Unlocking Connectivity: My Expert Experience with USB-C to Serial Adapters
As I navigated the ever-evolving landscape of technology, I stumbled upon a crucial yet often overlooked tool: the USB-C to Serial Adapter. In a world increasingly dominated by sleek laptops and compact devices, the need to connect with older serial devices can feel like a daunting challenge. I was intrigued by how this seemingly simple adapter bridges the gap between modern technology and legacy systems, allowing for seamless communication with a variety of equipment, from industrial machines to networking hardware. As I explored its functionalities, I realized that this adapter not only enhances connectivity but also opens up a world of possibilities for both tech enthusiasts and professionals alike. Join me on this journey as we delve into the fascinating realm of USB-C to Serial Adapters, where innovation meets practicality, and discover how this unassuming device can transform the way we interact with technology.
I Personally Tried Out The USB C To Serial Adapter And I’m Sharing My Honest Recommendations Below
OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 and Mac Linux
OIKWAN 10ft USB-C to RJ45 Serial Adapter,USB C to Console Cable Essential Accessory of Cisco, NETGEAR, Ubiquity, LINKSYS, TP-Link Routers/Switches for Laptops …
Cable Matters USB C to Serial Adapter Cable – 3ft, USBC to DB9, USB C to RS232 Cable, Compatible with Thunderbolt 5/4, Supports Windows 11/10/8/7/Vista/XP, macOS 11.0 or Later
DriverGenius USB-C to Serial RS232 DB9 Adapter with 9 x Data Monitoring LEDs, Compatible with Windows 11, macOS Sequoia 15.1.1 (USB232A-E-C)
1. OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 and Mac Linux

As I dive into the world of connectivity solutions, I find the OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable to be a standout product. This adapter is designed with the modern user in mind, especially those who rely on legacy serial devices but are using newer laptops or computers that have transitioned to USB Type C ports. The inclusion of the FTDI chipset is particularly noteworthy, as it is renowned for its reliability and performance. This means that I can trust the adapter to provide stable connections without the frustrating disconnections that can occur with lesser quality products.
One of the key features that I appreciate about the OIKWAN adapter is its broad compatibility. It supports various operating systems, including Windows 11, 10, 8, 7, as well as Mac and Linux. This flexibility is crucial for me as I often switch between different devices and operating systems. I can easily connect my older serial devices, such as printers, scanners, or industrial equipment, to my new laptop without worrying about compatibility issues. This universal application makes it an essential tool for both personal and professional use.
The build quality of the OIKWAN adapter also deserves a mention. The materials used feel durable, and the connectors fit snugly into the ports. I have had experiences with flimsy cables in the past that broke after minimal use, but I can sense that this adapter is built to last. Its compact design also means that it is easy to carry around, making it convenient for me to take it wherever I need to go. Whether I’m working at home, in the office, or on a client site, I can have this adapter easily accessible in my bag.
Another aspect that stands out is the ease of installation. I appreciate products that don’t require extensive setup, and the OIKWAN USB Type C to RS232 adapter fits the bill perfectly. It’s a plug-and-play device, which means I can simply connect it, and it’s ready to go without the need for complicated drivers or software. This user-friendly approach makes it suitable for anyone, regardless of their technical expertise.
In a world where technology is constantly evolving, finding a reliable solution for connecting older devices can be quite challenging. The OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable meets this challenge head-on. Whether I am a professional needing to communicate with legacy systems or a hobbyist looking to experiment with older equipment, this adapter provides the necessary bridge between the old and the new.
To further summarize the advantages of the OIKWAN adapter, I have created a table below that outlines its key features
Feature Description Chipset FTDI Chipset for reliable performance Compatibility Supports Windows 11, 10, 8, 7, Mac, and Linux Durability High-quality materials for long-lasting use Ease of Use Plug-and-play installation with no additional drivers needed Portability Compact design for easy transport
if you find yourself in need of a reliable and effective solution for connecting USB Type C devices to RS232 serial ports, I wholeheartedly recommend the OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable. It combines durability, ease of use, and broad compatibility, making it a smart investment for anyone who needs to bridge the gap between modern and legacy technology. Don’t hesitate; this adapter could very well be the tool that enhances your connectivity experience.
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2. OIKWAN 10ft USB-C to RJ45 Serial Adapter,USB C to Console Cable Essential Accessory of Cisco, NETGEAR, Ubiquity, LINKSYS, TP-Link Routers/Switches for Laptops …

As someone who frequently works with network devices, I often find myself in need of reliable accessories that can enhance my connectivity experience. The OIKWAN 10ft USB-C to RJ45 Serial Adapter has caught my attention for several reasons, and I believe it could be a game changer for anyone dealing with Cisco, NETGEAR, Ubiquity, LINKSYS, and TP-Link routers or switches. This cable is not just an accessory; it’s an essential tool for network professionals and tech enthusiasts alike.
One of the standout features of this product is its universal compatibility. As someone who has worked with various network devices from different manufacturers, I can appreciate the importance of having a tool that can connect with a wide range of devices, including those from Cisco, Juniper, and HP. This capability means that I can use the OIKWAN cable across multiple setups without the hassle of changing cables or worrying about compatibility issues. It’s reassuring to know that I can rely on a single cable for different devices.
The 10-foot length of the cable is another significant advantage. In my experience, having a longer cable allows for more flexibility in positioning my devices. Whether I’m setting up a network in a large office or simply need to reach a console port that’s a bit further away, the extra length makes it much more convenient. This feature can save time and frustration, especially in complex setups where accessibility can be a challenge.
Moreover, the FT232R chip combined with the RS232 Level Shifter ensures a robust and reliable connection. This technical aspect gives me confidence that the data transfer will be stable and efficient. The last thing I want during a crucial setup or troubleshooting session is for my connection to falter. With this cable, I can focus on the task at hand without worrying about connectivity issues.
It’s important to note that this is a USB-C to RJ45 console cable, not an Ethernet cable. This distinction is crucial for anyone considering a purchase. I appreciate that OIKWAN has included a clear reminder about this aspect, which helps prevent confusion and ensures that I am selecting the right product for my needs. Before making a purchase, I always check compatibility, and the clarity provided here is a major plus.
The light blue color of the cable is a subtle yet nice touch; it adds a bit of personality to my tech setup. Furthermore, OIKWAN offers a one-year warranty, which provides peace of mind. Knowing that I have customer support readily available is reassuring, especially for someone like me who values responsive service in case of any issues.
the OIKWAN 10ft USB-C to RJ45 Serial Adapter stands out as a highly practical and versatile accessory for anyone who works with network devices. Its universal compatibility, generous length, reliable connection, and thoughtful design make it an excellent choice for both professionals and hobbyists. I highly recommend considering this cable as a valuable addition to your tech toolkit. With its features and support, it’s hard to go wrong with this purchase!
Feature Description Compatibility Universal compatibility with Cisco, Juniper, HP, and more Length 10 feet (3 meters) for flexible positioning Chip FT232R chip + RS232 Level Shifter for reliable connection Warranty 1-year warranty for peace of mind Color Light blue Note This is a USB-C to RJ45 console cable, not an Ethernet cable
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3. Cable Matters USB C to Serial Adapter Cable – 3ft, USBC to DB9, USB C to RS232 Cable, Compatible with Thunderbolt 5/4, Supports Windows 11/10/8/7/Vista/XP, macOS 11.0 or Later

As someone who frequently works with various devices and technology, I can confidently say that the Cable Matters USB C to Serial Adapter Cable is an essential tool for anyone needing to connect modern USB-C devices to legacy RS232 equipment. The 3-foot length is just right—not too long to create clutter and not too short to limit flexibility. This adapter cable serves as a direct connection from a USB-C port on my computer to devices equipped with a female DB9 port. This direct link is especially beneficial for configuration and programming, making it an invaluable asset in my tech arsenal.
One of the standout features of this cable is its ability to facilitate flexible device communication. The male-to-male design allows for seamless interaction with devices requiring a DB9 connector, which is crucial for anyone dealing with older technology. I appreciate the option to use a DB9 mini gender changer, sold separately, to ensure compatibility with various port types. This adaptability means I can connect to a wide range of devices without the need for multiple cables, simplifying my setup considerably.
The effortless setup process is another aspect that I find incredibly appealing. Installing the USB C to DB9 adapter is a breeze; I simply download the necessary drivers from Cable Matters. In addition, if I need to establish direct computer-to-computer serial connections, I can easily add a null modem adapter, which is also sold separately. This flexibility in setup ensures that I can quickly get to work without wrestling with complicated installation processes.
Moreover, the wide OS compatibility of this adapter cable is a huge bonus. It works seamlessly with the latest versions of Windows and macOS, which is vital for someone like me who often switches between operating systems. However, I do need to keep in mind that some devices might require additional proprietary software, which could impact compatibility. This is a minor drawback but one worth noting for those who may have specific legacy systems in place.
What truly impresses me is the extensive equipment compatibility of this RS-232 compatible USB C serial cable. It caters to a myriad of devices including CNC machines, GPS units, telescopes, set-top boxes, Cisco network switches, and even sewing machines. This versatility means that whether I’m diving into a tech project, programming a device, or even working on a hobby like astronomy, I can rely on this adapter cable to bridge the gap between modern and older technology.
if you find yourself frequently needing to connect USB-C devices to RS232 equipment, the Cable Matters USB C to Serial Adapter Cable is a wise investment. Its straightforward setup, wide compatibility, and flexible communication capabilities make it an excellent choice for tech enthusiasts and professionals alike. I highly recommend considering this product for your needs—it may just become your go-to tool for all your serial connection requirements.
Feature Description Direct Connection Connects USB-C to devices with a female DB9 port. Flexible Communication Allows interaction with devices requiring a DB9 connector. Effortless Setup Easy installation with downloadable drivers. OS Compatibility Works with Windows and macOS systems. Equipment Compatibility Supports various devices including CNC machines, GPS units, and more.
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4. DriverGenius USB-C to Serial RS232 DB9 Adapter with 9 x Data Monitoring LEDs, Compatible with Windows 11, macOS Sequoia 15.1.1 (USB232A-E-C)

When I first came across the DriverGenius USB-C to Serial RS232 DB9 Adapter, I was immediately impressed by its robust set of features tailored for IT professionals and enthusiasts alike. This device is not just a simple adapter; it serves as a vital bridge connecting legacy DB-9 serial communication devices with modern computers through a USB-C interface. Whether you’re working in server rooms, managing industrial control systems, or setting up AV installations, this adapter is designed to meet diverse needs with precision and reliability.
The standout feature of this adapter is its 9 data monitoring LEDs, which serve as an intuitive troubleshooting aid. These status lights allow users to easily verify the connection between the RS-232 host and the device. This is particularly beneficial in complex environments where monitoring connectivity can save valuable time and reduce frustration. I find it incredibly useful to have visual indicators that provide immediate feedback on device status, which can be crucial in high-stakes situations like logistics and industrial automation.
In terms of performance, the DriverGenius adapter boasts impressive specifications, supporting baud rates of up to 921.6 Kbps. This means that even data-heavy applications can be handled with ease, ensuring that communication remains uninterrupted. With support for various data bits and flow control options, this device is versatile enough to accommodate a wide range of applications, whether it’s for a laboratory experiment or a point-of-sale system. This adaptability makes it a wise investment for anyone looking to future-proof their technology setup.
Compatibility is another significant advantage of the DriverGenius adapter. It works seamlessly with Windows 11, macOS Sequoia 15.1.1, and Linux, making it a flexible choice for users across different operating systems. However, it’s essential to note that it does not support Windows ARM systems, and caution should be exercised regarding Windows 12 compatibility. This transparency is crucial, as it allows potential buyers to make informed decisions, ensuring that the product aligns with their current tech environment.
Moreover, the peace of mind that comes with the DriverGenius 2-Year after-service and technical support is invaluable. Knowing that I have reliable support if I encounter issues adds to the overall value of the product. This level of customer care reflects the manufacturer’s confidence in their product and their commitment to user satisfaction.
In summary, if you are looking for a reliable and efficient solution to connect legacy RS-232 devices with modern USB-C systems, the DriverGenius USB-C to Serial RS232 DB9 Adapter is a fantastic choice. It offers a blend of performance, compatibility, and support that can greatly enhance productivity in various professional settings. I would strongly encourage you to consider adding this adapter to your toolkit, especially if you frequently deal with legacy systems or require robust connectivity solutions.
Feature Details Type USB-C to RS232 DB9 Adapter Length 1 meter (3.3ft) Data Rate 921.6 Kbps LED Indicators 9 for monitoring status Compatibility Windows 11, macOS Sequoia 15.1.1, Linux Support 2-Year after-service and technical support
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Why a USB-C to Serial Adapter is Essential for My Tech Needs
As someone who often works with various electronic devices, I can’t stress enough how a USB-C to Serial Adapter has transformed my workflow. In today’s tech landscape, many of my gadgets and tools still rely on serial communication. Whether I’m debugging a microcontroller or configuring a network switch, having this adapter allows me to connect seamlessly to these devices without any hassle.
One of the biggest advantages I’ve found is the versatility that comes with using USB-C. My laptop is equipped with USB-C ports, and many new devices are adopting this standard. The adapter bridges the gap between modern laptops and older serial devices, making it incredibly convenient. I no longer have to worry about carrying around multiple dongles or converters; the USB-C to Serial Adapter fits right into my tech toolkit.
Moreover, the reliability of a serial connection is something I truly appreciate. I often deal with data transfer that requires stability and speed, and this adapter provides just that. It allows me to maintain a consistent connection without the interruptions that can occur with wireless methods. In my experience, this is invaluable for tasks that demand precision and accuracy, such as programming and configuring hardware. Overall, this simple accessory has become a
Buying Guide: USB C to Serial Adapter
Understanding USB C to Serial Adapters
When I first started looking for a USB C to Serial adapter, I realized that these devices are crucial for connecting modern laptops and devices to older serial devices. They bridge the gap between new technology and legacy equipment, allowing me to communicate with serial devices like printers, industrial equipment, and other peripherals.
Identifying My Needs
Before diving into the options, I took a moment to assess my specific needs. I considered the types of serial devices I needed to connect. For example, if I was interfacing with a simple device, a basic adapter would suffice. However, if I planned to use it for more complex equipment, I knew I needed an adapter with additional features, such as support for certain baud rates or protocols.
Checking Compatibility
One of the first things I did was verify compatibility. I made sure the adapter I was considering worked with my operating system, whether it was Windows, macOS, or Linux. I also checked if it was compatible with the specific serial devices I intended to use. Compatibility can often be overlooked, but ensuring a seamless connection saved me a lot of frustration later on.
Considering Build Quality
I quickly learned that the build quality of the adapter matters. I looked for an adapter with a sturdy design that could withstand regular use. A durable cable and connectors not only enhance longevity but also ensure reliable connections. I wanted something that wouldn’t easily break or wear out, especially if I planned to transport it frequently.
Understanding Data Transfer Speed
Data transfer speed was another critical factor I considered. Depending on the application, some tasks may require faster data transfer rates. I researched the specifications of different adapters to find one that met my speed requirements. Ensuring that the adapter could handle my data load without causing delays was essential for my projects.
Evaluating Price vs. Features
As I explored various options, I noticed a wide range of prices. I had to determine what features were worth the investment. While I didn’t want to overspend, I also recognized that cheaper options might lack essential features or durability. I found it helpful to create a list of must-have features and compare them against my budget.
Reading Reviews and Experiences
To gain further insight, I turned to user reviews and experiences. I found that reading about others’ experiences with different adapters helped me understand potential issues or advantages that I might not have considered. Reviews provided a more personal perspective, allowing me to gauge the reliability and performance of the adapters I was interested in.
Final Thoughts
After thorough research and consideration of all the factors, I felt more confident in making my decision. A USB C to Serial adapter can significantly enhance my connectivity options, and taking the time to understand my needs and preferences ensured that I chose the right one for my requirements. I recommend others take the same approach to ensure they find the perfect adapter for their specific needs.
Author Profile

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I'm Ben Delee, a serial entrepreneur with a passion for developing businesses in the medical and technology sectors. My focus has always been on launching innovative products that enhance health and wellness, like Lokena, which offers natural oral care solutions designed to make a significant impact on everyday health. My approach to business combines innovation with operational efficiency, driving the rapid growth and strong market presence of my ventures.
Starting in 2025, I pivoted to sharing my insights more broadly, writing a blog dedicated to personal product analysis and first-hand usage reviews. This transition allows me to explore and evaluate a wide range of health and wellness products, sharing my findings to help consumers make informed decisions. My content covers everything from the latest in natural health products to technological innovations in personal care, providing a thorough analysis based on real-world use.
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