Revitalize Your Old Ethernet Cables with RJ45 Pass Throughs for Budget-Friendly Solutions

Pat Black
Sep 28
3 min read

In today's fast-paced digital world, reliable internet connectivity is essential. Ethernet cables are crucial for keeping our devices connected. But what can you do when these cables become damaged or worn out? Instead of tossing them aside, consider a practical and budget-friendly solution: replacing the RJ45 connector with RJ45 pass throughs. This guide will walk you through revitalizing your old ethernet cables, saving money and helping create a more sustainable environment.

Understanding RJ45 Connectors and Pass Throughs

RJ45 connectors are the standard for Ethernet cables. They establish network connections between devices like computers, routers, and switches. Over time, connectors can become damaged, leading to frustrating connectivity issues.

RJ45 pass throughs simplify the replacement of damaged connectors. They allow for easier re-termination of cables, making it accessible even to those with little technical skill. For instance, a damaged connector can often lead to a 60% decrease in data transmission speeds. By using RJ45 pass throughs, you can rejuvenate old cables, reduce waste, and save money.

The Benefits of Reusing Ethernet Cables

Reusing old ethernet cables offers many benefits:

Cost-Effectiveness: Instead of spending $10–$20 on new cables, you can repair what you already have. For small businesses making multiple connections, this can save hundreds of dollars annually.
Environmental Impact: Electronic waste is a growing issue. In fact, the World Economic Forum states that e-waste is set to reach 74 million metric tons by 2030. By repairing your cables, you contribute to a reduction in this waste, promoting sustainability in technology.

Tools and Materials Needed

Before replacing the RJ45 connector, gather the necessary tools and materials to make the process smoother:

RJ45 Pass Through Connectors: Designed specifically for easy termination.
Ethernet Cable: The cable you wish to repair.
Cable Cutter/Stripper: Essential for preparing the cable.
Crimping Tool: This tool secures the RJ45 pass through connector to the cable.

Having these items ready will streamline your repair effort.

Step-by-Step Guide to Replacing RJ45 Connectors

Now that you have your tools, let’s walk through the steps to replace the RJ45 connector on your ethernet cable.

Step 1: Cut the Damaged Connector

Using your cable cutter, carefully remove the damaged RJ45 connector from the cable. Make a straight cut to ensure a clean edge.

Step 2: Strip the Cable

Next, use the cable stripper to remove about an inch of the outer insulation from the cable end. Be gentle to avoid damaging the inner wires.

Step 3: Untwist and Arrange Wires

Inside the cable, you will find four pairs of twisted wires. Untwist these pairs and organize them according to the T568B wiring standard, which is the most commonly used standard for Ethernet cables. The correct order is:

White/Orange
Orange
White/Green
Blue
White/Blue
Green
White/Brown
Brown

Step 4: Insert Wires into the RJ45 Pass Through

Take the RJ45 pass through connector and insert the wires into it, ensuring they follow the correct order. The wires should extend through the connector and be visible at the other end.

Step 5: Crimp the Connector

Once the wires are in position, use the crimping tool to secure the RJ45 pass through connector. This step is crucial as it guarantees a solid connection for optimal performance.

Step 6: Test the Cable

After crimping, testing the cable is vital to ensure it functions correctly. Use a cable tester to check for continuity and proper wiring. If everything checks out, you've successfully replaced the RJ45 connector!

Wrapping Up

Revitalizing your old ethernet cables with RJ45 pass throughs is a smart and budget-friendly solution. By following these steps, you can easily replace damaged connectors and extend the life of your cables.

This practice not only saves you money but also helps in reducing electronic waste, promoting sustainability in our tech-driven world. Next time you face a damaged ethernet cable, remember that repairing and reusing is an option, allowing you to breathe new life into your cables.

By adopting this DIY approach, you can enjoy dependable internet connectivity without overspending. Happy cable repairing!