StarTech.com 16 Port PCI Express Serial Card - Low-Profile - High-Speed PCIe Serial Card with 16 DB9 RS232 Ports

$428.44
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29 availableas of 08/20/2026

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Compliance, certifications and origin

  • TAA compliant
  • RoHS
  • WEEE
  • REACH
  • Origin: Taiwan
Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

About the StarTech.com 16 Port PCI Express Serial Card - Low-Profile - High-Speed PCIe Serial Card with 16 DB9 RS232 Ports

This PCI Express serial card adds 16 high-speed RS232 ports to your standard or low-profile desktop or server PC. This lets you maximize the number of available DB9 RS232 ports that are available for connecting your serial-based devices and equipment, while using only a single PCI Express (PCIe) slot. It's the perfect solution for adding the serial ports you need, even if your desktop PC or server only has a limited number of PCIe expansion slots.

Add 16 RS232 ports through one PCIe slot

You can install the serial card to add 16 high-performance DB9 RS232 serial ports from a single PCIe slot. With two breakout cables of 8 ports each, the PCIe serial card maximizes the density of DB9 RS232 ports on a server or desktop computer. It's ideal for system upgrades in a wide range of applications, including manufacturing equipment, POS equipment, security devices such as surveillance cameras, and environment or building control systems.

The serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.

High-speed serial communication

The PCIe serial card delivers high-performance, high-speed serial communication, with support for data transfer rates of up to 921.6 Kbps.

Easy installation

The serial card is easy to install and configure, and compatible with Windows® only. The card features IRQ sharing and supports plug-and-play serial device connections, which makes it convenient and easy to connect serial devices. It includes a low-profile bracket (installed), and a full-profile bracket (included in the package), making it compatible with both low profile and full profile PC chassis slots. This PCI Express serial card adds 16 high-speed RS232 ports to your standard or low-profile desktop or server PC. This lets you maximize the number of available DB9 RS232 ports that are available for connecting your serial-based devices and equipment, while using only a single PCI Express (PCIe) slot. It's the perfect solution for adding the serial ports you need, even if your desktop PC or server only has a limited number of PCIe expansion slots. Add 16 RS232 ports through one PCIe slot You can install the serial card to add 16 high-performance DB9 RS232 serial ports from a single PCIe slot. With two breakout cables of 8 ports each, the PCIe serial card maximizes the density of DB9 RS232 ports on a server or desktop computer. It's ideal for system upgrades in a wide range of applications, including manufacturing equipment, POS equipment, security devices such as surveillance cameras, and environment or building control systems. The serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots. High-speed serial communication The PCIe serial card delivers high-performance, high-speed serial communication, with support for data transfer rates of up to 921.6 Kbps. Easy installation The serial card is easy to install and configure, and compatible with Windows® only. The card features IRQ sharing and supports plug-and-play serial device connections, which makes it convenient and easy to connect serial devices. It includes a low-profile bracket (installed), and a full-profile bracket (included in the package), making it compatible with both low profile and full profile PC chassis slots.

This PCI Express serial card adds 16 high-speed RS232 ports to your standard or low-profile desktop or server PC. This lets you maximize the number of available DB9 RS232 ports that are available for connecting your serial-based devices and equipment, while using only a single PCI Express (PCIe) slot. It's the perfect solution for adding the serial ports you need, even if your desktop PC or server only has a limited number of PCIe expansion slots.

Add 16 RS232 ports through one PCIe slot

You can install the serial card to add 16 high-performance DB9 RS232 serial ports from a single PCIe slot. With two breakout cables of 8 ports each, the PCIe serial card maximizes the density of DB9 RS232 ports on a server or desktop computer. It's ideal for system upgrades in a wide range of applications, including manufacturing equipment, POS equipment, security devices such as surveillance cameras, and environment or building control systems.

The serial card is compliant with PCI Express 1.0a specification, and it's compatible with 1x, 2x, 4x, 8x and 16x PCI Express slots.

High-speed serial communication

The PCIe serial card delivers high-performance, high-speed serial communication, with support for data transfer rates of up to 921.6 Kbps.

Easy installation

The serial card is easy to install and configure, and compatible with Windows® only. The card features IRQ sharing and supports plug-and-play serial device connections, which makes it convenient and easy to connect serial devices. It includes a low-profile bracket (installed), and a full-profile bracket (included in the package), making it compatible with both low profile and full profile PC chassis slots.

More from the manufacturer

Technical specifications

Technical Specifications of the StarTech.com 16 Port PCI Express Serial Card - Low-Profile - High-Speed PCIe Serial Card with 16 DB9 RS232 Ports

General Information

General Information specifications
Manufacturer StarTech.com
Manufacturer Part Number PEX16S550LP
Manufacturer Website Address http://www.startech.com
Brand Name StarTech.com
Product Name 16-Port Low-Profile Serial Card - RS232 - PCI Express
Packaged Quantity 1 Each
Product Type Multiport Serial Adapter

Technical Information

Technical Information specifications
Host Interface PCI Express x1
Maximum Data Transfer Rate 921.60 kbit/s
Platform Supported LinuxPC

Interfaces/Ports

Interfaces/Ports specifications
Ports Expandability 16 x DB-9 RS-232 - Serial

Physical Characteristics

Physical Characteristics specifications
Color Family Yellow
Product Color Yellow
Form Factor Plug-in Card
Height 0.9"
Width 2.7"
Weight (Approximate) 2.50 oz

Miscellaneous

Miscellaneous specifications
Package Contents
  • 16-Port Low-Profile Serial Card - RS232 - PCI Express
  • 1 x Low-profile Bracket
  • 2 x Breakout Cables
  • 1 x Driver CD
  • 1 x Quick-start Guide
Green Compliant Yes
Country of Origin Taiwan
TAA Compliant Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)Waste Electrical and Electronic Equipment Directive (WEEE)Registration, Evaluation, Authorization and Restriction of Chemicals (REACH)

Warranty

Warranty specifications
Limited Warranty 2 Year

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