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10 Best USB to Serial Adapters
for January 2023

Last Updated On

MOOZ's editors select recommendations independently. Purchases made through our links may earn us commissions.

1
9.7
SCORE
StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter (ICUSB2321F),Black

StarTech.com USB to Serial Adapter

by STARTECH.COM
What We like

EASY INSTALLATION: This serial adapter lets you enjoy simple installation and operation with COM port retention that provides robust serial connectivity for legacy devices.

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Product Features

  • CUSTOMIZABLE SOLUTION: This USB serial hub features an FTDI chipset, making it highly customizable and compatible, and the ideal solution for any setup.
  • COMPACT DESIGN: Designed with a small form factor, this serial RS232 converter is USB powered and requires no bulky power adapters or an outlet.
  • MULTI-USE FUNCTIONALITY: Use this versatile USB to serial RS232 adapter for everything from digital signage to connecting point of sale systems and barcode scanners.
2
9.6
SCORE
StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2),Gray,430 mm [16.9 in]

StarTech.com 1 Port USB Serial to RS232 Adapter

by STARTECH.COM
What We like

PORTABLE DESIGN:?Powered by a USB port, this USB to RS232 serial adapter cable?features a lightweight design?that conveniently fits into your carrying case, making it ideal for professionals on the go

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Product Features

  • Compatible with USB 1.1 or higher ports
  • FAST TRANSFER SPEEDS: Experience fast speeds with this USB to DB9 serial adapter, supporting a Baud Rate up to 921.6Kbps
  • USB to Straight-Through RS232 DB9 Serial Adapter
  • Portable and lightweight, the USB-Powered design requires no additional power adapter
  • High-speed 921.6Kbps Baud Rate
3
9.5
SCORE
USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6 ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black

CableCreation USB to RS232 with Adapter PL2303 Chipset

by CableCreation
What We like

Easy Connectivity: USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs,cashier register,CNC,PLC controller,tax printer,POS, bar code scanner, label printer,and devices with DB9 SERIAL ports.Please note that its not compatible with Cutting plotter, SCM.

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Product Features

  • Gold Plated USB 2.0 Male to RS232 Female DB9 Serial Cable connects a serial DB9 (9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate.
  • Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required.
  • Latest Prolific PL2303 chipset. supports Windows 10/8.1/8/7/Vista/XP//2000 /Linux 2.4 or above, Mac OS X 10.6 and above; drivers can be downloaded at cablecreation website.
4
9.5
SCORE
UGREEN USB 2.0 to RS232 DB9 Serial Cable Male A Converter Adapter with PL2303 Chipset for Windows 10 8.1 8 7 Vista Linux and Mac OS X 10.6 and Above 6FT

UGREEN USB 2.0 to RS232 DB9 Serial Cable Male A Converter Adapter with PL2303 Chipset Windows for 10 8.1 8 7 Vista Linux and Mac OS X 10.6 and Above 6FT

by UGREEN GROUP LIMITED
What We like

How it works: Ugreen USB to RS232 DB9 Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate;

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Product Features

  • Connectors: With standard USB Type A Male to standard 9-pin DB9 RS-232 serial connector;
  • Conductor & Shielding: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation;
  • Chipset & Supported OS: PL-2303 Chipset for widest possible compatibility with Windows (10/8.1/8/7XP), Mac, Linux, etc;
  • What you get: USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable is backed with 24-months worry-free and customer service support.
5
8.8
SCORE
USB to RS232, OIKWAN USB to Serial Adapter with FTDI Chipset,USB 2.0 to Male DB9 Serial Cable for Windows 10, 8, 7, Vista, XP, 2000, Linux and Mac OS(6ft)…

OIKWAN USB to RS232

by OIKWAN
What We like

Exquisite design: Gold Plated USB RS232 connector and PVC cable ensure high performance and extra durability. Powered by USB port, this USB to DB9 series RS232 adapter cable is designed to fit easily into your handbag.

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Product Features

  • Most convenient: simple installation, plug and play, COM port creation, baud rate can be changed to the required settings. USB power supply - no external power supply required.
  • High quality: the latest ftdi chip set ensures more reliable and faster operation. USB 2.0 to RS232 male DB9 console cable will support 1Mbps date transfer rate
  • Wide range of applications: USB to RS232 DB9 male serial adapter can work with your Windows (10 / 8.1 / 8 / 7 / Vista / XP), MAC or Linux system and other platforms. USB adapter is designed to connect to serial devices, such as serial modem with DB9, ISDN terminal adapter, digital camera, label writer, palm computer, barcode scanner, PDA, cash register, CNC, PLC controller, tax printer, POS, bar code scanner, label printer, etc
6
8.6
SCORE
Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable [FTDI Chipset] (CB-FTDI)

Sabrent USB 2.0 to Serial (9-Pin) DB-9 Adapter RS-232 Cable 6ft Cable [FTDI Chipset] (CB-FTDI)

by Sabrent
What We like

Provides a 96 byte buffer for each upstream and downstream data transfer

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Product Features

  • Compatible with USB Specification v1.1(0) & USB CDC v1.1, USB 2.0
  • Side Connectors: Male Thumbscrews
  • Cable Length: 6 ft cable
  • Supports remote wake-up and power management - No IRQs, no IRQ conflicts
7
7.5
SCORE
USB to Serial Adapter, Benfei USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above, 1.5M

BENFEI USB to Serial Adapter

by BENFEI
What We like

HOW IT WORKS: BENFEI USB to RS232 DB9 Male Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate;

View Deal at Amazon
more infoarrow_drop_down

Product Features

  • CONDUCTOR & SHIELDING: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation;
  • CONNECTORS: With standard USB Type A Male to standard Male 9-pin DB9 RS-232 serial connector; Please pay attention: it's not the USB to VGA cable or USB to DB9 cable. If you need USB-VGA, please refer to https://www.amazon.com/dp/B085KX97QG?ref=myi_title_dp
  • WIDE COMPATIBILITY: USB to RS232 adapter is with Prolific PL-2303 Chipset for widest possible compatibility with Windows 10, 8, 7, XP, Vista, 2000, 98, MacOS8 or higher, Linux 2.4.0 and later, and other platforms.
8
7.5
SCORE
CableCreation 3.3 Feet USB to RS232 Serial Cable with Prolific PL2303 Chip, DB9 Adapter for Windows 10, 8.1, 8,7, Vista, XP, Linux, Mac OS X, 1M /Black

CableCreation 3.3 Feet USB to RS232 Cable Serial with Prolific PL2303 Chip

by CableCreation
What We like

Easy Connectivity: USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs,cashier register, CNC, PLC controller , tax printer, POS, bar code scanner, Label printer, and devices with DB9 serial ports. NOT COMPATIBLE with Cutting Plotter, SCM.

View Deal at Amazon
more infoarrow_drop_down

Product Features

  • Latest Prolific PL2303 chipset: supports Windows 10 / 8.1 / 8 / 7 /Vista / XP / 2000 / Linux 2.4 or above /and Mac OS X 10.6 and above.
  • Please install drivers from our official website before get it to work. Connect serial DB 9 (9 pin) devices such as a modem to a USB port on your computer. USB port with 1Mbps data transfer rate.
  • Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required.
9
7.5
SCORE
USB to Serial Adapter, Benfei 6 Feet USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above

BENFEI USB to Serial Adapter

by BENFEI
What We like

HOW IT WORKS: BENFEI USB to RS232 DB9 Male Serial Adapter is designed for connecting to serial devices such as DB9 equipped serial modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, barcode scanners, PDAs etc through USB port with 1Mbps data transfer rate;

View Deal at Amazon
more infoarrow_drop_down

Product Features

  • CONDUCTOR & SHIELDING: Tinned Copper Conductor(Wire guage#24#28) and triple shielding ensure the best data transfer rate. Powered by USB port, no external power adapter required. Simple installation, plug & play after one time driver installation;
  • CONNECTORS: With standard USB Type A Male to standard Male 9-pin DB9 RS-232 serial connector; Pay attention, it's not the USB to VGA(DB15) solution, it's the USB to DB9 solution.
  • WIDE COMPATIBILITY: USB to RS232 adapter is with Prolific PL-2303 Chipset for widest possible compatibility with Windows 10, 8, 7, XP, Vista, 2000, 98, MacOS8 or higher, Linux 2.4.0 and later, and other platforms.
10
7.1
SCORE
USB to RS232 Adapter with PL2303 Chipset, CableCreation USB to DB9 Serial Converter for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above,Black

CableCreation USB to RS232 with Adapter PL2303 Chipset

by CableCreation
What We like

Easy Connectivity. USB to RS232 adapter works with modems, ISDN Terminal Adapters, digital cameras, label writers, palm PCs, PDAs,cashier register,CNC,PLC controller,tax printer,POS, bar code scanner, label printer,and devices with DB9 SERIAL ports. NOT compatible with Cutting plotter,SCM.

View Deal at Amazon
more infoarrow_drop_down

Product Features

  • Gold Plated USB 2.0 to RS232 Male DB9 Serial Adapter connects a serial DB9(9 PIN) device, such as a modem, to a USB port on your computer. USB port with 1Mbps data transfer rate.
  • Gold plated connectors ensure high performance and extra durability. Powered by USB port, no external power adapter required.
  • Uses latest Prolific PL2303 chipset. Supports Windows 10,Windows 8.1 / 8, Windows 7, Vista, XP, Windows 2000 /Linux 2.4 or above /and Mac OS X 10.6 and above.
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