Monoprice

Monoprice 107249 RJ45 Color Coded Strain Relief Boots - Black (50pcs)

4.5 (212 reviews)

Bulk 50-pack of black RJ45 strain relief boots to protect and organize your network cable terminations.

$7.75*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Monoprice 107249 RJ45 Strain Relief Boots are a simple but essential accessory for anyone terminating their own Ethernet cables. Sold in a 50-piece pack, these black boots slide onto the cable before the RJ45 connector is crimped, providing strain relief at the critical junction between the cable jacket and the connector. This helps prevent the cable from bending sharply at the connection point, which over time can cause internal wire breakage and intermittent connectivity issues.

Beyond protection, these boots give finished cable assemblies a clean, professional look. While this particular pack comes only in black, the color-coded design concept allows network installers to use different-colored boots across multiple packs to visually identify different cable runs or network segments. The 50-piece quantity makes them well-suited for structured cabling projects, server rack builds, or keeping a supply on hand for ongoing maintenance and cable fabrication.

Key Features

Color Coded Strain Relief Boots

Comes in 50-Piece

Manufactured in China

Specifications

Connector Type
RJ45
Color
Black
Quantity
50 pieces
Brand
Monoprice
Model
107249

Pros & Cons

👍 Pros

  • 50-piece bulk quantity is cost-effective for larger wiring projects
  • Black color provides a clean, professional appearance on finished cable runs
  • Helps prevent cable jacket damage at the connector junction point
  • Lightweight and easy to slide onto cables before termination

👎 Cons

  • Must be installed before crimping the RJ45 connector, so they cannot be added to pre-made cables
  • Only available in black in this pack, limiting color-coding options for cable identification
  • Basic design with no snag-free tab cover included
  • May fit loosely on thinner-gauge cable jackets

Frequently Asked Questions

They slide over the end of a network cable before crimping the RJ45 connector, providing strain relief at the junction point and protecting the cable from bending damage at the connector.
This package contains 50 individual strain relief boots.
Yes, these boots are designed for standard RJ45 connectors commonly used with Cat5e and Cat6 Ethernet cables.
No. Strain relief boots must be slid onto the cable before the RJ45 connector is crimped, as they cannot pass over the connector housing.