1000Mbps USB 3.0 & USB-C to RJ45 Gigabit Ethernet Adapter

Blazing-Fast Gigabit Ethernet — Plug & Play Simplicity

Bring reliable wired internet to any laptop or desktop instantly with the SEamopar 1000Mbps USB 3.0 & USB-C Ethernet Adapter. Whether your machine lacks a built-in LAN port or you simply want a faster, more stable connection than Wi-Fi, this compact Gigabit network card delivers speeds up to 1000Mbps through a standard RJ45 port — no software installation required on most systems.

The dual-interface design supports both USB 3.0 and USB Type-C connections, making it compatible with a wide range of modern laptops, ultrabooks, tablets, and even SmartThings-compatible smart home hubs. Auto-negotiation across 10/100/1000Base-T standards ensures seamless backward compatibility with any router or switch.

Made in Mainland China.

Key Features

• Gigabit Speed: Supports 10/100/1000Mbps transmission for smooth streaming, gaming, and large file transfers
• Dual Interface: Works via USB 3.0 or USB Type-C — one adapter, maximum compatibility
• RJ45 Port: Standard LAN input for connecting directly to your router, modem, or network switch
• SmartThings Compatible: Ideal for smart home setups requiring a stable wired connection
• Type-C Powered: Bus-powered design — no external power adapter needed; operating voltage ≤36V
• Broad OS Support: Works with Windows XP / 7 / 8.1 / 10 / Vista and macOS X 10.6–10.7
• IEEE Standards: Compliant with IEEE 802.3, 802.3u, and 802.3ab (10Base-T, 100Base-TX, 1000Base-T)
• Compact & Portable: Lightweight form factor fits easily in any laptop bag or travel kit

Technical Specifications

Perfect For

• Laptops and ultrabooks without a built-in Ethernet port
• Remote workers who need a stable, low-latency wired connection
• Gamers wanting to reduce lag with a direct LAN connection
• SmartThings and smart home hub setups requiring wired LAN
• Travelers who rely on hotel wired internet connections

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Frequently Asked Questions

Q: Does this USB Ethernet adapter work with MacBooks that only have USB-C ports?

A: Yes! The SEamopar Gigabit Ethernet adapter supports both USB 3.0 and USB Type-C connections, making it fully compatible with MacBooks, MacBook Pros, and other USB-C-only laptops. Simply plug the Type-C end into your Mac's port and connect your RJ45 Ethernet cable — no drivers needed on most modern macOS versions.

Q: Will this adapter work with a SmartThings hub?

A: Yes, this adapter is SmartThings compatible and is ideal for providing a reliable wired LAN connection to your SmartThings hub, improving the stability of your smart home network.

Q: Do I need to install drivers to use this USB 3.0 Ethernet adapter?

A: For most supported operating systems — including Windows 7, 8.1, 10, and macOS X 10.6/10.7 — the adapter is plug-and-play with no manual driver installation required. Windows XP and Vista may require drivers, which are typically available from the manufacturer.

Q: What is the maximum transfer speed of this network adapter?

A: This adapter supports Gigabit Ethernet speeds of up to 1000Mbps (1 Gbps) when connected to a Gigabit-capable router or switch. It automatically negotiates the best available speed (10, 100, or 1000Mbps) based on your network equipment.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.