StarTech.com - 星科技 MPEX4S552 - MPEX4S552 4 Port - 4 端口 RS232 - RS232 Mini PCI Express - 迷你PCI Express Serial Card - 串口卡 w/ - 带 16650 UART - 16650 UART High-Speed Data Transfer - 高速数据传输 Plug-and-Play Installation - 即插即用安装 Discontinued - 已停产

Name: StarTech.com - 星科技 MPEX4S552 - MPEX4S552 4 Port - 4 端口 RS232 - RS232 Mini PCI Express - 迷你PCI Express Serial Card - 串口卡 w/ - 带 16650 UART - 16650 UART High-Speed Data Transfer - 高速数据传输 Plug-and-Play Installation - 即插即用安装 Discontinued - 已停产
Brand: StarTech.com
SKU: MPEX4S552
Price: 71.00 GBP
Availability: InStock

StarTech.com RS232 serial card showing four DB9 ports connected via ribbon cable to mini PCIe card-alternate-image1

Close-up view of StarTech.com mini PCIe serial card showing UART controller and circuit board layout-alternate-image2

StarTech.com - 星科技 MPEX4S552 - MPEX4S552 4 Port - 4 端口 RS232 - RS232 Mini PCI Express - 迷你PCI Express Serial Card - 串口卡 w/ - 带 16650 UART - 16650 UART High-Speed Data Transfer - 高速数据传输 Plug-and-Play Installation - 即插即用安装 Discontinued - 已停产

StarTech.com MPEX4S552

£71.00

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产品关键特征

四个高速RS232串口，数据传输速率高达921.6 Kbps
高性能16650 UART
包括4根30厘米IDC至DB9串行电缆
每个发射器和接收器具有256字节的深FIFO
原生单芯片，单通道PCI Express

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StarTech.com

MPEX4S552

StarTech.com 4 Port RS232 Mini PCI Express Serial Card with 16650 UART

Transform your mini-PCIe slot into four high-speed RS232 serial ports with the StarTech.com MPEX4S552 serial card. This professional-grade expansion card delivers exceptional data transfer rates up to 921.6 Kbps, making it ideal for embedded systems requiring reliable serial connectivity.

High-Performance Serial Communication

Featuring a native PCIe single-chip design, this serial card delivers superior performance with data rates up to 7.20 Mbit/s. The advanced architecture reduces CPU load by up to 48% compared to conventional bridge chip cards, ensuring efficient system resource utilization.

Technical Specifications

16650 UART controller for reliable data transmission
4 x DB-9 RS-232 serial ports for maximum connectivity
Full-length mini PCI Express form factor
Cross-platform compatibility with Linux, PC, and Mac systems

Professional Integration Features

This environmentally conscious serial adapter is RoHS, REACH, and WEEE certified, ensuring compliance with global environmental standards. The TAA-compliant design makes it suitable for government and enterprise applications, while the full-length card format provides robust installation stability.

Package Contents and Support

What's in the Box:

4 Port RS232 Mini PCI Express Serial Card w/ 16650 UART
4 x DB9 Ribbon Cable
1 x Driver CD
1 x Instruction Manual

Backed by StarTech.com's lifetime warranty and free technical support, this serial card provides a reliable, long-term solution for your connectivity needs.

Return Policy	Time to Return
Standard Return Policy	We offer a hassle-free 30-day returns policy for domestic (US) orders, excluding non-refundable items. Refund or Replacement within 30 days of the delivery date. All products that fall under the Standard Return Policy qualify for our 30-Day Hassle-Free Returns. Please see the section above for more details.
Replacement Only Return Policy	Replacement within 30 days of the delivery date.
Manufacturer Only Return Policy	Covered by the manufacturer's warranty. Please refer to the terms and conditions for the manufacturer's warranty or contact the manufacturer.
Holiday Extended Return Policies	Extended Holiday Return Policy. Qualifying purchases of products displaying the " Extended Holiday Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Refund or Replacement until January 31, 2024. Extended Holiday Replacement-Only Return Policy Qualifying purchases of products displaying the " Extended Holiday Replacement-Only Return Policy ", from November 1st, 2023 to December 25, 2023, are eligible for a Replacement until January 31, 2024.

StarTech.com RS232 serial card showing four DB9 ports connected via ribbon cable to mini PCIe card

High-Speed Serial Connectivity with Integrated Cable Solution

The StarTech.com MPEX4S552 delivers robust serial connectivity through four DB9 RS-232 ports, connected via a high-quality ribbon cable assembly. The native PCIe architecture enables superior data throughput while maintaining signal integrity across all ports. The included ribbon cable system ensures clean cable management and reliable connections for mission-critical serial devices.

Technical Specifications

Four DB9 RS-232 serial ports for maximum device connectivity
Integrated ribbon cable design for organized cable management
16650 UART chipset supporting data rates up to 921.6 Kbps

Applications

Industrial automation systems requiring multiple serial connections
Point-of-sale terminal deployment with legacy serial peripherals
Manufacturing equipment control and monitoring systems

Close-up view of StarTech.com mini PCIe serial card showing UART controller and circuit board layout

Native PCIe Architecture with Advanced UART Technology

The mini PCIe card features a sophisticated single-chip design centered around the high-performance UART controller. This architecture delivers superior processing efficiency by reducing CPU overhead by up to 48% compared to conventional bridge-chip solutions. The board's compact form factor and robust component layout ensure reliable operation in space-constrained embedded systems.

Technical Specifications

Single-chip native PCIe architecture for optimal performance
48% reduced CPU overhead compared to bridge-chip designs
Compact mini PCIe form factor for embedded systems

Applications

Embedded system upgrades requiring serial port expansion
Industrial control systems with limited expansion slots
Legacy device integration in modern computing environments

常见问题

The StarTech.com MPEX4S552 is a 4-port RS232 Mini PCI Express Serial Card featuring 16650 UART technology. It converts a mini-PCIe slot into four RS232 (DB9) serial ports, supports data rates up to 921.6 Kbps, and uses a native PCIe single-chip design that reduces CPU load by up to 48% compared to bridge chip cards. The card offers plug-and-play installation and is compatible with PC, Linux, and Mac platforms.

The StarTech.com MPEX4S552 supports a maximum data transfer rate of 7.20 Mbit/s (equivalent to 921.6 Kbps). This high-speed capability makes it suitable for demanding serial communication applications while maintaining reliable data transfer through its native PCIe single-chip design.

The MPEX4S552 serial card is compatible with multiple platforms including PC, Linux, and Mac operating systems. This wide compatibility ensures versatility for various computing environments and makes it suitable for both personal and professional applications.

The package includes the 4 Port RS232 Mini PCI Express Serial Card with 16650 UART, four DB9 ribbon cables for connecting devices, a driver CD for software installation, and a comprehensive instruction manual for setup and operation.

The MPEX4S552 is a full-length plug-in card with dimensions of 1.2" in height and 0.4" in width. It weighs approximately 5.30 ounces and features a green PCB color. The card is designed to fit in mini PCIe slots and includes four DB-9 RS-232 serial ports.

The StarTech.com MPEX4S552 comes with a Lifetime Limited Warranty and includes free lifetime technical support, demonstrating StarTech.com's commitment to product quality and customer service.

Yes, the MPEX4S552 is environmentally friendly and holds multiple environmental certifications including RoHS, REACH, and WEEE compliance. These certifications ensure the product meets international environmental standards for electronic equipment.

The MPEX4S552 provides four DB-9 RS-232 serial ports through a Mini PCI Express interface. Each port supports full RS232 functionality, allowing connection to various serial devices with data transfer rates up to 921.6 Kbps per port.