--- product_id: 207719111 title: "2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black" brand: "dtech" price: "$22.13" currency: USD in_stock: true reviews_count: 8 category: "Dtech" url: https://www.desertcart.us/products/207719111-2m-db9-rs232-serial-cable-male-to-female-computer-monitor store_origin: US region: United States of America --- # 6ft length for flexible setups 30AWG gauge wires, easy soldering Foil-Al shielded for stable data 2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black **Brand:** dtech **Price:** $22.13 **Availability:** ✅ In Stock ## Summary > 🔗 Keep your vintage tech connected, because legacy never goes out of style! ## Quick Answers - **What is this?** 2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black by dtech - **How much does it cost?** $22.13 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/207719111-2m-db9-rs232-serial-cable-male-to-female-computer-monitor) ## 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 - • **Rock-Solid Connection:** Gold-plated DB9 connectors with secure screws ensure zero signal drop and corrosion resistance. - • **Plug & Play Simplicity:** No hardware handshaking needed—just connect and control your vintage tech from anywhere in your workspace. - • **Shielded for Stability:** Foil-Aluminum shielding protects against interference, guaranteeing reliable communication in busy environments. - • **Versatile Compatibility:** Perfect for scanners, plotters, modems, GPS, and more—keep your essential legacy gear running like new. - • **Seamless Legacy Connectivity:** Extend your RS232 devices effortlessly with a 6ft null modem cable designed for flawless TX/RX data flow. ## Overview This 6ft DB9 RS232 serial cable male-to-female null modem extension offers a simple, reliable way to extend serial connections for legacy devices. Featuring 30AWG wires, gold-plated pins, and foil-aluminum shielding, it ensures stable, interference-free data communication for equipment like modems, plotters, and scanners. Designed for easy installation with secure screw connectors, it’s the perfect bridge between classic tech and modern workflows. ## Description Need a three wire null modem serial extension cable (TX, RX and GND) that is long enough to control your legacy equipment, so you can program a outdoor digital sign from the comfort of indoor office? This 6ft 9 pin male to female serial adapter (cross wired between TX and RX line) enables you to extend original serial to serial cord and move the device to a far corner where you need it to reach. 9 pin serial cable male to female is with gold plated pins for superior corrosion resistance ensuring a solid connection. For RS232 devices below (partial): Telescope vinyl cutting/ sewing machine GPS radio transceiver subwoofer/speaker set weather station controller to camera Note: 1.Shielded with standard Foil-Al layer shielding as most cables do, it fits for most of jobs. 2.It’s not a 15 pin VGA cable that connects monitor to laptop, is only for RS 232 communication port to interface one system to another system. Specifications: Usage: for extending a 9 pin serial male to male cable, or connect it to an old serial port device along with a serial to USB converter Connectors: DB9 to DB9 (Male-Female) Cable Diameter: 6mm Cord Length: 6 ft (2 meters) What’s Included: 1 x RS-232C Serial Male to Female TX/RX crosslinked Cable (Black) 1 x Manual Review: fast delivery - GREAT BIT OF KIT Review: Great for Plotter/Cutter - Excellent. Just what I needed for my plotter as it works so much better than USB ## Features - Simple 6ft null modem extension cable (3 wire type and no hardware handshaking) extends a COM port connection between computer and some old device with RS-232 compatible - Wired as a 9 pin serial cable male to female port cord that 2-3 line are crosslinked (only TX/RX data and signal ground wires connected); standard shielded with AL foil - DB9 m/f adapter extender equipped with screws on each end to ensure an easy and solid connection for stable data communication - 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 - 6 feet long RS232C cable for hooking up RS232C equipment like scanner, Modem, printer, plotter, camera, barcode / embroidery machine, touchscreen, microcontroller, factory test equipment ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07B4T699J | | Best Sellers Rank | 21,767 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 21 in Serial Cables | | Brand | DTECH | | Cable Type | Serial | | Cable type | Serial | | Colour | black | | Compatible Devices | Laptop, Modem, PC, Printer, Router | | Compatible Phone Models | Potentially compatible with smartphones, specific models unknown | | Compatible devices | Laptop, Modem, PC, Printer, Router | | Compatible phone models | Potentially compatible with smartphones, specific models unknown | | Connectivity Technology | RS232 | | Connector Gender | Male-to-Female | | Connector Type | DB9 | | Connector type | DB9 | | Customer Package Type | Individual Wrap/Bag | | Customer Reviews | 4.5 out of 5 stars 272 Reviews | | Gauge | 30.0 | | Indoor Outdoor Usage | Indoor | | Item Length | 2 Metres | | Item Shape | Round | | Manufacturer | Guangzhou DTECH Electronics Technology Co.,Ltd | | Manufacturer Part Number | DT-9005B 2M | | Model Name | 6ft RS232 Serial Cable | | Model Number | DT-9005B 2M | | Number of Items | 1 | | Number of Pins | 9 | | Other Special Features of the Product | Data Transfer, Low Voltage | | Outer Material | Aluminum Foil | | Recommended Uses For Product | Indoor | | Special feature | Data Transfer , Low Voltage | | Specification Met | ISO | | UPC | 714131648405 714131652457 | | Unit Count | 1.0 count | ## Product Details - **Brand:** DTECH - **Cable type:** Serial - **Compatible devices:** Laptop, Modem, PC, Printer, Router - **Connector type:** DB9 - **Special feature:** Data Transfer, Low Voltage ## Images ![2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black - Image 1](https://m.media-amazon.com/images/I/61RCaa5x1jL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ fast delivery *by M***E on 15 November 2025* GREAT BIT OF KIT ### ⭐⭐⭐⭐⭐ Great for Plotter/Cutter *by P***P on 23 June 2021* Excellent. Just what I needed for my plotter as it works so much better than USB ### ⭐ Ordered wrong my mistake *by T***Y on 13 September 2022* Ordered wrong item ## Frequently Bought Together - DTECH 2m DB9 RS232 Serial Cable Male to Female Computer Monitor Cable 9 Pin Null Modem Extension Cord for PC Data Communication（6feet,Black - OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset,USB 2.0 to Male DB9 Serial Cable for Windows 11,10, 8, 7, Vista, XP, 2000, Linux and Mac OS(6ft)… - SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P) --- ## 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.us/products/207719111-2m-db9-rs232-serial-cable-male-to-female-computer-monitor](https://www.desertcart.us/products/207719111-2m-db9-rs232-serial-cable-male-to-female-computer-monitor) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-05*