16-port PCIe serial card with breakout cables showing DB9 RS232 connectors and circuit board

High-Density Serial Expansion with Advanced Breakout System

The PEX16S550LP delivers exceptional connectivity through its advanced dual breakout cable system. Each cable bundle efficiently manages 8 RS232 ports, providing a clean and organized solution for complex serial device installations. The thoughtfully designed cable management ensures reliable connections while minimizing cable clutter in your server environment.

Technical Specifications

  • Dual 8-port breakout cables for 16 total RS232 connections
  • PCIe x1 interface with universal slot compatibility
  • 921.6 Kbps maximum data transfer rate per port

Applications

  • Industrial automation control systems
  • Multi-device POS terminal deployment
  • Security camera monitoring installations
Detailed view of PEX16S550LP serial card PCB layout and components

Enterprise-Grade Circuit Architecture

The card's premium PCB design showcases the sophisticated SystemBase chipset implementation. Strategic component placement and high-quality capacitors ensure optimal signal integrity across all 16 ports. The low-profile form factor maintains full compatibility with space-constrained server chassis while delivering enterprise-level performance.

Technical Specifications

  • SystemBase chipset for reliable multi-port operation
  • Low-profile PCB design for compact installation
  • Industrial-grade component selection

Applications

  • Data center serial device management
  • Manufacturing equipment control
  • Building automation systems
Angled view of PEX16S550LP serial card showing component layout

Space-Optimized Component Layout

The card's engineering excellence is evident in its space-efficient design. Critical components are precisely positioned to maximize performance while maintaining the slim profile needed for modern servers. The intelligent layout ensures proper thermal management and signal integrity across all ports.

Technical Specifications

  • Optimized thermal design for reliable operation
  • High-density component placement
  • Professional-grade PCB manufacturing

Applications

  • Server room expansion projects
  • Industrial control system integration
  • Multi-device monitoring setups
Close-up of PEX16S550LP DB9 port interface and labeling

Precision-Engineered Port Interface

The card's DB9 connector interface demonstrates attention to detail in industrial design. The robust port arrangement ensures secure connections while maintaining easy access for cable management. The clear port labeling system facilitates proper device mapping and troubleshooting.

Technical Specifications

  • Clearly labeled port mapping system
  • Industrial-grade DB9 connectors
  • Secure mounting bracket design

Applications

  • Point-of-sale system deployment
  • Security system integration
  • Industrial sensor monitoring
Detailed view of PEX16S550LP processing components and architecture

Advanced Processing Architecture

The card's processing core showcases the sophisticated multi-channel design. Strategic placement of buffer chips and control processors ensures consistent performance across all ports. The efficient layout maintains signal integrity while supporting high-speed data transfer rates.

Technical Specifications

  • Multi-channel processing architecture
  • High-speed buffer implementation
  • Efficient thermal management design

Applications

  • Real-time data acquisition
  • Multi-device control systems
  • Industrial automation networks
Top view of PEX16S550LP PCIe interface and component layout

PCIe Integration Excellence

The card's PCIe interface demonstrates superior engineering for enterprise deployment. The efficient bus implementation ensures consistent performance while maintaining compatibility with various server platforms. The robust design supports reliable operation in demanding environments.

Technical Specifications

  • PCIe x1 interface optimization
  • Enterprise-grade signal integrity
  • Universal slot compatibility

Applications

  • Server infrastructure expansion
  • Industrial control integration
  • Building management systems
Breakout cable assembly for PEX16S550LP showing DB9 connectors

Streamlined Cable Management

The breakout cable system showcases practical innovation in serial connectivity. The organized bundle design simplifies installation and maintenance while ensuring reliable connections. Each cable is precisely manufactured to maintain signal integrity across extended distances.

Technical Specifications

  • Professional-grade cable construction
  • Organized multi-port bundling
  • Extended length support

Applications

  • Clean server room installations
  • Structured cabling projects
  • Multi-device deployment
Complete PEX16S550LP package with card, cables, bracket, and mounting hardware

Complete Installation Solution

The comprehensive package includes all essential components for professional deployment. From the precisely engineered mounting bracket to the complete set of port screws, every detail supports efficient installation. The dual breakout cables enable flexible positioning of connected devices.

Technical Specifications

  • Complete mounting hardware kit
  • Professional installation components
  • Dual breakout cable system

Applications

  • New system deployments
  • Server upgrade projects
  • Industrial system expansion

Product details

General Information
Manufacturer

StarTech.com

Manufacturer Part Number

PEX16S550LP

Brand Name

StarTech.com

Product Name

16-Port Low-Profile Serial Card - RS232 - PCI Express

Packaged Quantity

1

Product Type

Multiport Serial Adapter

Technical Information
Host Interface

PCI Express x1

Maximum Data Transfer Rate

921.60 kbit/s

Platform Supported

PC
Linux

Interfaces/Ports
Ports Expandability

16 x DB-9 RS-232 - Serial

Physical Characteristics
Product Color

Yellow

Form Factor

Plug-in Card

Height

0.9

Width

2.7

Weight (Approximate)

2.50 oz

Miscellaneous
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

Environmentally Friendly

Yes

Environmental Certification

REACH
RoHS
WEEE

Country of Origin

Taiwan

TAA Compliant

Yes

Warranty
Limited Warranty

2 Year

Included in the Box

  • icon_list|serial card|Serial Card Main unit icon

    Serial Card

  • icon_list|low-profile bracket|Low-Profile Bracket Mounting bracket icon

    Low-Profile Bracket

  • icon_list|breakout cables|Breakout Cables Connection cables icon

    Breakout Cables

  • icon_list|driver cd|Driver CD Software disc icon

    Driver CD

  • icon_list|quick-start guide|Quick-start Guide Documentation icon

    Quick-Start Guide

FAQs

What is the maximum data transfer rate of the StarTech.com PEX16S550LP serial card?
The StarTech.com PEX16S550LP serial card supports a maximum data transfer rate of 921.6 Kbps (kilobits per second) for high-speed serial communication. This speed makes it suitable for various applications including manufacturing equipment, POS systems, and security devices.
How many serial ports does this card provide and what type are they?
This card provides 16 RS232 DB9 serial ports through a single PCIe slot. The ports are split between two breakout cables, with 8 ports on each cable. All ports are high-speed RS232 DB9 type, making them compatible with a wide range of serial devices and equipment.
Is this card compatible with both full-height and low-profile PC cases?
Yes, the PEX16S550LP comes with both standard and low-profile brackets, making it compatible with both full-height and low-profile PC chassis slots. This versatility allows for installation in a wide range of desktop and server configurations.
What operating systems is the PEX16S550LP compatible with?
The PEX16S550LP is compatible with both Windows and Linux operating systems. It features plug-and-play serial device connections and supports IRQ sharing, making it easy to install and configure across these platforms.
What comes included in the package?
The package includes the 16-Port Low-Profile Serial Card (RS232 PCIe), a low-profile bracket, two breakout cables, a driver CD, and a quick-start guide. Everything needed for installation and setup is provided in the box.

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