Startech IT

Startech 2 Port Pcie Serial Adapter Card With 16550 - 2 X 9-pin Db-9 Male Rs-232 Serial Pci Express (pex2s553)

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SKU:
18060398
MPN:
pex2s553
Availability:
Out of stock
Stock Update:
08/01/2025 07:37:57 AM PST
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Out of stock

Stock Update:
08/01/2025 07:37:57 AM PST

Description



This item is brand-new, factory sealed.

The PEX2S553 PCI Express serial card lets you turn a PCI Express slot into 2 RS232 (DB9) serial ports. Based on a native single chip design (no bridge chip), this 2-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), and reducing the load applied to the CPU by as much as 48% over conventional serial cards.



The RS232 Serial Adapter Card (PEX2S553) is compatible with a broad range of operating systems including Windows 2000/XP/2003/Vista/Windows 7/Server 2008 R2 (32 and 64 bit), Linux Kernel 2.6.11 and up, and MAC OS 10.4 and above.



Plus, the serial card includes an optional half-height/low profile bracket that allows the card to be installed in any PCI Express slot, regardless of the size of the computer case.



This product is a replacement for our PEX2S552 card.



Backed by a StarTech.com Lifetime warranty and free lifetime technical support.



Features

Two high speed RS232 serial ports with support for data transfer rates up to 460.8 Kbps

Includes half-height/low profile mounting bracket

Selectable power output on pin 9 for the serial port

128-byte deep FIFO per transmitter and receiver

Native single-Chip, single lane PCI ExpressWarranty
Lifetime

Bus Type
PCI Express

Carton Quantity
50

Color
Green

Connector Types
2 - DB9 Male

Maximum Date Transfer Rate
460.8 Kbps

Note
Selectable power output on pin 9 of the serial port

Number of Ports
2

Product Height
20

Product Length
105

Product Weight
63.5

Product Width
120

Shipping (Package) Weight
0.42 lb 0.19 kg

Supports
x1, x2, x4, x8, x16(lane)

Card Type
Low / Standard Profile

Humidity
585% RH

Operating Temperature
-20C to 85C (-4degF to 185F)

Storage Temperature
-40C to 85C (-40degF to 185F)

Chipset ID
MosChip MCS9922CV-AA

OS Compatibility
DOS, Windows 95/ 98SE/ 2000/ XP(32/64bit)/ Server 2003(32/64bit)/ Vista(32/64bit)/ 7(32/64bit)/ Server 2008 R2, Linux, and Mac OS 10.4.x and up
Windows XP Embedded/ POS Ready 2009/ Embedded System 2009 OS/ CE 5.0/ CE 6.0

Features

Package Contents:   
  • 2 Port PCIe Serial Adapter Card with 16550
  • Low Profile Brackets
  • Driver CD
  • Instruction Manual

 

Environmental Certification:   
EU RoHS

 

Additional Information:   
  • Native single-chip, single lane PCI Express chipset delivers true PCIe performance.
  • Standard and low profile/half-height bracket included to ensure fitment in any system.
  • Easy to install and use with full step-by-step instructions saving time and hassle.

OS Compatibility:

  • Windows® DOS, 95, 98SE, 2000, CE 5.0/6.0, Embedded System 2009, POS Ready 2009, XP Embedded, XP, Vista, 7, 8, 8.1, 10
  • Windows Server® 2003, 2008 R2, 2012, 2012 R2, 2016, 2019
  • Mac OS X® 10.4 to 10.10
  • Linux kernel 2.6.x to 4.11.x LTS Versions only

 

Environmentally Friendly:   
Yes

 

Environmental Compliance:

Restriction of Hazardous Substances (RoHS) 2
Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)
Waste Electrical and Electronic Equipment Directive (WEEE)

 

Country of Origin:   
Taiwan

 

Specs

Physical Characteristics
Form FactorPlug-in Card
Weight (Approximate)2.20 oz
Card HeightHalf-height/Low-profile
Length4.1"
Height0.8"
Width4.7"
Warranty
Limited Warranty2 Year
Interfaces/Ports
Number of Serial Ports (External)2
General Information
Brand NameStarTech.com
Manufacturer Website Addresshttp://www.startech.com
Marketing InformationThe PEX2S553 PCI Express serial card lets you turn a PCI Express slot into 2 RS232 (DB9) serial ports. Based on a native single chip design (no bridge chip), this 2-port serial adapter card allows you to harness the full capability offered by PCI Express (PCIe), and reducing the load applied to the CPU by as much as 48% over conventional serial cards.
The RS232 Serial Adapter Card (PEX2S553) is compatible with a broad range of operating systems including Windows® and Linux Kernel 2.6.11 to 4.11.x, and MAC OS 10.4 and above.
Plus, the serial card includes an optional half-height/low profile bracket that allows the card to be installed in any PCI Express slot, regardless of the size of the computer case.
This product is a replacement for our PEX2S552 card.
Backed by a StarTech.com 2-year warranty and free lifetime technical support.
More from the Manufacturer
More from the Manufacturer
Product TypeSerial Adapter
Product Name2 Port PCIe Serial Adapter Card with 16550
ManufacturerStarTech.com
Manufacturer Part NumberPEX2S553
Product ModelPEX2S553
Packaged Quantity1
Technical Information
Data Transfer Rate460.8kB/s
Host InterfacePCI Express x1
UART Type16550
Platform Supported

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Warranty Information

All Items are Brand New, Factory Sealed and come with a standard warranty. [Read our policies]
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Startech 2 Port Pcie Serial Adapter Card With 16550 - 2 X 9-pin Db-9 Male Rs-232 Serial Pci Express (pex2s553)