StarTech.com - 星技科技 ST2GPEX 2.5Gbps 2.5GBase-T PCIe Network Card - 2.5Gbps 2.5GBase-T PCIe 网卡 Windows MacOS & Linux - Windows， MacOS 和 Linux PCI Express LAN Card - PCI Express LAN 网卡 RTL8125 - RTL8125

StarTech.com 2.5GbE PCIe network card front view showing RJ-45 port and mounting bracket-alternate-image1
Angled view of StarTech.com network card showing PCB layout and components-alternate-image2
Close-up view of StarTech.com network card's RJ-45 port and status LEDs-alternate-image3
Top-down view of StarTech.com network card PCB and components-alternate-image4
Detailed view of StarTech.com network card's PCIe interface and component layout-alternate-image5
StarTech.com 2.5GbE PCIe network card front view showing RJ-45 port and mounting bracket-alternate-image1
Angled view of StarTech.com network card showing PCB layout and components-alternate-image2
Close-up view of StarTech.com network card's RJ-45 port and status LEDs-alternate-image3
Top-down view of StarTech.com network card PCB and components-alternate-image4
Detailed view of StarTech.com network card's PCIe interface and component layout-alternate-image5
StarTech.com 2.5GbE PCIe network card front view showing RJ-45 port and mounting bracket-alternate-image1
Angled view of StarTech.com network card showing PCB layout and components-alternate-image2
Close-up view of StarTech.com network card's RJ-45 port and status LEDs-alternate-image3
Top-down view of StarTech.com network card PCB and components-alternate-image4
Detailed view of StarTech.com network card's PCIe interface and component layout-alternate-image5
StarTech.com - 星技科技 ST2GPEX 2.5Gbps 2.5GBase-T PCIe Netw...
StarTech.com 2.5GbE PCIe network card front view showing RJ-45 port and mounting bracket-alternate-image1
Angled view of StarTech.com network card showing PCB layout and components-alternate-image2
Close-up view of StarTech.com network card's RJ-45 port and status LEDs-alternate-image3
Top-down view of StarTech.com network card PCB and components-alternate-image4
Detailed view of StarTech.com network card's PCIe interface and component layout-alternate-image5

StarTech.com - 星技科技 ST2GPEX 2.5Gbps 2.5GBase-T PCIe Network Card - 2.5Gbps 2.5GBase-T PCIe 网卡 Windows MacOS & Linux - Windows， MacOS 和 Linux PCI Express LAN Card - PCI Express LAN 网卡 RTL8125 - RTL8125

StarTech.com ST2GPEX

$438.00
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产品关键特征

  • 多千兆以太网连接，支持四种网络速度：2.5G，1G，100Mbps，10Mbps
  • 兼容2.5GBASE-T和NBASE-T规格
  • 支持CAT5e电缆和CAT6a上的2.5Gbps网络速度
  • 符合IEEE 802.3az和IEEE802.3u标准，节能高效Realtek™ RTL8125芯片组
  • 灵活安装，含标准和低档支架
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StarTech.com

ST2GPEX

StarTech.com 2.5Gbps PCIe Network Card - Multi-Gigabit Ethernet Solution

Upgrade your network connectivity with the StarTech.com ST2GPEX 2.5GBase-T PCIe Network Card, a versatile solution supporting multiple speed tiers up to 2.5Gbps. This cost-effective network adapter is compatible with Windows, MacOS, and Linux systems, featuring the advanced Realtek RTL8125 chipset for optimal performance.

Multi-Speed Network Compatibility

Experience superior network flexibility with support for multiple speed tiers:

  • 2.5 Gbps high-speed connectivity
  • 1 Gbps Gigabit Ethernet
  • 100 Mbps Fast Ethernet
  • 10 Mbps Standard Ethernet

Advanced Network Features

  • 2.5GBASE-T and NBASE-T technology support
  • Compatible with existing CAT5e infrastructure (up to 100m)
  • 16K Jumbo Frames support
  • Auto-MDIX capability
  • Wake-on-LAN (WoL) functionality
  • PCI Express x4 interface
  • IEEE 802.3az and IEEE802.3u compliant

Enterprise-Grade Compatibility

Designed for seamless integration with enterprise equipment including:

  • Cisco campus switches
  • Aruba Networks access points
  • Servers and workstations
  • Network switches

Package Contents

  • 2.5Gbps 2.5GBASE-T PCIe Network Card
  • Low-Profile Bracket
  • Quick-Start Guide

Technical Specifications

  • Form Factor: Plug-in Card (4.7" x 3.1" x 0.8")
  • Weight: 4.90 oz
  • Environmental Certifications: REACH, RoHS, WEEE
  • Warranty: 2-Year StarTech.com warranty with lifetime technical support

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 2.5GbE PCIe network card front view showing RJ-45 port and mounting bracket

Lightning-Fast 2.5GbE Network Expansion Made Simple

The StarTech.com ST2GPEX PCIe network card combines sleek design with powerful performance, featuring a single RJ-45 port for seamless 2.5GbE connectivity. The card's standard and low-profile bracket options ensure compatibility with both full-height and compact PC cases, while the PCIe x4 interface delivers optimal data throughput for demanding network applications.

Technical Specifications

  • PCIe x4 interface for maximum bandwidth utilization
  • Single RJ-45 port supporting up to 2.5Gbps speeds
  • Compatible with standard and low-profile cases

Applications

  • Server network expansion for data centers
  • Workstation connectivity upgrade
  • High-performance computing environments
Angled view of StarTech.com network card showing PCB layout and components

Advanced RTL8125 Chipset Integration

Experience enterprise-grade networking with the precisely engineered PCB layout featuring the Realtek RTL8125 chipset. The card's robust construction and premium components ensure reliable performance and longevity, while the efficient thermal design maintains optimal operating temperatures even under heavy network loads.

Technical Specifications

  • RTL8125 chipset for reliable performance
  • Premium PCB construction for durability
  • Optimized thermal management design

Applications

  • Enterprise network infrastructure deployment
  • Data center connectivity solutions
  • High-bandwidth application hosting
Close-up view of StarTech.com network card's RJ-45 port and status LEDs

Streamlined Single-Port Design

The clean, minimalist bracket design houses a single high-speed RJ-45 port with integrated status LEDs for instant network activity monitoring. The space-efficient layout maximizes airflow while providing easy access for cable management, making it ideal for professional installations.

Technical Specifications

  • Dual status LED indicators
  • Tool-less installation capability
  • Standard RJ-45 port configuration

Applications

  • Professional network installations
  • System builder integration
  • IT infrastructure upgrades
Top-down view of StarTech.com network card PCB and components

Industrial-Grade Component Architecture

The card's sophisticated PCB design showcases the industrial-grade components and careful attention to signal integrity. Each element is strategically placed to minimize interference and maximize network performance, ensuring reliable operation in demanding enterprise environments.

Technical Specifications

  • Enterprise-grade component selection
  • Optimized signal path design
  • EMI-resistant architecture

Applications

  • Mission-critical network deployments
  • 24/7 operation environments
  • Performance-sensitive applications
Detailed view of StarTech.com network card's PCIe interface and component layout

Space-Efficient PCIe Implementation

The card's compact PCB layout demonstrates efficient use of space while maintaining full PCIe x4 capabilities. The careful component placement and routing optimize signal integrity while ensuring compatibility with a wide range of server and workstation configurations.

Technical Specifications

  • Compact PCB footprint design
  • Full PCIe x4 lane utilization
  • Strategic component placement

Applications

  • Space-constrained server installations
  • High-density rack environments
  • Compact workstation builds
常见问题
The StarTech.com ST2GPEX network card supports four different speeds: 2.5 Gbps, 1 Gbps, 100 Mbps, and 10 Mbps. This multi-speed capability allows for backward compatibility with existing network infrastructure while providing up to 2.5GBase-T speeds when connected to compatible equipment.
Yes, the ST2GPEX network card is fully compatible with existing CAT5e cabling infrastructure. It can achieve speeds up to 2.5Gbps over CAT5e cables for distances up to 100 meters, depending on your network configuration. This compatibility helps reduce costs by eliminating the need for cable infrastructure upgrades.
The StarTech.com ST2GPEX network card supports multiple operating systems including Windows, MacOS, and Linux. This wide compatibility makes it versatile for various computing environments, whether you're using it in a home setup, business workstation, or server environment.
This network card requires a PCIe x4 slot for installation. It utilizes the PCIe 2.0 interface and features the Realtek RTL8125 chipset for optimal performance. The card can be installed in any compatible PCIe x4, x8, or x16 slot on your motherboard.
The package includes the 2.5Gbps 2.5GBASE-T PCIe Network Card, a low-profile bracket for installation in smaller form factor cases, and a quick-start guide. This complete package provides everything needed for installation in both standard and low-profile systems.
The ST2GPEX supports several advanced features including 16K Jumbo Frames for improved network performance, Auto-MDIX for automatic cable type detection, and Wake-on-LAN (WoL) functionality. It's also compliant with IEEE 802.3az and IEEE802.3u standards, supporting energy-efficient Ethernet operations.
The StarTech.com ST2GPEX comes with a 2-year limited warranty and includes free lifetime technical support. This warranty coverage demonstrates StarTech.com's confidence in the product's reliability and provides peace of mind for your investment.
The ST2GPEX is compatible with a wide range of devices including servers, switches, computers, workstations, and access points. It's specifically designed to work with advanced Multi-Gigabit systems, including Cisco campus switches and Aruba Networks access points, making it suitable for both enterprise and home networking applications.

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