Serial Card - 4 Port Pci-e Rs232 - 16950 Uart

Serial Card - 4 Port Pci-e Rs232 - 16950 Uart

Part Number:

£112.55  (incl. VAT)


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

ThisPCI Express RS232 serial adapter cardlets you add four RS232 (DB9) serial ports to your computer through a PCI Express (PCIe) slot,as if they were native serial ports. The4 portPCIe serialcardenables 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, thismultiportPCI E serial cardis 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 directreplacement 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-bytedepth FIFOcacheper transmitter and receiver

Supports 9, 8, 7, 6, 5 data bits(one per port)

AsixAX99100 chipset

Base PCI Express 1.1 compliant

The Choice of IT Pros Since 1985 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 Technical Advisors have broad product expertise and work directly with our Engineers to provide support for our customers bothpreand post-sales.

PEX4S953is backed by a lifetime warranty and free lifetime technical support.

The Advantage

- 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
- 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

Ports & interfaces

Host interface


Output interface


Expansion card form factor

Full-height / Low-profile

Serial ports quantity


Serial interface type





Product colour


Mean time between failures (MTBF)

214358 h


CE, FCC, Microsoft WHQL



Asix AX99100

Baud rate

921.6 Kbit/s

FIFO (First In, First Out)

256 B

Data bits


Stop bits


Parity bit

Even, Mark, N, Odd, Space

Flow Control type


Operational conditions

Operating temperature (T-T)

-10 - 80 C

Storage temperature (T-T)

-20 - 100 C

Operating relative humidity (H-H)

5 - 85%

Technical details

Sustainability certificates


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


Server operating systems supported

Windows Server 2003,Windows Server 2008 R2,Windows Server 2012,Windows Server 2012 R2,Windows Server 2016

Weight & dimensions


63 mm


75 mm


15 mm


50 g

Packaging data



Cables included


Mounting brackets included


Quick installation guide


Package width

150 mm

Package depth

210 mm

Package height

50 mm

Package weight

371 g

Logistics data

Products per master (outer) case

16 pc(s)

Master (outer) case width

340 mm

Master (outer) case length

480 mm

Master (outer) case height

240 mm

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