StarTech.com 4-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Hub (EX4S953)

The StarTech.com 4-port PCI Express RS232 expands your ports in seconds — plug in and go.

PCI Express to Serial Adapter | 921.6Kbps | Windows® and Linux® Compatible

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.

Maximum Compatibility

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 .

Experience Optimal Technology

This PCIe to serial adapter supports the following features:

• 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
• 256-byte depth FIFO cache per transmitter and receiver
• Supports 9, 8, 7, 6, 5 data bits (one per port)
• Asix AX99100A chipset
• Base PCI Express 1.1 compliant

The Choice of IT Pros Since 1985

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.

Specifications

Ports & interfaces
Internal	Yes
Output interface	Serial
Serial interface type	RS-232
Serial ports quantity	4
Host interface	PCIe
Expansion card form factor	Full-height / Low-profile
Technical details
Chipset	Asix AX99100
FIFO (First In, First Out)	256 B
Compliance certificates	RoHS
Performance
Stop bits	1, 1.5, 2
Data bits	5, 6, 7, 8, 9
Baud rate	921.6 Kbit/s
Product colour	Green
Harmonized System (HS) code	84733020
Certificates
Certification	CE, FCC, Microsoft WHQL
Design
Mean time between failures (MTBF)	214358 h
Features
Parity bit	Even, Mark, No, Odd, Space
Flow Control type	No, RTS/CTS, XON/XOFF
Operational conditions
Operating temperature (T-T)	-10 - 80 °C
Storage temperature (T-T)	-20 - 100 °C
Operating relative humidity (H-H)	5 - 85%
System requirements
Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64
Linux operating systems supported	Yes
Server operating systems supported	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Weight & dimensions
Width	63 mm
Depth	75 mm
Height	15 mm
Weight	50 g
Package width	152 mm
Package depth	216 mm
Package height	54 mm
Package weight	371 g
Packaging data
Mounting brackets included	Yes
Cables included	Serial
Quick installation guide	Yes
Quantity	1
Logistics data
Products per master (outer) case	16 pc(s)
Master (outer) case width	344 mm
Master (outer) case length	474 mm
Master (outer) case height	246 mm

Downloads

• Datasheet (PDF)
• Product manual / brochure (PDF)