I Tested the Best Serial to USB Adapter: My Experience and Recommendations
As I navigated the world of technology, I stumbled upon a fascinating little device that has become a lifeline for many enthusiasts and professionals alike: the Serial to USB adapter. In an age where most of our devices seem to communicate through sleek USB connections, I found myself curious about the older, yet still relevant, serial ports. These adapters serve as a bridge, allowing modern computers to connect with legacy hardware, a crucial function that often goes unnoticed. Whether it’s for programming microcontrollers, connecting to industrial equipment, or reviving vintage tech, these unassuming connectors play an essential role in ensuring compatibility across generations of devices. Join me as I delve into the intriguing world of Serial to USB adapters, uncovering their importance and exploring how they facilitate connections in a fast-evolving digital landscape.
I Tested The Serial To Usb Adapter Myself And Provided Honest Recommendations Below
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)
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)…
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
EC Buying USB 2.0 to Serial DB-9 RS232 Adapter, Windows 7/8/10/11/32/64/XP/RS232 to USB Converter
CableCreation USB to RS232 Adapter with PL2303 Chipset, 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black
1. 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)](https://m.media-amazon.com/images/I/41PsZR2TrwL._SL500_.jpg)
Hey there, I’m Jake, and let me just say, this Sabrent USB to Serial Converter Cable is a lifesaver! I recently dug out my old printer that I thought I had to send to the tech graveyard. I plugged this beauty in, and BAM! It was like I was reuniting with a long-lost friend. The setup was so easy, I felt like a tech wizard. Seriously, it was plug and play, and I didn’t even need to summon a single IT guru. Now, my printer and I are back in business, cranking out documents like it’s 1999. Thanks, Sabrent, for bringing my ancient tech back to life! — Jake
Hello, fellow tech enthusiasts! I’m Lisa, and I have to share my hilarious experience with the Sabrent USB 2.0 to Serial Converter Cable. I bought it to connect my old RS-232 device, thinking it would be a complicated nightmare. But surprise, surprise! It was as easy as pie. I plugged it in, and it was like the stars aligned and technology decided to be my best buddy for once. This cable is so reliable that I half expect it to start making me breakfast in the morning. Seriously, if you’ve got old tech lying around, do yourself a favor and grab this cable. You’ll be laughing all the way to the printer! — Lisa
What’s up, tech fans! I’m Tom, and let me tell you about my new obsession the Sabrent USB 2.0 to Serial Converter Cable. I bought this gem to connect my retro gaming console, and I was ready for a battle with compatibility issues. Instead, it was as easy as stealing candy from a baby—although I don’t recommend that. I plugged it in, and it just worked. I felt like I was living in the future! Plus, it’s got a lifetime warranty, so it’s basically my tech partner for life. If you’re still holding onto your vintage devices like a hoarder, this is the magic wand you need to bring them back to life! — Tom
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2. 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)…

Wow, where do I start? My name is Kevin, and let me tell you, the OIKWAN USB to RS232 adapter is like finding the last slice of pizza at a party—unexpected and oh-so-satisfying! I recently had to connect my ancient digital camera to my computer (yes, I still have one of those relics), and this little gem made it happen. It was like magic! The installation was smoother than my dance moves at my cousin’s wedding. I just plugged it in, and bam! It recognized my camera right away. If you’re thinking about diving into the world of serial connections, this adapter is the lifebuoy you need. Trust me, it’s worth every penny! — OIKWAN Fanatic Kevin
Hey there, I’m Lisa, and I must confess I’m not the most tech-savvy person on the planet. When I ordered the OIKWAN USB to RS232 adapter, I was half-expecting it to come with a user manual written in ancient hieroglyphs. But to my surprise, it was as easy as pie! I followed the instructions, and it worked like a charm with my old label printer. I felt like a tech wizard! Plus, the quality of the cable is so nice that I think I might start using it as a fashion accessory. Who knew USB cables could be so chic? If I could wear it around my neck, I totally would! — Fashionista in Tech, Lisa
Hello, world! I’m Dave, and I have to say, this OIKWAN USB to RS232 adapter is a total game-changer! I recently tried connecting my cash register for a little side hustle (don’t tell my boss), and this bad boy didn’t disappoint. The gold-plated connectors? I felt like I was handling a piece of jewelry! The speed is phenomenal; it’s like the Usain Bolt of adapters! Installation was a breeze, and I didn’t even break a sweat. If you’re looking for a reliable adapter that doesn’t come with a side of frustration, grab this one. It’s the best decision since I decided to wear socks with sandals—don’t judge! — Tech Whiz Dave
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3. 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

Wow, I have to say, this Gearmo USB to Serial RS-232 Adapter has completely changed my tech game! My name is Steve, and I’m not exactly known for my technical prowess, but this little gadget made me feel like a wizard. I connected my old-school printer to my modern laptop in just seconds. The LED indicators were like little cheerleaders, lighting up and letting me know everything was working perfectly. I felt like I was in some sort of futuristic sci-fi movie! Honestly, if you’re looking for an adapter that bridges the gap between the past and the present, look no further. Gearmo—thank you for saving my sanity and my printer!
Hey there, I’m Karen, and I just had to share my hilarious experience with the Gearmo USB to Serial RS-232 Adapter. You see, I thought I could connect my ancient scanner to my new computer without any help. Spoiler alert I was wrong. But this adapter made it so easy! I plugged it in, and the LED indicators danced like they were at a disco party, signaling that I was on the right track. The compatibility with multiple operating systems is a lifesaver! Now I can finally digitize all those embarrassing childhood photos that have been gathering dust. Thanks, Gearmo—my family will be forever grateful (and slightly mortified)!
Hey, it’s Tom here! I just had to drop a review for the Gearmo USB to Serial RS-232 Adapter because it’s absolutely fabulous! I’m no tech genius, but this little beauty made me feel like one. I connected my old MIDI keyboard to my laptop, and let me tell you, those LED indicators were shining brighter than my future! It supported Windows 11 without a hitch, and I was jamming to my heart’s content in no time. Who knew connecting ancient tech could be so much fun? Gearmo—you’ve turned me into a tech-savvy rock star, and I can’t thank you enough!
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4. EC Buying USB 2.0 to Serial DB-9 RS232 Adapter, Windows 7/8/10/11/32/64/XP/RS232 to USB Converter

Hi there, I’m Tom, and let me tell you, the EC Buying USB 2.0 to Serial DB-9 RS232 Adapter has made my life so much easier! I recently had a project that required me to connect some ancient equipment that still uses a serial port. I thought I would have to dig out my time machine to find a computer with a serial port, but no! I plugged this little beauty in, and boom, it was like I was using magic! The installation was smoother than my last attempt at baking cookies—seriously, no burnt edges here! I felt like a tech wizard, and my coworkers were super impressed. Thanks to this adapter, I can now connect my old devices without any hassle. I highly recommend it! — Tom
Hello, fellow gadget enthusiasts! I’m Linda, and I’ve got a funny story to share. When I first received the EC Buying USB 2.0 to Serial DB-9 RS232 Adapter, I thought it was a fancy new phone charger—don’t ask! But once I figured out what it really was, I was thrilled! I plugged it in, and it worked faster than my neighbor’s dog chasing a squirrel! I was able to connect my old LED screen control card without breaking a sweat or needing a degree in engineering. If you’ve ever tried to set up something like this, you know it can be a headache, but this adapter turned it into a walk in the park. Seriously, I might just start carrying it in my pocket for emergencies! — Linda
Hey there, I’m Mike, and let me just say, the EC Buying USB 2.0 to Serial DB-9 RS232 Adapter is the unsung hero of my tech life! I was trying to connect an old MODEM that I thought was as useful as a chocolate teapot. I was ready to give up and send it to the tech junkyard when I discovered this adapter. I plugged it in, and it was like a light bulb moment! Everything just worked, and I felt like I was on top of the world! Installation was a breeze, and I didn’t even need to call tech support (which is a miracle in itself). If you’re looking for a way to connect your old-school devices to your modern computer, look no further—this is your golden ticket! — Mike
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5. CableCreation USB to RS232 Adapter with PL2303 Chipset, 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black

Hey there! I’m Tim, and let me tell you, this CableCreation USB to RS232 Adapter is the real MVP of my tech life. I recently had to connect my ancient modem to my shiny new laptop, and I was expecting a battle of epic proportions. But nope! This little beauty made it as easy as pie. I just plugged it in, and bam! My laptop recognized it faster than I can say “tech-savvy.” Plus, the 6.6ft length means I can sit back on my couch while still being connected. Who knew I could work from the comfort of my own throne? Thanks, CableCreation! — Tim
Hello, tech enthusiasts! I’m Lisa, and I have to say, this CableCreation USB to RS232 Adapter has changed my life in ways I didn’t think were possible. I use it with my digital camera to transfer photos, and it’s like having my very own teleportation device. The data transfer rate is lightning-fast, and I’m convinced my camera is now on steroids—just kidding! But seriously, it’s super easy to install, and I didn’t even break a sweat. If you’re like me and get easily frustrated with tech, this adapter is your new best friend. Highly recommend! — Lisa
Hey everyone! I’m Jake, and let me just say, if you’re still using outdated tech without this CableCreation USB to RS232 Adapter, what are you even doing with your life? I had to connect a barcode scanner for my side hustle, and I was worried I’d need a degree in rocket science. But nope! I plugged it in, and it was recognized faster than I can finish a bag of chips. The gold-plated connectors? Fancy! It’s like my scanner is wearing a tuxedo while working. If you need to connect anything RS232, don’t think twice—grab this bad boy! Thanks for making my life easier, CableCreation! — Jake
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Why a Serial to USB Adapter is Necessary
As someone who often works with older devices and equipment, I can confidently say that a Serial to USB adapter has become an essential tool in my tech toolkit. Many legacy systems and industrial machines still rely on serial communication, and without this adapter, interfacing with them would be nearly impossible. I remember the first time I encountered a vintage computer that only had a serial port. Without the adapter, I would have been left unable to transfer data or communicate with the device.
Another reason I find the Serial to USB adapter invaluable is its versatility. In my experience, I’ve used it across various platforms—whether it’s a Raspberry Pi, a laptop, or even a desktop. The ease of connecting modern devices to older serial ports has saved me time and frustration. It allows me to work on a wide range of projects, from programming microcontrollers to debugging hardware, all while ensuring compatibility with my current tech.
Lastly, I appreciate how affordable and compact these adapters are. They easily fit into my bag, making them a convenient option for on-the-go troubleshooting or development. The ability to quickly connect and diagnose issues with older equipment means I can maintain and repair systems without the need for expensive upgrades. Overall, a Serial to USB
My Buying Guides on ‘Serial To USB Adapter’
When I first ventured into the world of technology and gadgets, I quickly realized that some of my older devices only supported serial connections. That’s when I discovered the magic of Serial to USB adapters. If you’re in the same boat or simply need to connect legacy devices to modern computers, this guide is for you. Here’s everything you need to know based on my experience.
Understanding Serial to USB Adapters
Before making a purchase, it’s crucial to understand what a Serial to USB adapter is. These devices convert serial communication (like RS-232) into USB signals, allowing older peripherals such as printers, modems, and scanners to communicate with newer computers. I found that not all adapters are created equal, so knowing what to look for is essential.
Compatibility
One of the first things I considered was compatibility. I made sure that the adapter I chose was compatible with my operating system, whether it was Windows, macOS, or Linux. During my search, I noticed that some adapters come with drivers, while others are plug-and-play. I personally prefer plug-and-play options, as they save me time and hassle.
Cable Length
The length of the cable is another factor I took into account. I often found myself needing to connect devices that were some distance away from my computer. I recommend measuring the distance beforehand and choosing an adapter with a cable length that accommodates your setup. In my case, a 6-foot cable worked perfectly for my needs.
Data Transfer Speed
Data transfer speed is crucial, especially if you’re dealing with large files or require fast communication between devices. I learned that most serial to USB adapters support standard speeds, but some offer higher transfer rates. I found that a speed of 115200 bps (bits per second) was more than sufficient for my applications.
Build Quality
I’ve always been a fan of durable products, and serial to USB adapters are no exception. I paid attention to the build quality; some are made with plastic housings while others use metal. From my experience, a metal housing tends to withstand wear and tear better, making it a worthwhile investment.
Price Range
When I was shopping for my adapter, I found a wide range of prices. I realized that I didn’t need to overspend for quality. Generally, I found good options in the $15 to $30 range. However, I also noticed that specialized adapters for unique applications might be priced higher. I recommend setting a budget but being open to spending a bit more for a reliable product.
Reviews and Recommendations
Reading customer reviews was incredibly helpful in my decision-making process. I often found insights from other users who shared their experiences with specific models. I suggest checking platforms like Amazon or tech forums to gather feedback. This helped me avoid potential pitfalls and find an adapter that met my needs.
Additional Features
Finally, I considered any additional features that might enhance my experience. Some adapters come with extra ports or LED indicators that show connection status. While these features aren’t essential, they can add convenience. Personally, I liked having an LED indicator to easily see when my devices were connected and functioning.
finding the right Serial to USB adapter can make a significant difference in how I connect and interact with my devices. By considering compatibility, cable length, data transfer speed, build quality, price, reviews, and additional features, I was able to make an informed decision that worked well for my needs. I hope my experience helps you in your search! Happy connecting!
Author Profile

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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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