UGREEN 20390 RJ45 Ethernet Coupler Cat7 Cat6 Cat5e Cable Extender Female to Female Black
The UGREEN 20390 is an RJ45 Ethernet coupler. It is designed to connect two Ethernet cables together. This extends your network length without needing a new longer cable. The coupler is compatible with Cat7, Cat6, and Cat5e cables. It works with your existing network infrastructure. The female‑to‑female design accepts standard RJ45 plugs on both ends. The coupler supports speeds up to 1Gbps (Gigabit Ethernet). This ensures stable connectivity for gaming, HD/4K streaming, video conferencing, and large file transfers.
The coupler features a durable black plastic housing. This protects the internal connectors from bending or damage. The compact, plug‑and‑play design makes installation easy. No tools or software are required. Simply insert the two Ethernet cable ends into the coupler. You now have a longer, uninterrupted network connection. Use it to join two shorter cables, repair a damaged Ethernet line, or extend your network reach across a room.
This RJ45 coupler is compatible with a wide range of devices. It works with PCs, routers, switches, modems, gaming consoles (PS5, Xbox), smart TVs, and printers. It is perfect for home offices, entertainment centers, and professional network setups.
Trust UGREEN for reliable network connectivity. The 20390 RJ45 coupler delivers convenient, reliable, and efficient network expansion.
Technical Specifications
Frequently Asked Questions
1. What is the purpose of this RJ45 coupler? +
It allows you to connect two Ethernet cables together to extend the total length of your network connection.
2. What is the maximum speed supported by this coupler? +
It supports up to 1Gbps (Gigabit Ethernet). The actual speed depends on your cables and network equipment.
3. Is this coupler compatible with Cat5e, Cat6, and Cat7 cables? +
Yes, it works with Cat5e, Cat6, and Cat7 Ethernet cables.
4. Does the coupler affect signal quality or speed? +
When used with good quality cables, the signal loss is minimal for typical home and office distances. For very long runs, signal degradation may occur. Keep total cable length within Ethernet standards (100 meters for Cat5e/Cat6).