Product ID: PEX4S953
This 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.
With broad OS support, including for Windows and Linux, this multiport PCI E serial card is easy to integrate into mixed environments. The card comes pre-configured with a full-sized bracket, and includes an optional low-profile bracket, so installation is easy regardless of the case form factor. This expansion card is a direct replacement for PEX4S952.
This PCIe to serial adapter supports the following features:
StarTech.com conducts thorough compatibility and performance testing on all our products to ensure we are meeting or exceeding industry standards and providing high-quality products to IT Professionals. Our local StarTech.com Technical Advisors have broad product expertise and work directly with our StarTech.com Engineers to provide support for our customers both pre and post-sales.
PEX4S953 is backed by a StarTech.com lifetime warranty and free lifetime technical support.
|Connector(s)||1 - Connector Type(s)||PCI Express x1|
|1 - Internal Ports||LP4 (4 pin; Large Drive Power)|
|4 - External Ports||DB-9 (9 pin, D-Sub)|
|Environmental||Operating Temperature||-10°C to 80°C (14°F to 176°F)|
|Storage Temperature||-20°C to 100°C (-4°F to 212°F)|
|Bus Type||PCI Express|
|Card Type||Low Profile (SP bracket incl.)|
|Port Style||Integrated on Card|
|Chipset ID||Asix AX99100|
|Packaging Information||Package Height||2.0 in [50.0 mm]|
|Package Length||8.3 in [21.0 cm]|
|Shipping (Package) Weight||13.1 oz [371.0 g]|
|Package Width||5.9 in [15.0 cm]|
|Max Baud Rate||921.6 Kbps|
|Data Bits||5, 6, 7, 8, 9|
|Flow Control||None, Xon/Xoff, RTS/CTS|
|Parity||None, Odd, Even, Space, Mark|
|Stop Bits||1, 1.5, 2|
|Physical Characteristics||Product Height||0.6 in [15.0 mm]|
|Product Length||3.0 in [75.0 mm]|
|Weight of Product||1.8 oz [50.0 g]|
|Product Width||2.5 in [63.0 mm]|
|Cable Length||11.8 in [30 cm]|
|Software||OS Compatibility||Windows® 7, 8, 8.1, 10
Windows Server® 2003, 2008 R2, 2012, 2012 R2, 2016
Linux 2.4.x to 2.6.x LTS Versions only
|Microsoft WHQL Certified||Yes|
|Special Notes / Requirements||Note||Selectable power output on pin 9 of the serial port|
|What's in the Box||1 - Included in Package||4 Port PCI Express Serial Card|
|Full Profile Bracket (Installed)|
|Low Profile Bracket|
|12 in [30 cm] DB44 to DB9 Break-out Cable|
|Quick Start Guide|
Older applications that use serial communication often use legacy hardware addresses that do not work with PCI, PCIe, or USB to Serial products. We recommend contacting the software provider/support team to check if this is the case.