 mm
Depth120 mm
Height19 mm
Weight80 g
Environmental conditions
Operating temperature range (T-T)0 - 50 °C
Storage temperature range (T-T)-20 - 60 °C
Operating relative humidity range5 - 85 %
Packaging data
Package weight220 g
Other features
Mac compatibilityNo
Compatible operating systemsWindows XP(32/64bit)/ Vista(32/64bit)/ 7(32/64bit), Windows Server 2003(32/64 bit), 2008 R2, Linux

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