UGREEN Gigabit PCI Express Network Adapter – US230

The UGREEN US230 is a Express network adapter that adds or upgrades Ethernet connectivity to desktop computers. This adapter delivers Gigabit speeds up to 1000Mbps, making it ideal for students attending online classes and business professionals who need reliable wired networking. It works with both standard and low-profile PC cases.

Key Features & Benefits

• Gigabit Ethernet Speed: Supports 10/100/1000Mbps for fast file transfers, smooth video calls, and lag-free online gaming
• PCI Express Interface: Installs directly into PCIe x1, x4, x8, or x16 slots for stable performance without USB bottlenecks
• Auto-Negotiation Technology: Automatically detects and adjusts to your network speed for optimal compatibility with routers and switches
• Wake-on-LAN Support: Allows remote computer access and power-on over the network, useful for IT management and remote work setups
• Full and Half Duplex Modes: Efficiently manages network traffic to reduce congestion during heavy data transfers

Technical Specifications

Performance

• Network Speed: 10/100/1000Mbps auto-adaptive
• Interface: PCI Express 1.0 x1 (compatible with PCIe 2.0, 3.0, 4.0)
• Chipset: Realtek RTL8111H

Physical Design

• Form Factor: Includes both standard and low-profile brackets
• Port: Single RJ45 Ethernet port
• LED Indicators: Link/Activity status lights

Compatibility

• Operating Systems: Windows 11/10/8.1/8/7, Linux, macOS
• Cable Support: Cat5, Cat5e, Cat6, Cat6a Ethernet cables
• Standards: IEEE 802.3, 802.3u, 802.3ab compliant

Additional Features

• Flow Control: IEEE 802.3x for efficient data handling
• Power Management: ACPI and PCI-PM support

Use Cases & Applications

For Students

The UGREEN US230 works well for dorm rooms or apartments where WiFi is unreliable or congested. It provides stable connections for attending Zoom lectures, submitting large assignments, and gaming between study sessions. The adapter installs quickly without technical expertise.

For Business & Remote Work

This network adapter ensures consistent connectivity for video conferences, VPN connections, and cloud file syncing. It’s particularly useful for upgrading older desktop computers or adding a second network connection for network segmentation. The Wake-on-LAN feature enables IT departments to access office computers remotely.

Upgrading Older Systems

If your motherboard’s built-in Ethernet port fails or only supports older Fast Ethernet (100Mbps), the US230 provides an affordable upgrade path. It’s compatible with computers running operating systems from Windows 7 onward.