Introduction

Add 2 high-speed RS-232 serial ports to your low profile/small form factor computer with a PCI Express expansion slotThe 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/VistaT/Windows 7/Server 2008 R2 (32 and 64-bit), Linux Kernel 2.6.11 to 4.11.x, 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 2-year warranty and free lifetime technical support.

Ports & interfaces

Host interface

PCIe

Output interface

Serial

Expansion card standard

PCIe 1.1

Serial ports quantity

2

Serial interface type

RS-232

Peripheral (Molex) power connectors (4-pin)

1

Design

Internal

Y

Product colour

Green

Features

Chipset

ASIX - MCS9922CV-AA

Baud rate

460.8 Kbit/s

FIFO (First In, First Out)

128 B

Flow Control type

DTR/DSR,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 Pro,Windows 10 Pro x64,Windows 2000,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,Windows 95,Windows 98SE,Windows Vista,Windows Vista Business,Windows Vista Business x64,Windows Vista Enterprise,Windows Vista Enterprise x64,Windows Vista Home Basic,Windows Vista Home Basic x64,Windows Vista Home Premium,Windows Vista Home Premium x64,Windows Vista Ultimate,Windows Vista Ultimate x64,Windows Vista x64,Windows XP Home,Windows XP Home x64,Windows XP Professional,Windows XP Professional x64

Mac operating systems supported

Mac OS X 10.10 Yosemite, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks

Linux operating systems supported

Y

Server operating systems supported

Windows Server 2003,Windows Server 2008 R2,Windows Server 2012,Windows Server 2012 R2,Windows Server 2016,Windows Server 2019

Other operating systems supported

DOS,Windows XP Embedded

Technical details

Sustainability certificates

CE, RoHS

Weight & dimensions

Width

80 mm

Depth

105 mm

Height

20 mm

Weight

63.5 g

Packaging data

Cables included

Serial

Mounting brackets included

Y

Drivers included

Y

Manual

Y

Package width

143 mm

Package depth

173 mm

Package height

32 mm

Package weight

180 g

Logistics data

Products per master (outer) case

50 pc(s)

Master (outer) case width

363 mm

Master (outer) case length

684 mm

Master (outer) case height

320 mm