---
product_id: 186325424
title: "6ft RS232 Null Modem Cable DB9 Male to Female Serial Extension Cord Simple Cross TX RX Line 2 Pin Crossed for Computer Switch Router Data Communication (6 Feet, Black)"
brand: "dtech"
price: "C$1416"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/186325424-6ft-rs232-null-modem-cable-db9-male-to-female-serial
store_origin: NI
region: Nicaragua
---

# 6ft length for versatile setups DB9 Male-to-Female secure connection Foil shielding for stable data transfer 6ft RS232 Null Modem Cable DB9 Male to Female Serial Extension Cord Simple Cross TX RX Line 2 Pin Crossed for Computer Switch Router Data Communication (6 Feet, Black)

**Brand:** dtech
**Price:** C$1416
**Availability:** ✅ In Stock

## Summary

> 🔗 Connect the past with the future—seamless serial power in your hands!

## Quick Answers

- **What is this?** 6ft RS232 Null Modem Cable DB9 Male to Female Serial Extension Cord Simple Cross TX RX Line 2 Pin Crossed for Computer Switch Router Data Communication (6 Feet, Black) by dtech
- **How much does it cost?** C$1416 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/186325424-6ft-rs232-null-modem-cable-db9-male-to-female-serial)

## Best For

- dtech enthusiasts

## Why This Product

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

## Key Features

- • **Perfect 6ft Length:** Enough reach to extend your serial connections without clutter or signal loss.
- • **Rock-Solid Connection:** Gold-plated DB9 connectors with thumbscrews ensure corrosion resistance and a secure, stable fit every time.
- • **Plug & Play Compatibility:** Works flawlessly with routers, switches, modems, and serial consoles—perfect for debugging and resource sharing.
- • **Effortless Legacy Device Link:** Simple 3-wire null modem cable crosses TX/RX for seamless DTE communication without handshake complexity.
- • **Interference-Resistant Shielding:** Foil-aluminum shield guards your data integrity in typical office or lab environments.

## Overview

The DTECH 6ft RS232 Null Modem Cable is a professional-grade male-to-female DB9 serial extension designed for straightforward, handshake-free data communication between two DTE devices. Featuring gold-plated pins, foil shielding, and secure thumbscrew connectors, it ensures reliable, interference-resistant serial connections ideal for legacy equipment, debugging, and network hardware setups.

## Description

Simple Null Modem Cable without handshaking, Serial Female to Male Extension Communication (cross data lines TX, RX and GND signal ground): transfer data between 2 Data Terminal Equipment DTE devices using RS-232 serial communication protocol.  If you need a 3 wire null modem serial extension cable long enough to control the legacy equipment, 6ft 9 pin male to female serial adapter can extend original serial to serial cord. (Note: this male to female crossover cable work by only wiring the transmit and receive lines crossed - TX to RX, RX to TX; other control lines like RTS CTS are not cross-linked, not a loopback handshake null modem cable, neither a full handshake null modem cable.)  For RS-232C devices serial console access:the proxySG, advanced secure gateway, content analysis, reporter, management center hardware devices, network equipment, etc. Black 9 pin serial cable male to female is with gold plated pins for superior corrosion resistance, ensuring a solid basic null modem cable connection. The connectors are equipped with a pair of thumbscrews for securing the plug to the female socket. DB9 RS232 cable is shielded with Foil-Al layer shielding as most crossover serial cables do, it fits for most of jobs. But if there are big mess of interference at your work area, you may need a special heavy duty DB9 cable that features copper braided + AL-foil double shielded layer. Not a 15 pin VGA cable that connects monitor to laptop, it's a DB9 female male cable that only works for RS 232 data communication. Connectors: DB9 to DB9 Male-Female Pinout Configuration: Basic crossover of TX and RX lines, suitable for simple data transfer DB9 cable Diameter: 6mm Extend a 9 pin serial male to male cable, or connect it to an old serial port device along with a USB to serial adapter  What’s Included:  1 x RS-232C Serial Male to Female TX/RX crosslinked Cable

## Features

- 6ft null modem serial extension cable Male to Female 3 wire simple crossed without handshaking: connect 2 DTE devices with 9 pin 2 row COM port RS-232 compatible interface (NOT 15 pin 3 row VGA video)
- 9 pin serial cable male to female port cord is wired as DE9 simple null modem cord that 2-3 line are crosslinked (only TX/RX and signal ground wires connected); AL foil shielded crossover rs232 cable
- DB9 cable m/f adapter extender equipped with screws on each end to ensure an easy and solid connection for stable serial cross PC cable data communication
- 9 prong db9 rs232 serial cable：the wires inside are of 30AWG gauge and easy to solder to, and they connect to the pins in the order of the standard wire color code (6ft crossover serial cable, not VGA video cable)
- 6 feet long male to female RS232 cable for hooking router to laptop PC, desktop computer, RS232C switch hub to transfer file, share resource, direct serial communication link, debugging , testing

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | DTECH |
| Connector Type | DB9 |
| Cable Type | Serial |
| Compatible Devices | GPS Navigation System, Laptop, Modem, Printer, Scanner |
| Special Feature | Data Transfer, Low Voltage |
| Compatible Phone Models | No Compatible Phone Models |
| Recommended Uses For Product | Laptop, Scanner, Microcontroller, POS, Personal Computer, Router, Modem, Printer, PDA, Embroidery machine |
| Color | black |
| Connector Gender | Male-to-Female |
| Shape | Round |
| Number of Pins | 9 |
| Unit Count | 1 Count |
| Item Weight | 6.08 ounces |
| Model Name | 6ft Null Serial Cable Male to Female |
| Specification Met | ISO |
| Indoor/Outdoor Usage | Indoor |
| Number of Items | 1 |
| Customer Package Type | rigid box |
| Manufacturer | Guangzhou DTECH Electronics Technology Co.,Ltd |
| Item model number | DT-9006B 2M |
| Item Weight | 6.1 ounces |
| Package Dimensions | 9.57 x 7.01 x 0.75 inches |
| ASIN | B082XCR5NY |
| Date First Available | January 15, 2020 |

## Product Details

- **Brand:** DTECH
- **Connector Type:** DB9
- **Cable Type:** Serial
- **Compatible Devices:** GPS Navigation System, Laptop, Modem, Printer, Scanner
- **Special Feature:** Data Transfer, Low Voltage

## Images

![6ft RS232 Null Modem Cable DB9 Male to Female Serial Extension Cord Simple Cross TX RX Line 2 Pin Crossed for Computer Switch Router Data Communication (6 Feet, Black) - Image 1](https://m.media-amazon.com/images/I/61+zj0z8kJL.jpg)

## Frequently Bought Together

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-04*