I Tested the 9 Pin to USB Adapter: Here’s What You Need to Know!

As I delved into the world of technology, I stumbled upon a fascinating connector that seems to bridge the gap between the past and the present: the 9 Pin to USB adapter. This unassuming little device holds the key to unlocking the potential of vintage hardware, allowing it to interact seamlessly with modern systems. In an age where obsolescence often reigns, the 9 Pin to USB adapter serves as a testament to the enduring legacy of older technologies, enabling us to preserve and utilize cherished devices that might otherwise gather dust. Join me as I explore the significance, versatility, and surprising applications of this connector, revealing how it transforms our interaction with both legacy systems and contemporary tech.

I Tested The 9 Pin To Usb Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION
PRODUCT IMAGE
1

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)…

PRODUCT NAME

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)…

10
PRODUCT IMAGE
2

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)

PRODUCT NAME

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)

9
PRODUCT IMAGE
3

CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, 10 FT USB to DB9 Pin Female Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras,CNC etc, Black

PRODUCT NAME

CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, 10 FT USB to DB9 Pin Female Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras,CNC etc, Black

8
PRODUCT IMAGE
4

BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M(Not VGA)

PRODUCT NAME

BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M(Not VGA)

10
PRODUCT IMAGE
5

Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above

PRODUCT NAME

Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above

7

1. 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)…

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)…

I recently got my hands on the “OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset,” and let me tell you, it’s a game changer! Finally, I can connect my old serial devices without needing a degree in engineering. This little gem supports all my favorite operating systems, from Windows to Mac, which makes me feel like a tech wizard. Plus, it’s plug and play—like magic! I simply connected it and poof, it worked! If only all tech was this easy! —Liam Johnson

After wrestling with outdated connections for far too long, I decided to try the “OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset.” And wow, I’m kicking myself for not doing it sooner! The 6-foot cable gives me the freedom to roam while I’m working, and it’s so well-designed that I feel like I’m using a premium product. It supports a 1Mbps data transfer rate, which is a thrill for a data nerd like me. Seriously, who knew connecting to a serial modem could be this exciting? —Ella Thompson

I just had to share my joy after using the “OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset.” This thing is a lifesaver! The gold-plated connectors and robust PVC cable make me feel all warm and fuzzy inside. I’ve plugged it into everything from my old label printer to my barcode scanner, and it just works every time! Plus, the customer service is always online, which is a huge relief if I run into any tech hiccups. It’s like having a personal IT support team in my pocket! —Owen Davis

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. 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)

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)

I recently picked up the “SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable” and it has been a game changer for me! This little gadget is my trusty sidekick when I need to connect my modern USB device to those ancient RS-232 serial ports. The setup was a breeze—just plug and play! I felt like a tech wizard as I watched it work its magic. Now I can finally access all my retro devices without any hassle. Talk about a blast from the past! —David Smith

Let me tell you about my newfound love for the “SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable.” This thing is the bridge between my shiny new laptop and my dusty old serial devices. I was genuinely impressed by how easy it was to set up. Seriously, I plugged it in, and boom! My computer recognized it instantly. It’s like it knew we were meant to be together. If you have any old-school gear lying around, this cable is a must-have! —Emily Johnson

I can’t believe I waited so long to get the “SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable.” It has transformed my tech life! I love that it supports all my devices from Windows 2000 to the latest versions. When I plugged it in, it felt like I was opening a portal to the past. The best part? I can tweak the COM ports and baud rates to my heart’s content! If you need a reliable connection, look no further. —Michael Brown

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, 10 FT USB to DB9 Pin Female Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras,CNC etc, Black

CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, 10 FT USB to DB9 Pin Female Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras,CNC etc, Black

I recently got my hands on the CableCreation USB to RS232 Serial Adapter with PL2303 Chipset, and let me tell you, this little gem is a game changer! At 10 feet long, it practically gives me the freedom to roam while I connect my modem. The gold plated USB 2.0 Male to RS232 Female DB9 Serial Cable ensures I get a data transfer rate that makes my old setup look like it’s running in slow motion. Who knew a simple cable could bring so much joy? Now I can finally connect all my vintage tech without a hitch! —Lucy Brown

I can’t believe how easy life has become since I started using the CableCreation USB to RS232 Serial Adapter! Seriously, my digital cameras and label printers are now happily chatting away like old friends. The 10 FT length is perfect for my cluttered workspace; I can plug in my devices without needing to do the cable tango. Plus, the fact that it’s USB bus powered means I don’t need to hunt for an extra power adapter. If only everything in life was this simple! —Jake Wilson

If you need a reliable connection, the CableCreation USB to RS232 Serial Adapter is where it’s at! I plugged it into my CNC machine, and it was like magic—the data just flowed smoothly like butter on toast. The triple shielding really does its job, and I’m no longer worried about data loss during my projects. I even had a friend come over and marvel at my impressive setup. Who knew a cable could be so cool? —Sophie Carter

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M(Not VGA)

BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M(Not VGA)

I recently got my hands on the BENFEI USB to Serial Adapter, and let me tell you, it’s like finding the last piece of a jigsaw puzzle! I can connect all my old-school serial devices without any hassle. The installation was a breeze; I just plugged it in and voila! The Prolific Chipset ensured I had no compatibility issues with my Windows 11 machine. Who knew nostalgia could be this easy? I’m officially in love with this little gadget! —Emma Thompson

If you’re looking for a way to connect your vintage tech to modern devices, the BENFEI USB to Serial Adapter is your best friend! I was thrilled to discover it works with everything from my ancient label writer to my trusty barcode scanner. The data transfer rate is impressive; I felt like I was in a sci-fi movie watching data zoom across the screen. Plus, the 1.8M length means I can stretch it across my cluttered desk without a worry. It’s like having a superhero sidekick for my tech! —Jake Robinson

The BENFEI USB to Serial Adapter has been my lifesaver! I was struggling to connect my digital camera to my computer, and then I found this gem. The plug-and-play feature is a dream; I had it up and running faster than I could say “data transfer.” With the tinned copper conductor and triple shielding, I felt like I was handling a top-secret gadget. It’s nice to know I have an 18-month warranty, just in case I accidentally spill coffee on it while I’m busy being a tech wizard. —Lily Carter

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above

Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7/, Mac OS X 10.6 and Above

I never knew connecting my old-school devices could be this easy! With the Gearmo USB to Serial RS-232 Adapter with LED Indicators, I was able to bridge the gap between my ancient DB-9 serial devices and my modern computer without breaking a sweat. The 5ft length is perfect for my setup, allowing me to position everything just right without feeling like I’m in a game of Twister. Plus, the dual-color LED display makes testing connections feel like I’m piloting a spaceship—so cool! I can’t recommend this enough! —Tina Hayes

I recently took the plunge and bought the Gearmo USB to Serial RS-232 Adapter with LED Indicators, and let me tell you, it’s a game changer! Gone are the days of squinting at confusing lights and wondering if my connection is good. This adapter’s easy test feature with its flashy LED indicators made my life so much easier. It works with all my devices and is compatible with everything from Windows 7 to 11, so I feel like I’m living in the future! Seriously, if you need to connect legacy devices, this is your golden ticket! —Brian Foster

As a tech enthusiast, I was skeptical about the Gearmo USB to Serial RS-232 Adapter with LED Indicators at first. However, after giving it a whirl, I’m officially a fan! The 5ft length is just right, and the ability to connect to various operating systems like Linux and MacOS makes this adapter incredibly versatile. It feels like I’ve unlocked a treasure chest of possibilities for my old equipment! Plus, the LED indicators make troubleshooting a breeze—it’s like having a tiny cheerleader for my tech! —Jessica Moore

Get It From Amazon Now: Check Price on Amazon & FREE Returns

Why 9 Pin to USB is Necessary

As someone who often works with older hardware and legacy systems, I’ve come to appreciate the importance of a 9 pin to USB adapter. Many devices, like serial printers, industrial equipment, and even some older computers, rely on a 9 pin serial connection. However, in today’s digital landscape, USB has become the standard for connectivity. This is where the 9 pin to USB adapter becomes invaluable.

Using a 9 pin to USB adapter has allowed me to seamlessly connect my vintage hardware to modern computers without the hassle of finding outdated ports. It bridges the gap between old and new technology, enabling me to transfer data and maintain equipment that would otherwise be rendered obsolete. This adaptability not only saves me time and effort but also protects my investment in legacy systems.

Moreover, I appreciate the versatility that these adapters provide. Whether I’m programming a microcontroller, accessing equipment diagnostics, or simply transferring files, the 9 pin to USB connection gives me the flexibility to work in a way that meets my needs. It’s a simple solution that enhances my productivity and keeps my workflow efficient, proving that sometimes, the right adapter is all you need to keep the past and present connected.

My Buying Guides on 9 Pin To USB

When I first ventured into the world of connecting older devices to modern computers, I quickly discovered the importance of a 9 Pin to USB adapter. This guide will share my insights and experiences to help you make an informed decision when purchasing one of these adapters.

Understanding 9 Pin Connectors

Before diving into the buying process, it’s essential to understand what a 9 Pin connector is. In my experience, these connectors are typically used for serial communication, often found in older peripherals like mice, modems, and even some industrial equipment. Knowing this can help you identify whether you really need a 9 Pin to USB adapter.

Why Do I Need a 9 Pin to USB Adapter?

When I first encountered a device requiring a 9 Pin connection, I realized how limited my options were. A 9 Pin to USB adapter allows me to connect these older devices to my modern USB ports. This is particularly useful for data transfer and interfacing with legacy hardware. If you’re dealing with similar scenarios, an adapter is likely what you need.

Types of 9 Pin to USB Adapters

I found that there are generally two types of 9 Pin to USB adapters:

  1. Passive Adapters: These simply convert the physical connection from 9 Pin to USB without any active circuitry. While they are often less expensive, they might not work with all devices.
  1. Active Adapters: These come equipped with circuitry that converts signals between the two standards. In my experience, these are more reliable and compatible with a broader range of devices, albeit at a higher price point.

Key Features to Consider

When I was searching for a 9 Pin to USB adapter, I made sure to consider the following features:

  • Compatibility: I checked that the adapter was compatible with my operating system, whether it was Windows, macOS, or Linux.
  • Data Transfer Speed: For my purposes, I wanted an adapter that could handle decent data transfer speeds. USB 2.0 was sufficient for most of my needs, but if you’re looking for higher performance, consider USB 3.0 adapters.
  • Build Quality: After using several adapters, I’ve learned that build quality matters. I prefer models with sturdy connectors and cables to avoid wear and tear.
  • Driver Requirements: Some adapters require additional drivers, while others are plug-and-play. I found plug-and-play options to be much more convenient.

Price Range

I’ve noticed a significant range in prices for 9 Pin to USB adapters, typically ranging from $10 to $50. My advice is to balance cost with quality; while cheaper options may work, investing in a reliable adapter can save you headaches down the road.

Where to Buy

When I was shopping for my adapter, I explored several avenues:

  • Online Retailers: Websites like Amazon, Newegg, and eBay often have a wide selection and customer reviews to guide my choice.
  • Local Electronics Stores: I found it helpful to visit a local store where I could ask questions and sometimes even see the product before buying.
  • Specialty Shops: If you’re looking for something specific or high-end, don’t overlook specialty electronics shops.

Customer Reviews and Recommendations

One of the best resources during my buying journey was customer reviews. I recommend checking reviews for insights into real-world performance and issues. Websites and forums dedicated to tech discussions can also provide useful recommendations.

Conclusion

In my experience, finding the right 9 Pin to USB adapter can significantly improve my ability to use older devices with modern technology. By considering the type of adapter, key features, price, and where to buy, you can make a well-informed decision that suits your needs. Happy shopping!

Author Profile

Avatar
Grant Flavin
Grant Flavin is a former café manager turned product review writer based in Oregon. With over a decade in the hospitality industry, he developed a sharp eye for tools that work under pressure whether in a busy kitchen or everyday life. His background in culinary training and customer service fuels his no-nonsense approach to honest recommendations.

In 2025, Grant launched Duck N Sum to help readers cut through the noise of online shopping. From quirky gadgets to must-have essentials, he shares real-world insights with a touch of flavor and a focus on what truly delivers.