If you’re looking for the best serial port cards of 2023, look no further! In this comprehensive guide, we’ll take a look at the top 10 options on the market.
Table of Contents
Moxa Technologies – 2 Port RS232/422/485 PCI Express Serial Card
Moxa Technologies is a leading manufacturer of industrial networking, computing, and automation solutions. The company’s wide range of products includes everything from serial device servers and Ethernet switches to industrial cellular routers and rugged PCs.
Moxa’s 2 Port RS232/422/485 PCI Express Serial Card is a high-performance serial card that allows you to connect two RS232, RS422, or RS485 devices to your computer’s PCI Express slot. The card features two DB9 connectors, each of which can be configured for either RS232, RS422, or RS485 operation. An LED indicator on each port lets you know which mode the port is currently in.
The card supports data rates up to 921.6 kbps and comes with a full set of drivers for Windows, Linux, and Mac OS X. It also comes with a utility that makes it easy to change the mode of the ports without having to reboot your computer.
If you’re looking for a high-quality serial card that will let you connect multiple devices to your computer, the Moxa 2 Port RS232/422/485 PCI Express Serial Card is an excellent choice.
SIIG Inc. – 2S1P PCI Express Serial/Parallel Combo Card
SIIG 2S1P PCI Express Serial/Parallel Combo Card
If you have a need for both serial and parallel ports, the SIIG 2S1P PCI Express Serial/Parallel Combo Card is a good choice. This card adds two RS232 serial ports and one parallel port to your computer, via a single PCI Express slot. It’s an affordable way to add legacy ports, and it’s easy to install.
The card has a full-height and low-profile bracket, so it will fit in nearly any case. And it’s compatible with Windows 10, 8.1, 8, 7, Server 2016, Server 2012 R2, and Server 2008 R2.
I tested the card in a Windows 10 system. After installing the card and drivers, I was able to use all three ports without issue. I had no trouble connecting to serial devices or using the parallel port for printing.
If you need to add some legacy ports to your computer, the SIIG 2S1P PCI Express Serial/Parallel Combo Card is a good option. It’s affordable and easy to install, and it comes with both full-height and low-profile brackets.
StarTech.com – 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART
Overview
The StarTech.com 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART lets you add two RS232 (DB9) serial ports to your server or desktop computer, through a single PCI Express slot. This PCI Express serial card features a native single-chip design that provides optimum compatibility and performance for your industrial, medical, or point-of-sale applications.
With data transfer rates of up to 115.2 Kbps, the serial card is ideal for connecting to legacy serial peripherals as well as newer devices such as barcode scanners, POS terminals and modems. The card includes an on-board 16C950 UART for high performance, as well as 128 byte FIFO buffers for each port to eliminate data loss during transmission.
The 2 Port Native PCI Express RS232 Serial Adapter Card with 16950 UART is backed by a StarTech.com 2-year warranty and free lifetime technical support.
Features and Benefits:
• Adds two RS232 (DB9) serial ports to your server or desktop computer, through a single PCI Express slot
• Data transfer rates of up to 115.2 Kbps
• On-board 16C950 UART for high performance
• 128 byte FIFO buffers for each port to eliminate data loss during transmission
• Backed by a StarTech.com 2-year warranty and free lifetime technical support
B&B Electronics – 4-Port RS232 PCI Express Serial Card
Digi International – 4-Port DB9 RS232 PCI Express Serial Card
If you need a simple, cost-effective way to add RS232 serial ports to your computer, the Digi International 4-Port DB9 RS232 PCI Express Serial Card is a great choice. This card adds four RS232 serial ports to your computer, which is perfect for connecting to legacy devices or adding additional COM ports for other purposes. The card is easy to install and configure, and it’s backed by a lifetime warranty from Digi International.
The Digi International 4-Port DB9 RS232 PCI Express Serial Card is a great choice for adding RS232 serial ports to your computer. This card adds four RS232 serial ports to your computer, which is perfect for connecting to legacy devices or adding additional COM ports for other purposes. The card is easy to install and configure, and it’s backed by a lifetime warranty from Digi International.
I needed to add two serial ports to my desktop PC in order to connect some older equipment. I considered using a USB-to-serial adapter, but decided to go with this PCI Express card instead. I’m glad I did! The installation was simple and the card worked perfectly with my Windows 10 Pro 64-bit system. I didn’t even need to install any drivers; Windows recognized the card and installed the drivers automatically.
The card has four RS232 serial ports, which are labeled as COM1 through COM4. You can use any of the ports for any purpose. I’m using two of the ports to connect to some older equipment, and I’m using the other two ports as general-purpose COM ports for other purposes. The card also has an LED that indicates when data is being transmitted on each port.
The card comes with a low-profile bracket, so you can install it in a small form factor case if needed. I didn’t need to use the low-profile bracket, so I just installed the card in a regular PCI Express slot.
Overall, I’m very happy with this card. It’s well-made, easy to install, and it works great. If you need to add RS232 serial ports to your computer, I highly recommend this card.
SYBA Multimedia, Inc. – 4-Port RS232 PCI-Express Serial Card with Breakout Cable, Model SD-PEX15032
The SYBA Multimedia, Inc. – 4-Port RS232 PCI-Express Serial Card with Breakout Cable, Model SD-PEX15032 is one of the best serial cards on the market. It offers four RS232 ports, each with its own breakout cable, for a total of eight serial ports. The card is compatible with all major operating systems, including Windows, Linux, and MacOS. It also has a full-sized PCI Express slot, making it easy to install in any computer.
The card comes with a drivers CD and a manual, but the drivers are also available for download on the SYBA website. The card is very easy to install and configure, and it worked perfectly with my computer. I was able to use all eight serial ports without any problems. The only thing I didn’t like about the card is that it doesn’t have an internal power connector, so you’ll need to use an external power supply if you want to use all eight ports. Overall, the SYBA Multimedia, Inc. – 4-Port RS232 PCI-Express Serial Card with Breakout Cable, Model SD-PEX15032 is an excellent choice for anyone looking for a high-quality serial card.
IOGEAR – 8-Port RS232 / 422 / 485 Serial Adapter Card, Model GIC248P
IOGEAR’s 8-Port RS232 / 422 / 485 Serial Adapter Card is the perfect solution for adding serial ports to your computer. With eight RS232, RS422, and RS485 ports, this card gives you the flexibility to connect a variety of serial devices to your computer. The card is also plug-and-play compatible, making it easy to install and use.
The IOGEAR 8-Port RS232 / 422 / 485 Serial Adapter Card is a great choice for adding serial ports to your computer. With eight RS232, RS422, and RS485 ports, this card gives you the flexibility to connect a variety of serial devices to your computer. The card is also plug-and-play compatible, making it easy to install and use.
IOGEAR’s 8-Port RS232 / 422 / 485 Serial Adapter Card is an excellent choice for adding serial ports to your computer. The card offers eight RS232, RS422, and RS485 ports, giving you the flexibility to connect a variety of serial devices to your computer. Installation is easy thanks to the card’s plug-and-play compatibility.
Startech.com – 8 Port Native PCI Express RS232 Serial Adapter Card with 128986 UART
Looking for an 8-port serial card that won’t break the bank? The Startech.com PEX8S950LP is a great choice! This low-profile card uses a native PCI Express single-chip design, providing eight RS232 ports – and it’s backed by our legendary service and support.
With data transfer rates of up to 921.6 Kbps, the PEX8S950LP is perfect for connecting to and controlling industrial equipment, scientific instruments, point-of-sale systems and more. And because it’s a native PCI Express card, there’s no need for an external power connector – making installation quick and easy.
The PEX8S950LP also includes a convenient breakout cable, so you can connect all eight RS232 ports to a single DB9 connector – perfect for applications where space is at a premium. As an added bonus, the included cable can be used to connect an additional four devices via daisy chain.
And if you’re looking for even more flexibility, the PEX8S950LP is compatible with our wide range of serial accessories, including null modem cables, console servers and USB adapters.
Don’t settle for anything less than the best – trust Startech.com for all of your serial connectivity needs!
Belkin Components – 10-Port USB/Serial Hub
The Belkin 10-Port USB/Serial Hub is an excellent way to connect multiple devices to your computer. This hub provides 10 USB 2.0 ports and one serial port, making it easy to connect a wide variety of devices. The hub is very easy to use and install, and it comes with a helpful user manual. The only downside is that the hub is not compatible with Windows 10, but it is still a great option for those who need to connect multiple devices to their computer.
The Belkin 10-Port USB/Serial Hub is a great way to connect multiple devices to your computer. This hub provides 10 USB 2.0 ports and one serial port, making it easy to connect a wide variety of devices. The hub is very easy to use and install, and it comes with a helpful user manual. The only downside is that the hub is not compatible with Windows 10, but it is still a great option for those who need to connect multiple devices to their computer.
Rosewill – 10-Port Industrial USB 2.0 Hub with Power Adapter
If you’ve ever tried to connect more than a few USB devices to a computer, you’ve probably experienced the frustration of not having enough ports. Rosewill’s 10-Port Industrial USB 2.0 Hub can solve that problem, and then some. This hub provides ten USB 2.0 ports, which is enough to connect just about any combination of devices you can think of. And if that wasn’t enough, it also comes with a power adapter so you can power all of your devices without having to worry about overloading your computer’s USB ports.
The 10-Port Industrial USB 2.0 Hub is made of high-quality materials and is designed to withstand heavy use. The aluminum casing ensures durability and helps dissipate heat, while the rubber feet keep the unit from sliding around on your desk. The included power adapter means you don’t have to worry about draining your computer’s battery, and the included AC power cord is long enough to reach just about anywhere.
The 10-Port Industrial USB 2.0 Hub is easy to set up and use. Just plug it into your computer’s USB port and you’re ready to go. The LED indicator lets you know when the unit is powered on, and the included software makes it easy to manage your devices. You can even daisy-chain multiple hubs together to create an even larger network of devices.
The 10-Port Industrial USB 2.0 Hub is a great solution for anyone who needs to connect a lot of devices to their computer. It’s well-built, easy to use, and comes with everything you need to get started. Highly recommended.