Top 10 Best Serial Port Cards Reviews In 2023

Are you searching for the best serial port cards? Confused with too many options? If that is your situation, you have come to the right place. This is your ultimate guide to buying the serial port cards.

We understand how much of a hassle it can be to go through thousands of reviews when you have too many options. So, leave all your worries, check out this ultimate guide, and make a hassle-free purchase decision.

10 Best serial port cards Reviews in 2023

Bestseller No. 1
LinksTek 2-Port PCI Express RS-232 DB9 Serial Port Card for Windows XP, Vista,7, 8.x, 10, 11 32/64bit and Linux PCs-PCIE Serial Port Card (PCIE-SE2)
  • 1. PCIE-SE2 allow users add 2X RS232 BD9 serial Ports on desktop PCs or industrial devices by PCI Express slot.
  • 2. Seamless connect to serial ports device such as POS system, industrial testing and control device, security system, logistic management equipment, scanners and printers.
  • 3. Need to install driver on Windows XP, Vista, 7, 8.x, 10, 11 (32/64bit) systems. Linux kernel 2.6.x, 3.x, 4.x, 5.x need to refer compile source code in the driver CD.
  • 4. Selected by ASIX AX99100 solution supports on chip 256-byte depth FIFO in transmit. Works on INTEL, AMD, ARM hardware platform.
  • 5. The full-size bracket on this expansion card will works on standard size PCs. The 2X low profile bracket for slim PCs. Based on PCIE X1 interface, will works on X1, X4, X8, X16 slot.
SaleBestseller No. 2
StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16950 UART - Low Profile Expansion Card - Windows & Linux (PEX1S953LP)
  • 1 PORT SERIAL CARD: Serial controller card w/ 16950 UART based on ASIX AX99100, allows 1x DB9 port w/bi-directional RS232 speeds up to 921.6Kbps per port, available 256 byte FIFO buffer & 9th data bit; Upgraded version of our popular card PEX1S952LP
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 serial adapter card provides choice of 12v, 5v, or none through pin 9 w/up to 2A total
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe serial card comes w/ a low profile bracket pre-installed & 1x full profile bracket is incl for versatile install; Supports Windows & Linux
  • VERSATILE APPLICATIONS: For low/standard profile desktop/servers w/ uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanner, oscilloscope
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance
SaleBestseller No. 3
GODSHARK PCIe Serial Expansion Card, 2 Port PCI Express 1.0 x 1 to Industrial DB9 COM RS232 Converter Adapter Controller for Desktop PC (Will Also Work on PCI-E x4, x8, x16 Slot)
  • Two (2) 9-pin RS-232 serial ports.
  • PCI Express x1 interface (will also work on PCI-E x4, x8, x16 slot).
  • Compliant with PCI Express specification Revision 1.1.
  • PCI Express single-lane (x1) bus bandwidth 2.5 Gbps.
  • Support DOS, Windows 98 / Me / NT4.0 / 2000 / XP / Vista / Win7 / Win8 / Server 2003 & 2008 / Linux operating systems.
Bestseller No. 4
StarTech.com 2-Port PCI RS232 Serial Adapter Card - PCI Serial Port Expansion Controller Card - PCI to Dual Serial DB9 Card - Standard (Installed) & Low Profile Brackets - Windows/Linux (PCI2S5502)
  • 2 PORT PCI RS232 SERIAL ADAPTER CARD: Controller card w/ 16C550 UART based on ASIX MCS9865, 2x DB9 ports w/bi-directional RS232 speeds up to 115.2Kbps/port, 256 byte FIFO buffer & 9th data bit | Upgraded version of our popular cards PCI2S550_LP & PCI2S550
  • TECH SPECS: Speeds up to 115.2Kbps | 16C550 UART | 256 byte FIFO buffer | 5,6,7,8 and 9 bit character | Even, Odd, No, Space or Mark Parity | Auto IRQ & IO assignment | Supports IRQ Sharing | ASIX MCS9865 Chip
  • VERSATILE APPLICATIONS: Dual Serial Port PCI Card for PCI desktops/servers used in point of sale terminals, PLCs, CNC Machines, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCI multiport serial COM card installs using 1x standard bracket (pre-installed) or 2x low profile brackets (incl); Supports Windows 7 and up, Linux 2.6.x to 5.x
Bestseller No. 5
SIIG Legacy and Beyond Series Single Serial Port / RS-232 and Single Parallel Port PCIe Card Compatible with 16C550 UART
  • Quickly adds one RS-232 serial port and one parallel port through an available PCI Express slot
  • Supports serial port data transfer rates up to 115.2 Kbps, compatible with 16C550 UART
  • 256-byte depth FIFO buffer supports fast data transfer especially in multitasking environment
  • Parallel port supports ECP, EPP and SPP modes, compliant with IEEE 1284 standard
  • Perfect solution to connect with POS system, industrial testing and control device, security system, logistic management equipment, printers, scanners, etc. Our products are backed by our experienced tech support team and 1 year warranty. Please contact us with any questions or concerns. We will get back to you within 24 hours.
Bestseller No. 6
StarTech.com PCIe Card with Serial and Parallel Port - PCI Express Combo Adapter Card with 1x DB25 Parallel Port & 1x RS232 Serial Port - Expansion/Controller Card - PCIe Printer Card (PEX1S1P950)
  • PCIe CARD WITH SERIAL & PARALLEL PORT: Using a x1 PCIe 2.0 slot, add a DB25 parallel & a DB9 RS232 port to your computer; Card installs in full/standard profile PCIe slot; Latest version of our popular PEX1S1P952
  • TECH SPECS: Parallel Speeds up to 2.5Mbps | Supports SPP/Byte/ECP modes | Compatible with IEEE 1284 | Asix AX99100 chip | RS232 speeds up to 921.6Kbps | 16C950 UART | 256 byte FIFO buffer
  • VERSATILE APPLICATIONS: PCIe expansion combo card adds LPT Printer & COM serial ports working with printers, scanners, plotters, point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, oscilloscope
  • WIDE COMPATABILITY: PCI Express RS232 serial/parallel adapter card is compliant with PCI-E Base Spec. Rev. 2 & PCI Power Mgmt 1.2; Windows (7 and up) Windows Server (2003 and up) and Linux (2.6.X and up); Auto IRQ & IO assignment; Supports IRQ Sharing
SaleBestseller No. 7
IO Crest 2 Port Serial PCI-e 1.0 x 1 with Full and Low Profile Brackets SI-PEX15037
  • Fully Compliant with PCI-e Base Specification, Revision 1.0a
  • PCI-e Multi Function Peripheral Controller with x1 Lane Interface
  • Support for D1, D2, D3hot and D3cold
  • Utilizes 100-Mhz Differential PCI-e Common Reference Clock
  • Supports PCI-e Power Management
SaleBestseller No. 8
StarTech.com 1-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Serial DB9 - 16550 UART - Low Profile Expansion Card - Windows & Linux (PEX1S553LP)
  • 1 PORT SERIAL CARD: Serial controller card w/ 16550 UART based on ASIX MCS9922CV-AA, allows 1x DB9 port w/bi-directional RS232 speeds up to 460.8Kbps per port, available 256 byte FIFO buffer; Upgraded version of our popular card PEX1S552LP
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 serial adapter card provides choice of 12v, 5v, or none through pin 9
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe serial card comes w/ a low profile bracket pre-installed & 1x full profile bracket is incl for versatile install; Supports Windows & Linux
  • VERSATILE APPLICATIONS: For low/standard profile desktop/servers w/ uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanner, oscilloscope
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance
Bestseller No. 9
DTECH 2 Port PCI-E Serial Card RS232 PCI Express Adapter COM Port Expansion for Desktop Computer PC Windows 10 8 7 XP Vista Linux Mac with 16C550 UART
  • 2-port PCI express serial card turns a PCI-E expansion slot into 2 RS-232 DB9 serial port for your computer to connect multiple legacy serial devices
  • Dual serial port card supports IRQ sharing and operates flawlessly with Windows 10, 8, 7, Vista, XP, 2000, ME, 98, Mac OS, Linux, etc; PCI-E 1.0 a specification, Standard 16C550 UART signal
  • PCI express combo card bracket with two RS232 serial interface uses WCH382 chip, high speed data communication transfer rate up to 250 Kbps
  • Standard-height PCIe card bracket design allows the PCI to serial card to be installed in virtually any desktop computer case (full profile computer chassis)
  • An ideal serial expansion PCIe card adapter for fax modem, GSM modem, printer, barcode reader, cellular phone, PDA, POS machine, GPS, ISDN terminal adapter, satellite receiver, digital camera, hard drive, radio system, etc (If need driver installation guide , pls contact us directly via the order page.)
Bestseller No. 10
StarTech.com 2-port PCI Express RS232 Serial Adapter Card - PCIe RS232 Serial Host Controller Card - PCIe to Dual Serial DB9 Card - 16550 UART - Expansion Card - Windows & Linux (PEX2S553)
  • 2 PORT SERIAL CARD: Serial controller card w/16550 UART based on ASIX MCS9922CV-AA, allows 2x DB9 ports w/bi-directional RS232 speeds up to 460.8Kbps per port, available 256 byte FIFO buffer | Upgraded version of our popular card PEX2S952
  • OPTIONAL CONFIGURABLE POWER: PCI Express RS232 Serial Adapter Card provides choice of 12v, 5v, or none through pin 9. Each of the 2 ports are individually configurable
  • STANDARD PROFILE & LOW PROFILE BRACKET: PCIe multiport serial card comes w/ a standard bracket pre-installed & 2x low profile brackets incl for versatile install; supports Windows & Linux
  • VERSATILE APPLICATIONS: For standard profile desktop/servers with uses in point of sale terminals, PLCs, control/automation in factories, scientific sensors, medical equipment, scanners, oscilloscope
  • THE IT PRO'S CHOICE: Designed and built for IT Professionals, this PCIe serial adapter card is backed for life, including free lifetime 24/5 multi-lingual technical assistance

Factors You Should Consider Before Buying the serial port cards

As you already know, research is essential before making any purchase. So, there are some factors you should consider before starting your research. This is important so that you can make your entire buying process as hassle-free as possible.

Remember, your time has as much value as your money. So, there are a few things you should determine which will affect your research as well.

There are a few questions you should ask yourself to determine your course of research on the serial port cards:

  • Is this serial port cards serving the purpose of purchase? What are your expectations from the product?
  • What functions must the serial port cards have? Are there any specific functions that you are seeking in the product?
  • Is there a specific budget, or is the budget flexible?
  • Will the serial port cards require maintenance and upkeep costs?
  • Are you looking to buy the serial port cards online or offline? What will be the best places to purchase the product?
  • Where will you seek reliable information on the serial port cards?

Having multiple options from various brands can get confusing, so ask yourself these questions to narrow down your research.

Once you determine your expectations from the serial port cards and your price range, you decide which ones you must research. The research will help you determine the pros and cons. But before that, where will you get the reliable information to conduct your research?

Sources for Research

It’s 2023, and your best sources for information and research can be found online. Any serial port cards and you will find the best selling online marketplaces available. Visit any or each of them to learn about the specifications and prices given on your serial port cards.

You will be able to find the best deals out of all the options. You can also watch some YouTube videos on the product to see for yourself the functionality of the serial port cards.

Advantages of Buying Products from Online Sites

Online sites provide a variety of benefits that make your selection and buying process easier. Here are some of the advantages of buying products from online sites:

Best Prices

Reliable online sites give you the benefit of comparing prices and finding the best deals. Platforms like Online.com work with manufacturers directly to provide better deals. And the coupons and occasional discounts add to it.

There are no intermediaries in between to make the buying process easy. And the best part? No trouble of going to the shop.

Reliability

Renowned online sites like Newegg, Online, Walmart have branches all over the country. Their transaction and delivery policies are reliable compared to other e-commerce platforms.

Huge Selection

More Variety – the best part about online shopping platforms. These sites give you access to a vast variety of options to choose from.

Suppose you go to online.com. Search serial port cards and up comes options of the product in different prices, brands, and specs. You get to browse these options from the comfort of your home and save time.

You can choose the one that fits your need from your preferred seller. Yes, online platforms even give you the option to choose your seller.

Credibility

These online sites have numerous customer reviews of the products shown. So, you know which product is authentic and which seller is authorized. And for these facilities provided, they are trustworthy and credible.

Other additional benefits of shopping from online sites would be the facility of easy return and record of the purchase. Online sites are constantly making changes to make shopping easy and hassle-free from the comfort of our homes.

How to Select the serial port cards

Making your final decision can pose to be a challenge. But worry not. We have a few suggestions to make your selection process easier.

Before that, we would recommend you opt for sites like Online, Walmart, Newegg, and Best Buy for your purchase.

So the factors you should consider while selecting your serial port cards would be:

Price

Hop on to any of these sites and search the options you have shortlisted. Then compare the prices and look for discounts. Don’t forget to factor in shipping charges as well.

Once you get the best favorable deal, you can opt for the serial port cardsto match your need.

Brand

Price and brand are somewhat interrelated. Usually, high-end brands charge more. But higher price does not mean a better choice.

So, opt for the brand that meets your need the best.

Function

Factor in the functionality of the product as it is very crucial. Check if the specs meet your need. Consider buying the one that will last in the longer run.

Understand the serial port cards specs and functionality to determine its use for you.

Customer Reviews

As we mentioned before, online sites usually have a review section. This section is filled with customer feedbacks and even pictures of the product.

Browsing through these reviews is the smartest thing to do. These reviews allow you to comprehend how the product will work for you. You can even determine the pros and cons of these reviews.

Check the rating on the website to learn if the seller is delivering the serial port cards as expected by the other buyers.

Final Words

All these factors will contribute to choosing your best serial port cards that meets your expectations. So, use your time efficiently.

And that is all for the ultimate guide to buying the serial port cards. We hope you can make your purchase confidently. Happy Shopping!

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