---
product_id: 738625293
title: "Networx Loop Back Adapters (1, RJ45 Loopback)"
brand: "networx®"
price: "₩600"
currency: KRW
in_stock: false
url: https://www.desertcart.kr/products/738625293-networx-loop-back-adapters-1-rj45-loopback
store_origin: KR
region: South Korea
---

# Gigabit-ready for high-speed network validation RJ45 port for instant loopback testing Compact, rugged design for on-the-go troubleshooting Networx Loop Back Adapters (1, RJ45 Loopback)

**Brand:** networx®
**Price:** ₩600
**Availability:** ❌ Out of Stock

## Summary

> 🔍 Diagnose networks like a pro—no cables, no hassle, just results!

## Quick Answers

- **What is this?** Networx Loop Back Adapters (1, RJ45 Loopback) by networx®
- **How much does it cost?** ₩600 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/738625293-networx-loop-back-adapters-1-rj45-loopback)

## Best For

- networx® enthusiasts

## Why This Product

- Trusted networx® brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Durable:** Pocket-sized, rugged build fits tight spaces and withstands daily use
- • **Essential for Pros:** A must-have tool for every network technician and IT manager
- • **Gigabit Compatibility:** Supports high-speed networks up to 1 Gbps for future-proof diagnostics
- • **LED Link Confirmation:** Visual confirmation of active connections to quickly identify faults
- • **Plug & Play Simplicity:** Instantly test network ports without extra cables or bulky gear

## Overview

The Networx Loop Back Adapter is a compact RJ45 tester designed for quick and reliable network port diagnostics. Supporting Gigabit speeds, its rugged, portable design allows IT professionals to easily verify cable integrity and switch connections without bulky equipment, making it an indispensable tool for efficient network troubleshooting.

## Description

An RJ45 Loopback Tester is an exceedingly user friendly cable tester. Even the architecture is pretty simple. It looks like a simple plug at first glance but the compact, rugged design makes it highly portable and usable in the tightest corners. All you have to do is simply plug the Networx(tm) RJ45 loopback tester into the jack that you want to test or the one you are suspicious about. If the link LED on your switch is active, then that means that the connection is operating perfectly.These Loop back testers will make the life of a network administrator really easy. The Networx(tm) RJ45 Loop back tester will negate the necessity to carry a bulky network hub around.

## Features

- Check wall to switch connections easily without a cable
- Easily check for broken or shorted wires
- Must have for all pc and network technicians
- Available in a Gigabit version
- A very user friendly and simple device

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | NetworxTM |
| Item model number | LB-RJ45S |
| Product Dimensions | 5.08 x 2.54 x 1.91 cm; 18.14 g |
| ASIN | B00E4OKJ68 |

## Product Details

- **Colour:** RJ45 Loopback
- **Item dimensions L x W x H:** 5.1 x 2.5 x 1.9 centimetres
- **Brand:** Networx®
- **Item weight:** 18 g
- **Number of ports:** 2

## Images

![Networx Loop Back Adapters (1, RJ45 Loopback) - Image 1](https://m.media-amazon.com/images/I/71IVjS2+I7L.jpg)
![Networx Loop Back Adapters (1, RJ45 Loopback) - Image 2](https://m.media-amazon.com/images/I/61ts9XStUpL.jpg)
![Networx Loop Back Adapters (1, RJ45 Loopback) - Image 3](https://m.media-amazon.com/images/I/61WDZ8LPogL.jpg)
![Networx Loop Back Adapters (1, RJ45 Loopback) - Image 4](https://m.media-amazon.com/images/I/61ViiNFxJEL.jpg)
![Networx Loop Back Adapters (1, RJ45 Loopback) - Image 5](https://m.media-amazon.com/images/I/61tC732Q94L.jpg)

## Questions & Answers

**Q: Is there any danger of using these to check ports in a power-over-ethernet (poe) switch?**
A: Only if you have done some crazy hardware alterations or a homicidal arch nemesis.

**Q: Will this work for 10Gbase-T connections over cat6a?**
A: It should. Cat6 should pass lower data rates just fine. You'll just get link lights or not.

**Q: Will this test if the eithernet port on my camera is working?**
A: It will be able to test Ethernet connection if your device  has a network card that transmit the signal.

**Q: Where is the product made? Thanks.**
A: These are made in China, shipped from USA

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.kr/products/738625293-networx-loop-back-adapters-1-rj45-loopback](https://www.desertcart.kr/products/738625293-networx-loop-back-adapters-1-rj45-loopback)

---

*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-08*