The Best rs232 to usb adapter of 2021 – Top 10 and Rankings

If you’re looking for rs232 to usb adapter but don’t know which one is the best, we recommend the first out of 10 rs232 to usb adapter in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

SaleRank No. #1
Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable, Prolific Chipset, - HEXNUTS - , [Windows 10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P)
  • Provides the connection between USB and the traditional RS-232 serial port
  • Supported OS: Windows 2000/ME/98SE, Windows XP (32/64-bit), Windows Vista (32/64-bit), Windows 7 (32/64-bit), Windows 8/8.1 (32/64-bit), Windows 10 and higher (32/64-bit), Mac OS X 10.6 and Above, Linux 2.4 or above
  • Easy to setup: Plug & Play - Simply plug your device into the adapter and the adapter into your PC or Mac.
  • COM ports and Baud rates can be modified to desired set up.
  • This product comes with LIFETIME manufacturer warranty.
Rank No. #2
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
  • 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;
  • Connectors: With standard USB Type A Male to standard 9-pin DB9 RS-232 serial connector;
  • Chipset & Supported OS: PL-2303 Chipset for widest possible compatibility with Windows (10/8.1/8/7XP), Mac, Linux, etc;
  • 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;
  • 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.
SaleRank No. #3
StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter (ICUSB2321F),Black
  • 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.
  • 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.
  • EASY INSTALLATION: This serial adapter lets you enjoy simple installation and operation with COM port retention that provides robust serial connectivity for legacy devices.
  • RELIABLE SUPPORT: Backed by a StarTech.com 2-year warranty, this USB to serial RS232 adapter with FTDI has free lifetime technical support.
SaleRank No. #4
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
  • 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;
  • 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
  • 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;
  • 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.
  • 18 MONTH WARRANTY: Exclusive Benfei Unconditional 18-month Warranty ensures long-time satisfaction of your purchase; Friendly and easy-to-reach customer service to solve your problems timely
Rank No. #5
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
  • 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. 👉NOTE: It's USB to RS232 FEMALE adapter!!!
  • 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.★
  • 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 it’s not compatible with Cutting plotter, SCM.
  • Tinned Copper Conductor and triple shielding ensure the best data transfer rate. USB bus powered, no external power adapter required.
  • CableCreation offers 24-month product warranty and easy to reach lifetime customer services
Rank No. #6
Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable [FTDI Chipset] (CB-FTDI)
  • Cable Length: 6 ft cable
  • Side Connectors: Male Thumbscrews
  • Supports remote wake-up and power management - No IRQs, no IRQ conflicts
  • Provides a 96 byte buffer for each upstream and downstream data transfer
  • Compatible with USB Specification v1.1(0) & USB CDC v1.1, USB 2.0
Rank No. #7
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
  • 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.
  • 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.
  • 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.
  • Gold plated connectors ensure high performance and extra durability. Powered by USB port, no external power adapter required.
  • CableCreation supports two-year warranty and easy to reach customer services. ★ drivers can be downloaded at cablecreation website.★
Rank No. #8
Gearmo USB Serial Adapter FTDI Chip RS232 DB-9 920K w/TX/RX LED, Windows 10, 8, 7
  • USB TO RS232 SERIAL – 5ft in length serial adapter. Connect legacy DB-9 serial communications devices to a modern computer with USB
  • EASY TEST - Easy test RS-232 host to device link. With a full LED, dual color display, tester output. This will make testing your connections with ease.
  • COMPATABILITY - With support on multiple OS platforms this makes our USB RS- 232 very versatile. Supported OS platforms are Windows 7, 8 and 10 as well as Linux and MacOS 10.X
  • WHY Gearmo? Your Trusted Partner based in the USA, Providing Advanced Engineering, Highly Reliable and Superior Built Products to handle the most demanding industries for over 20 years. Reach out to us for CAD, Mechanical Drawings and, Data Sheets.
  • Os compatibility: Windows 7, 8 and Windows 10 as well as Linux and MacOS 10.X
SaleRank No. #9
USB to RS232, OIKWAN USB 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)…
  • 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
  • High quality: ftdi usb serial,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
  • Most convenient: rs232 to usb 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.
  • Exquisite design: usb-to-serial,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.
Rank No. #10
USB to RS232 Serial Adapter (FTDI Chip), CableCreation 6.6 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X, macOS, 2 Meters/Black
  • 【Connectivity】Connects a serial DB9 (9 pins) device, such as a modem, to a USB port on your computer. Installed as a standard Windows COM ports, Full RS-232 modem control signals, RS-232 data signals; DCD, TXD, RXD, DTR, GND, DSR, RTS, CTS, RI.
  • 【Driver Installation】driver free for Windows 7/ 8/ 8.1/ 10 systems when the PC/laptop connect the Internet, it should auto-detect and install the driver; drivers needed for other systems (drivers can be downloaded at cablecreation website).
  • 【Compatibility】RS232 to USB serial 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, support almost all serial COM port.
  • 【Supporting System】built-in with Industry Leading FTDI chipest, supports Windows 10/ 8.1/ 8 / 7 / Vista / XP / 2000 / Linux 2.4 or above /and Mac OS X 10.6 and above, Open BSD 2.9 and later & Free BSD 4.7 and above.
  • 【Warranty】You will get 1× USB to RS232 Serial Adapter with FTDI Chip 6.6FT. CableCreation provides 24-month product warranty and lifetime friendly customer service.

Last update on 2021-05-05 / Affiliate links / Images from Amazon Product Advertising API

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  1. Brand Value: Every brand of rs232 to usb adapter has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an rs232 to usb adapter?
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  4. Product Value: This simply is how much bang for the buck you get from your rs232 to usb adapter.
  5. Customer Ratings: Number ratings grade rs232 to usb adapter objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their rs232 to usb adapter.
  7. Product Quality: You don’t always get what you pay for with an rs232 to usb adapter, sometimes less, and sometimes more.
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