---
product_id: 68546506
title: "Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 Part Number: 4X90Q84427"
brand: "lenovo"
price: "$37.68"
currency: USD
in_stock: true
reviews_count: 13
category: "Lenovo"
url: https://www.desertcart.ec/products/68546506-genuine-lenovo-thinkpad-ethernet-extension-adapter-cable-2-0-gen
store_origin: EC
region: Ecuador
---

# Gigabit Ethernet speed Seamless PXE & remote control support Durable, Lenovo-certified build Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 Part Number: 4X90Q84427

**Brand:** lenovo
**Price:** $37.68
**Availability:** ✅ In Stock

## Summary

> 🔌 Stay connected, stay ahead — the ultimate Ethernet extension for ThinkPad pros!

## Quick Answers

- **What is this?** Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 Part Number: 4X90Q84427 by lenovo
- **How much does it cost?** $37.68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/68546506-genuine-lenovo-thinkpad-ethernet-extension-adapter-cable-2-0-gen)

## Best For

- lenovo enthusiasts

## Why This Product

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

## Key Features

- • **Remote Control Ready:** Supports PXE boot and remote management for seamless IT workflows.
- • **Compact & Lightweight:** Weighing just 0.32 ounces, it’s the perfect travel companion for on-the-go professionals.
- • **Plug & Play Simplicity:** Effortless setup with zero hassle—just connect and go.
- • **Lenovo Certified Quality:** Engineered specifically for ThinkPad systems ensuring perfect compatibility and durability.
- • **Blazing Fast Wired Connection:** Experience ultra-reliable gigabit Ethernet speeds for uninterrupted productivity.

## Overview

The Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 (Part Number 4X90Q84427) is a Lenovo-certified accessory designed to provide stable, high-speed wired Ethernet connectivity for select ThinkPad laptops. Supporting PXE boot and remote control features, this lightweight and durable adapter ensures seamless network access and enhanced IT management capabilities, making it an essential tool for professionals seeking reliable, plug-and-play Ethernet solutions.

## Description

CBL BO ETH EXTN ADPT 2

Review: Works just fine. - Works as expected.
Review: Reliable Ethernet Adapter – Perfect Work Accessory - Works exactly as needed and is a great accessory for work. Provides a stable, fast wired connection, is easy to use, and feels sturdy. No issues with the setup—excellent choice for laptops without a built-in Ethernet port.

## Features

- ThinkPad Ethernet Extension Adapter Gen2 is the unique Ethernet cable for ThinkPad selected systems enabling Ethernet connection and supporting PXE and Remote control features

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B079R19KVN |
| Best Sellers Rank | #35,737 in Electronics ( See Top 100 in Electronics ) #1,476 in Laptop Chargers & Adapters |
| Customer Reviews | 4.6 4.6 out of 5 stars (401) |
| Date First Available | February 14, 2018 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.32 ounces |
| Item model number | 4X90Q84427 |
| Language | English, English, English, English, English |
| Manufacturer | Lenovo |

## Product Details

- **Brand:** Lenovo
- **CPU Manufacturer:** Intel
- **Color:** Black
- **Connectivity Technology:** Ethernet
- **Graphics Card Description:** Integrated
- **Included Components:** Card
- **Model Name:** 4X90Q84427 11761907
- **Operating System:** Windows
- **Special Feature:** Not_Performance_Used
- **Specific Uses For Product:** Personal

## Images

![Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 Part Number: 4X90Q84427 - Image 1](https://m.media-amazon.com/images/I/319Xpki-R2L.jpg)

## Questions & Answers

**Q: Is this compatible with the X1 carbon 6th gen network port ?**
A: Yes. That's about all it fits at the moment.

**Q: Is this compatible with the thinkpad x1 extreme model 20mf?**
A: Looks like it has the correct connector on the left side.  https://www.lenovo.com/us/en/laptops/thinkpad/thinkpad-x/ThinkPad-X1-Extreme/p/22TP2TXX1E1

**Q: Does this work with ThinkpadX13 gen 1**
A: you should check with Lenovo

**Q: Will this work with the Yoga 260?**
A: This one doesn't fit Lenovo Yoga 260.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works just fine.
*by T***T on January 9, 2026*

Works as expected.

### ⭐⭐⭐⭐⭐ Reliable Ethernet Adapter – Perfect Work Accessory
*by T***R on September 22, 2025*

Works exactly as needed and is a great accessory for work. Provides a stable, fast wired connection, is easy to use, and feels sturdy. No issues with the setup—excellent choice for laptops without a built-in Ethernet port.

### ⭐⭐⭐⭐⭐ Exact part at way less cost
*by B***N on December 5, 2025*

A genuine Lenovo accessory at about 1/3 the price. Works exactly like it should.

## Frequently Bought Together

- Genuine Lenovo ThinkPad Ethernet Extension Adapter Cable 2.0 Gen 2 Part Number: 4X90Q84427
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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-25*