---
product_id: 539231803
title: "DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter"
brand: "lm yn"
price: "€ 0.69"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.fr/products/539231803-db9-rs232-female-to-rj45-female-adapter-com-port-to
store_origin: FR
region: France
---

# Supports 24/7 continuous stable operation Universal DB9 & RJ45 compatibility Durable alloy interface resists corrosion DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter

**Brand:** lm yn
**Price:** € 0.69
**Availability:** ❌ Out of Stock

## Summary

> 🔗 Connect legacy with the future—effortlessly and reliably!

## Quick Answers

- **What is this?** DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter by lm yn
- **How much does it cost?** € 0.69 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/539231803-db9-rs232-female-to-rj45-female-adapter-com-port-to)

## Best For

- lm yn enthusiasts

## Why This Product

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

## Key Features

- • **Flexible Pairing Options:** Available in female-to-female, male-to-female, and male-to-male variants to fit your exact setup.
- • **Eco-Friendly, Rugged Design:** High-quality PVC shell offers wear resistance and environmental safety for long-term use.
- • **Built to Last, Plug After Plug:** Super-thick alloy interface endures 10,000+ nondestructive insertions with zero signal loss.
- • **24/7 Reliability for Pro Workflows:** Engineered for continuous, stable performance—perfect for mission-critical devices.
- • **Seamless Serial-to-Ethernet Bridge:** Effortlessly convert DB9 serial signals to RJ45 LAN for modern connectivity.

## Overview

The DB9 RS232 Female to RJ45 Female Adapter by LM YN is a robust, corrosion-resistant converter designed to bridge traditional serial devices with modern Ethernet networks. Featuring a durable alloy interface and eco-friendly PVC housing, it supports continuous 24/7 operation and over 10,000 plug cycles, ensuring stable, long-lasting performance for professional environments. Ideal for desktop computers, digital machine tools, PDAs, and barcode scanners, this adapter offers flexible pairing options to meet diverse connectivity needs.

## Description

Product Name: DB9 Fmale to RJ45 Adapter. Applications: desktop computer, digital machine tools, PDA, bar code and other DB9 serial devices. Colour: Black. Shell material: PVC material. Size: 26 * 22 * 57mm / 1.03 * 0.81 * 2.25in (L * W * H). Weight: 38.5g / 1.36oz. Instructions for use: 1. For this adapter, use UTP or CAT6. 2. When using the Extender, it is recommended to use it within 20 meters. Uses: 1. The serial interface transmits BD9 signals through the network cable. 2. Cable wiring is completed, can not use the DB9 line of renovation works. 3. Engineering decoration company wiring scheme. 4. This adapter can be transferred to DB9 serial port, DB9 interface for the host computer or a variety of displays, network cable were connected to the two adapter cable network interface. Package Included: 1*DB9 Female to RJ45 Adapter RJ45 port to DB9 hole Serial port to the network port crystal head If you for any reason are not happy with any product supplied , please do not hesitate to contact us and we will do our best to solve your problem .

Review: Good serial adapter
Review: Tested the pinout and it works

## Features

- The new upgrade, compatible with all standard DB9 serial devices, 24 * 7 * 365 all day continuous work, stable and reliable performance.
- Interface with super-thick alloy, reducing the transmission impedance, reduce signal loss, oxidation resistance, corrosion resistance, wear resistance, 10,000 nondestructive testing plug.
- Applications: desktop computer, digital machine tools, PDA, bar code and other DB9 serial devices.
- High-quality environmentally friendly PVC material, super wear-resistant, Integral injection molding.
- Special Note: Usually this product needs to be used in pairs, specifically divided into: female to female, male to female, male to male three kinds of situations. Can also be used alone. In order to meet the needs of different users, this product package contains a product (pictured), Please make clear the actual use requirements before purchasing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N8VEG7G |
| Brand | LM YN |
| Brand Name | LM YN |
| Colour | Black |
| Compatible Devices | Desktop |
| Compatible devices | Desktop |
| Connector Type | RJ45 |
| Connector type | RJ45 |
| Customer Reviews | 4.3 out of 5 stars 57 Reviews |
| Item Dimensions | 10.2 x 4.8 x 2 centimetres |
| Item Weight | 18 g |
| Item dimensions L x W x H | 10.2 x 4.8 x 2 centimetres |
| Item height | 0.8 inches |
| Manufacturer | LM YN |
| Model Number | 8541674387 |
| Number of Items | 1 |
| Number of Ports | 2 |
| Package Quantity | 1 |
| Power Plug Type | No Plug |
| Product Finish Type | Pvc |
| Specific Uses For Product | PC |
| Specific uses for product | PC |
| UPC | 603983633366 |
| Unit Count | 1.0 Count |

## Product Details

- **Compatible devices:** Desktop
- **Specific uses for product:** PC
- **Connector type:** RJ45
- **Colour:** Black
- **Item dimensions L x W x H:** 10.2 x 4.8 x 2 centimetres

## Images

![DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter - Image 1](https://m.media-amazon.com/images/I/61Xzp6uIaCL.jpg)
![DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter - Image 2](https://m.media-amazon.com/images/I/61iQ2SGB+TL.jpg)
![DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter - Image 3](https://m.media-amazon.com/images/I/715yDXetElL.jpg)
![DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter - Image 4](https://m.media-amazon.com/images/I/71IGhu798BL.jpg)
![DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter - Image 5](https://m.media-amazon.com/images/I/71PT6K-Bh3L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good serial adapter
*by K***Y on 14 August 2023*



### ⭐⭐⭐⭐⭐ Tested the pinout and it works
*by A***R on 11 February 2019*



### ⭐⭐⭐⭐⭐ Works well and quality seems good
*by P***N on 27 December 2019*



## Frequently Bought Together

- LM YN DB9 RS232 Female to RJ45 Female Adapter COM Port to LAN Ethernet Port Converter
- LM YN DB9 RS232 COM Male Port to RJ45 Female Connector Card DB9 Serial Port Extender to LAN CAT5 CAT6 RJ45 Network Ethernet Cable Adapter

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-01-26*