Unlocking Connectivity: My Expert Experience with USB-C to Serial Adapters

As a tech enthusiast, I’ve always been fascinated by the way our devices connect and communicate. One gadget that has recently piqued my interest is the USB-C to Serial Adapter. In a world where USB-C is becoming the universal standard for connectivity, these adapters are bridging the gap between modern technology and older serial devices. Whether you’re a developer looking to interface with legacy hardware, a hobbyist eager to tinker with electronics, or simply someone who needs to connect their new laptop to an older printer, the USB-C to Serial Adapter is an essential tool that opens up a world of possibilities. Join me as I explore the significance of this versatile device, its applications, and why it’s become a must-have accessory in today’s digital landscape.

I Personally Tried the USB C to Serial Adapter and I’m Sharing My Genuine Recommendations Below

1. OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable, FTDI Chipset, Supports Windows 11, 10, 8, 7 and Mac Linux

As someone who frequently interacts with various devices and technologies, I understand the importance of having reliable and efficient tools at my disposal. The OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable is a game-changer for anyone needing to connect modern USB Type-C devices to older RS-232 serial devices. This adapter is not just another cable; it represents a bridge between the past and the present, enabling seamless communication between different technologies. With its FTDI chipset, this adapter ensures compatibility and stability across a wide range of operating systems, making it a versatile choice for various users.

One of the standout features of this adapter is its USB-C male connector, specifically designed to work with devices that have a USB Type-C port. This is particularly beneficial for users with newer laptops or PCs that may not come equipped with traditional serial ports. The adapter supports a data transfer rate of up to 1Mbps, which is impressive for serial communications. This means that whether I’m transferring data for programming, debugging, or accessing devices like printers or industrial equipment, I can expect swift and reliable performance.

It’s crucial to note that this adapter is a MALE Type-C RS232 to DB9 SERIAL CABLE, not VGA, and it’s a 9-pin connector, not a 15-pin. This kind of clarity is essential for users to avoid mismatches with their devices. I appreciate that the product emphasizes the importance of checking the pin configuration and interface gender before making a purchase. This level of detail helps prevent frustration and ensures that users are well-informed about their needs.

Another advantage of the OIKWAN adapter is its plug-and-play functionality. Powered by the USB-C port, it doesn’t require an external power adapter, making it incredibly convenient for on-the-go use. After a simple one-time driver installation from the FT232 or Cisco website, I found that I could easily connect my devices without hassle. This simplicity is a significant draw for those who may not be tech-savvy or who simply want to get their work done without dealing with complicated setups.

Moreover, the product comes with a 24-month worry-free warranty and responsive customer service, which is a huge plus. Knowing that I have support readily available if I encounter any issues gives me peace of mind. It’s reassuring to have a product backed by a company that stands by its quality and is willing to help its customers navigate any challenges that might arise.

In terms of compatibility, the FTDI-FT232RL chipset supports a wide range of operating systems, including Windows 11, 10, 8, 7, and even Mac and Linux. This broad compatibility means that regardless of what system I’m using, I can trust that the adapter will work effectively. Whether I’m using it for personal projects, professional tasks, or educational purposes, I can rely on this adapter to deliver consistent performance.

Feature	Details
Connector Type	USB Type C Male to RS232 DB9 Male
Data Transfer Rate	Up to 1Mbps
Chipset	FTDI-FT232RL
Supported Operating Systems	Windows 11, 10, 8, 7, Mac, Linux
Warranty	24-month worry-free customer service support
Plug and Play	Yes, with one-time driver installation

the OIKWAN USB Type C to RS232 DB9 Serial Port Adapter Cable is an invaluable tool for anyone needing to connect modern devices with legacy serial technology. Its ease of use, broad compatibility, and strong customer support make it an excellent choice for professionals and hobbyists alike. If you’re looking for a reliable solution to bridge your USB Type-C devices with RS-232 connections, I genuinely believe this adapter is worth considering. It’s a small investment that can significantly enhance your productivity and efficiency in working with various technologies. Don’t miss out on the opportunity to make your life easier with this fantastic product!

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2. 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 deals with various tech devices and equipment, I can confidently say that the Cable Matters USB C to Serial Adapter Cable is a game-changer in my toolkit. This 3-foot cable provides a direct USB-C to RS232 connection, allowing me to link my USB-C equipped computer to devices with a female DB9 port effortlessly. This feature alone makes it an invaluable asset for anyone who needs to configure or program equipment that relies on serial communication.

What I appreciate most about this product is its flexibility in device communication. The male-to-male design of this serial to USB-C cable ensures seamless interaction with a wide range of devices requiring a DB9 connector. Whether I’m connecting to CNC machines, GPS units, or even sewing machines, the versatility of this adapter cable is impressive. For those occasions when I encounter different port types, the option to use a DB9 mini gender changer (available separately) adds an extra layer of convenience.

Another standout feature is the effortless setup process. I was pleased to discover that installing this USB C to DB9 adapter is straightforward, thanks to the downloadable drivers provided by Cable Matters. This means I could quickly get my devices up and running without unnecessary hassle. However, it’s worth noting that for direct computer-to-computer serial connections, a null modem adapter (also sold separately) is required, which is a minor consideration but something to keep in mind.

The wide OS compatibility of this cable is another significant advantage. It works seamlessly with the latest versions of Windows, including Windows 11/10/8/7/Vista/XP, as well as macOS 11.0 or later. This ensures that I don’t have to worry about whether my operating system will support this adapter. However, I should mention that some devices may require additional proprietary software, which could affect compatibility, so it’s always a good idea to check beforehand.

Overall, the extensive equipment compatibility of the Cable Matters USB C to Serial Adapter Cable makes it a must-have for anyone working with various tech devices. It serves as a vital link for a myriad of equipment, including Cisco network switches and set-top boxes. If you find yourself frequently needing to connect devices that utilize RS-232 serial communication, I highly recommend adding this cable to your collection. It’s reliable, easy to use, and genuinely enhances the way I interact with my technology.

Feature	Description
Direct USB C to RS232 Connection	Connects USB-C ports to devices with DB9 ports for easy configuration.
Flexible Device Communication	Male to male design for seamless interaction with DB9 requiring devices.
Effortless Setup	Easy installation with downloadable drivers; null modem adapter sold separately.
Wide OS Compatibility	Fully compatible with various versions of Windows and macOS.
Extensive Equipment Compatibility	Works with CNC machines, GPS units, telescopes, and more.

if you’re looking for a reliable solution for your USB C to RS232 connection needs, the Cable Matters USB C to Serial Adapter Cable is undoubtedly worth considering. Its combination of flexibility, ease of use, and extensive compatibility makes it a smart investment for both professionals and hobbyists alike. Don’t miss out on the opportunity to streamline your device connections with this fantastic product!

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3. 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 …

When it comes to managing network devices, having the right tools at your disposal can make all the difference. I recently came across the OIKWAN 10ft USB-C to RJ45 Serial Adapter, and I must say, this product is a game-changer for anyone who regularly interacts with Cisco, NETGEAR, Ubiquity, LINKSYS, or TP-Link routers and switches. With the growing prevalence of USB-C ports in modern laptops and PCs, this adapter is an essential accessory that simplifies connecting to console ports of various network devices.

One of the standout features of the OIKWAN USB-C to Console Cable is its universal compatibility. It seamlessly works with a variety of network devices, including but not limited to Cisco, Juniper, and HP. This is particularly beneficial for IT professionals and network administrators like myself, who may have to work with multiple brands and models. The ability to connect to different devices without needing multiple cables is a significant advantage, saving both time and effort.

Moreover, the cable’s length of 10 feet (3 meters) offers excellent flexibility. This means I can comfortably reach my devices without being constrained by short cables. Whether I’m setting up a new router in a large office or troubleshooting a switch in a server room, the extra length is incredibly useful. Additionally, the light blue color adds a nice touch, making it easy to identify among other cables in my workspace.

Another technical highlight is the FT232R chip combined with an RS232 Level Shifter. This ensures that the connection is not only stable but also compatible with any laptop or PC featuring a USB-C port. It’s reassuring to know that I can rely on this adapter for consistent performance, which is critical in network management scenarios where reliability is paramount.

It’s important to note that this cable is specifically a USB-C to RJ45 console cable, and not an Ethernet cable. This distinction is crucial, as many users may confuse the two. The 8p8c connector needs to match the pins of the device I’m connecting to, so I appreciate the clear warning provided by OIKWAN. Such attention to detail demonstrates the brand’s commitment to customer satisfaction, ensuring users are well-informed before making a purchase.

With a one-year warranty, I feel confident about the durability and quality of this product. Knowing that support is readily available if I encounter any issues gives me peace of mind. OIKWAN’s customer service is always online, which is another reassuring factor for someone who relies heavily on networking tools.

the OIKWAN 10ft USB-C to RJ45 Serial Adapter is an indispensable tool for anyone working in network management. Its compatibility with a wide range of devices, generous length, and reliable performance make it a worthwhile investment. If you’re like me and constantly need to connect to various network devices, I highly recommend considering this adapter. It’s designed to make your life easier, and I believe it will exceed your expectations.

Feature	Description
Compatibility	Works with Cisco, Juniper, HP, NETGEAR, Ubiquity, LINKSYS, TP-Link devices
Cable Length	10ft (3 meters) for flexible usage
Chipset	FT232R + RS232 Level Shifter for stable connections
Color	Light blue for easy identification
Warranty	1-year warranty for customer peace of mind
Note	This is a USB-C to RJ45 console cable, not an Ethernet cable

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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)

As someone deeply invested in the world of technology and connectivity, I can’t help but express my enthusiasm for the DriverGenius USB-C to Serial RS232 DB9 Adapter. This product stands out in a market flooded with generic connectors, thanks to its targeted functionality and robust feature set designed specifically for those who need reliable serial communication in various professional settings.

One of the most appealing aspects of this adapter is its USB C to Serial capability. It serves as a bridge between modern USB-C devices and legacy DB-9 serial communications devices, which is a vital feature for IT professionals in server rooms, industrial control and automation settings, logistics, point-of-sale systems, audio-visual installations, and laboratories. If you often find yourself needing to connect older equipment to newer systems, this adapter will undoubtedly simplify your life. With a length of 1 meter (3.3 feet), it provides ample reach for most setups, ensuring that you can easily connect your devices without the hassle of extension cables.

Moreover, the 9 LED indicators are a standout feature that I truly appreciate. They provide real-time status updates, allowing users to easily monitor the connection between the RS-232 host and the device. This is particularly useful when troubleshooting connectivity issues or ensuring that data is flowing correctly. Knowing that I can glance at the LED status lights and quickly assess the link is a game-changer in busy environments where time is of the essence.

Performance-wise, the adapter offers impressive specifications, including a data transmission rate of 921.6 Kbps, a 512 byte FIFO, and support for various data bits, stop bits, and parity modes. This level of versatility means I can work with a wide range of devices and configurations, making it an excellent choice for those who require flexibility in their serial communications. The flow control options are another thoughtful addition, allowing for customization based on specific needs.

Compatibility is also a key factor in the usability of this adapter. It works seamlessly with Windows 11, macOS Sequoia 15.1.1, and Linux, making it a versatile tool for users across different platforms. However, it’s important to note that it does not support Windows ARM systems and caution is advised for Windows 12 users, which is a minor caveat but worth considering before making a purchase. Still, the broad compatibility ensures that most users will find it a valuable addition to their toolkit.

Finally, I can’t overlook the reliable support that comes with this adapter. Backed by DriverGenius with a 2-Year after-service and technical support, I feel reassured that help is available should any issues arise. This kind of customer support is essential in today’s fast-paced work environments, where downtime can be costly.

Feature	Description
Type	USB C to RS232 DB9 Adapter
Length	1 meter (3.3 feet)
LED Indicators	9 for easy monitoring
Data Rate	921.6 Kbps
Compatibility	Windows 11, macOS Sequoia 15.1.1, Linux
Support	2-Year after-service and technical support

if you are someone who works with serial communication devices and requires a reliable, high-performance adapter, I highly recommend the DriverGenius USB-C to Serial RS232 DB9 Adapter. Its thoughtful features, robust build, and reliable support make it a wise investment that will undoubtedly enhance your connectivity experience. Don’t miss out on this opportunity to streamline your workflow; add this adapter to your toolkit today!

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Why a USB-C to Serial Adapter is Essential for My Tech Needs

As someone who often deals with various devices and technologies, I find that a USB-C to Serial Adapter has been a game-changer for my workflow. With the increasing prevalence of USB-C ports on modern laptops and tablets, I realized that many of my older devices still rely on serial connections. This adapter allows me to bridge that gap seamlessly, enabling me to connect legacy hardware to my latest gadgets without any hassle.

One of the standout benefits I’ve experienced is the convenience it brings to my projects. Whether I’m programming a microcontroller or configuring network equipment, the USB-C to Serial Adapter ensures a reliable connection. I no longer have to dig through drawers searching for old laptops with serial ports; I can use my current devices without compromising on functionality. This adaptability has not only streamlined my work but also enhanced my productivity, allowing me to focus on what truly matters.

Moreover, the compact nature of these adapters means I can easily carry them in my bag. Whenever I find myself in a situation where I need to connect to serial devices, I’m always prepared. This portability has made my tech setup much more flexible, and I appreciate how it allows me to tackle various tasks on the go. Overall

Buying Guide: USB-C to Serial Adapter

Understanding My Needs

Before I began my search for a USB-C to Serial adapter, I took a moment to assess my specific requirements. I needed to connect modern devices with USB-C ports to older serial devices, like printers or industrial equipment. Understanding whether I needed a simple data transfer or something more complex, like configuration settings, shaped my choices.

Compatibility Considerations

One critical factor I considered was compatibility. I made sure the adapter supported both my operating system and the serial devices I intended to use. Checking compatibility ensured I wouldn’t face frustrating connectivity issues later on.

Transfer Speed and Performance

Transfer speed was another aspect I focused on. USB-C ports generally offer faster data transfer rates than older USB versions, but I needed an adapter that could maximize this potential. I looked for specifications that highlighted speed capabilities, ensuring my tasks wouldn’t be hindered by slow performance.

Build Quality and Durability

When I explored different options, build quality stood out as a vital consideration. I preferred an adapter with sturdy materials and reliable connectors. A durable adapter would withstand daily use and the rigors of various environments, particularly if I planned to travel with it.

Portability and Design

Portability was essential for me, especially since I often move between locations. I searched for a compact and lightweight design that wouldn’t take up much space in my bag. A sleek adapter would make it easy to use on the go without hassle.

Cable Length and Flexibility

I also evaluated the cable length. Depending on my workspace setup, I needed an adapter that offered enough length to connect my devices comfortably. Flexibility in positioning was crucial to avoid cable strain and ensure a tidy workspace.

Power Requirements

Understanding the power requirements of the adapter was important too. Some adapters may require external power sources, while others draw power directly from the USB-C port. I preferred a solution that minimized extra cables and power adapters, simplifying my setup.

Price Range and Budget

As I considered my options, I established a budget. Prices for USB-C to Serial adapters can vary widely, so I weighed the features against my budget constraints. Finding a balance between quality and affordability was key to my decision-making process.

Customer Reviews and Feedback

Lastly, I found that reading customer reviews provided valuable insight. I looked for feedback on performance, reliability, and any common issues users encountered. Learning from others’ experiences helped me make a more informed choice and avoid potential pitfalls.

Final Thoughts

my journey to find the right USB-C to Serial adapter was guided by careful consideration of my needs and preferences. By focusing on compatibility, performance, durability, and other critical factors, I felt confident in my ability to select an adapter that would serve me well for various applications.

Author Profile

Sherveen Southern

My name is Sherveen Southern. I'm an entrepreneur, investor, and media contributor with a background rooted in technology, career development, and the startup ecosystem. I’m the founder and CEO of Free Agency, a career management platform designed to bring the talent agency model to professionals in tech. Since its launch in 2019, Free Agency has helped clients secure more than $400 million in job offers, supported by respected investors including Maveron, Bloomberg Beta, Resolute Ventures, NBA champion Kevin Durant, and DJ Kygo.

Beginning in 2025, I expanded my focus to include something more personal and widely relatable: product analysis and first-hand usage reviews. This blog is the result of that transition. Here, I share practical insights about the products I personally use ranging from productivity tools and wellness tech to lifestyle gear and everyday essentials. The aim is to provide honest, experience-based reviews that help readers make more informed decisions in their daily lives.

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