The Best Usb To Serial Pinouts of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Usb To Serial Pinouts of 2022. Check our ranking below.

2,090 Reviews Scanned

Rank No. #1

usangreen USB to RS232 Serial Adapter 4 Pin Terminal Block TXD RXD GND VCC Pinout with FT232RL Chip Support Windows XP/Android/Window7/8/10/Mac OS/Vista

USB to RS232 Serial Adapter, USB to 4Pin terminal block .
New Geniune FTDI chipset from UK . Good Quality !
Pin Assignment : TXD, RXD, GND , 5V power
USB to rs232 serial adapter converter
Support Windwos XP/Android/Mac os/Vista/Windows7/8/10

Rank No. #2

OIKWAN USB to RS232, USB Serial Adapter with FTDI Chipset,USB 2.0 to Male DB9 Serial Cable for Windows 11,10, 8, 7, Vista, XP, 2000, Linux and Mac OS(6ft)…

!!Please NOTE: this is MALE RS232 to DB9 SERIAL CABLE ,Not VGA!!!It is 9 pin, NOT 15 pin!! Look carefully of the Pin is match with your device. Before ordering , please confirm the interface gender is waht you need. After receiving ,please read user manual /instruction at first and download the Driver at first from FT232 Official website or Cisco website . Customer service always online.
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. #3

SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/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. #4

Gearmo USB to Serial RS-232 Adapter with LED Indicators, FTDI Chipset, Supports Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above

[ USB to RS-232 Serial Adapter ] : 5ft Cable Length - Easily connect legacy DB-9 serial devices to modern USB-equipped computers. Uses include industrial, lab, and point-of-sale applications.
[ Easy Testing ] : Built-in signal tester features full LED indicators with dual-color display for quick and easy testing of RS-232 host-to-device connections.
[ Wide Compatibility ] : Built with an FTDI Chipset. Works seamlessly with Windows 7, 8, 10, 11, Linux, and macOS 10.X, making it a highly versatile solution across platforms.
[ 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 10 years.
[ Engineering Support ] : Need specs? Contact us for CAD files, mechanical drawings, or datasheets to support your integration or project needs.

Rank No. #5

DTech 3 Feet USB to Serial Female Adapter Cable DB9 RS232 to USB 2.0 Cord with Prolific PL2303 Chip Windows 11 10 8 7 Mac Linux (9 Pin 2 Row Connector RS232C Protocol)

3ft USB to serial FEMALE adapter cable 9 pins 2 row DB9 allows PC computer to connect RS-232 serial device that communicate through COM ports (Not 15 pins 3 row DB15 VGA monitor cable for video)
With PL2303 chip RS232 serial cable to USB adapter connects 9 pin serial device PC, router, GPS, Programming machine, barcode scanner, label writer, modem, card reader, digital organizer, camera, etc
Convert USB into RS232: directional 3 ft serial to USB adapter cable with standard USB Type A Male port and DB9 female serial connector (9 wire pinout 1-9: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI)
Prolific USB to RS232 adapter is with PL-2303 Chipset supports Windows 11, 10, 8, 7, XP, Vista, 2000, 98, MacOS8, Linux 2.4.0(if can’t use it pls contact us for installation driver or download online)
The interface is 9 prong 2 row RS232 Female, your connected serial device must be 9-pin Male Port before purchasing USB to serial port adapter with Prolific PL2303 chipset (NOT FTDI chip)

Rank No. #6

Letotech 5.9ft USB 2.0 to DB9 Female Cross-Wired RS232 Serial Cable - PC Control TV, Null Modem Pinout

CP2102+ZT232 usb serial null moldem DCE adapter cable for upgrading the old version desktop DB9 - DB9 cross wired null modem cable
usb rs232 to db9 female adapter cable,CP2102+ZT232 chip.
This cable is mostly specially used in PC(host) - PC(host) communication, also called null modem cable
Add a Null Modem RS232 serial port to your laptop or desktop computer through USB.This cable also can be used for PC control the TV, smart TV(as nowadays the TV is a computer)
Null modem PINOUT: DB9#2-TX(yellw), 3-RX(orang), 5-GND(blk), 7-CTS(green), 8-RTS(brown)

Rank No. #7

USB to DB9 D-Sub Male Com Port FTDI RS232 Serial Converter Adapter Communication Upgrade Cable, by usangreen

Null modem pinout(laptop pc with usb communicate with destop pc(with DB9 com port)):2-TXD(yellow), 3-RXD(orange),5-GND(GND), 7-CTS(green),8-RTS(brown), 1/4/6/9-NC
This is DB9 Pinout , Please keep your attention special, the cable's TXD,it reflects to RXD of device, The cable's RXD,It reflects to TXD of device, CTS reflects RTS of device, RTS Reflects CTS of device.
USB to Null Modem serial adapter corrects DTE/DCE conflicts without requiring additional adapters or cables
USB to Null Modem (Cross-Wired) RS232 Serial Adapter, Support Win7/8/10/2000/XP/ANDROID/VISTA/WINCE/LINUX
Integrated FTDI USB UART Chip;Baud Rate up to 12Mbps, Please intall the FTDI driver before usage . FTDI website download: https://ftdichip.com/drivers/vcp-drivers/. Made by usangreen, The Chip from FTDI Company, But the cabe is from Usangreen.

Rank No. #8

DTech USB to Serial Adapter 10 ft USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux

(NOT USB to VGA cable) RS232 USB to DB9 female serial port cable allows you to connects a PC without serial port to a serial device because it adds a 9 pin port to laptop or desktop via USB port
Portable female serial to USB adapter is with USB-Powered design requires no bulky power supply with superior performance, offering an easy connectivity for serial plug devices
Built as FTDI serial RS232 to USB cable for Windows 11, 10, 8, 7, Mac OS8 or higher, Linux 2.4.0 and later (9 wire pinout 1-9: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI)
USB male to serial female cable is designed with a high performance quality processor chip (FT232 Chipset) that makes this USB to RS232 converter one of the most reliable adapters on the market
10 feet USB 2.0 to RS232 DB9 serial cable (male to female) is long enough for your devices to reach to a place needed (standard pinout: pin 2- RXD, Pin 3- TXD, Pin 5 - GND)

SaleRank No. #9

DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 11 10 8 7 and Mac Linux

(NOT USB to VGA adapter) USB to serial adapter FT232 cable allows your computer to make communication with serial devices equipped with 9 pin female RS232 interface
USB to male serial port adapter cord is designed for connecting Serial devices such as DB9 equipped PC, router, GPS, Programming machine, barcode scanners, label writers, serial modem, digital camera, card reader, palm PCs and digital organizer, etc
(FT232 chip) Long FTDI serial cable to USB adapter for Windows 11,10, 8, 7, Mac OS 8 or higher, Linux 2.4.0 and later (9 wire pinout 1-9: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI)
COM port serial to usb converter is designed with a high performance quality processor chip (FT232RL), which makes this USB RS232 adapter one of the most reliable adapters on the market
10ft DB9 RS232 to USB adapter with 9 pin male to USB-A male gold plated connector uses crystal clear blue enrich injection, strong and beautiful; active pins: 2(RXD), 3(TDX), and 5(GND)

Rank No. #10

NITOMTYU USB to Serial TTL-232R-3V3 UART Converter Cable TTL 3.3V 6Pin Serial Cable +3.3V TTL Level UART Signals, Compatible with Windows Linux MAC OS, FT232 Chipset, 1.8m/5.9ft

COMPATIBILITY: Nitomtyu 6 feet USB to TTL-232r-3v3 6 Pin serial converter cable with 3.3V logic level , perfect for programming and debugging microcontrollers and development boards.
VOLTAGE SPECIFICATION: Operates at 3.3V logic level (signal 3.3V, VCC 5.0v), making it ideal for modern low-voltage serial devices and microcontrollers
PINOUTS: GND (Black/1), CTS (Brown/2), VCC(Red/3), TXD (Orange/4), RXD (Yellow/5),RTS (Green/6). Marks: The pinouts are marked on product for easy using.
CABLE LENGTH: 6ft (72-inch) cable provides flexible working distance between USB host and target device
PLUG-AND-PLAY: USB interface allows for quick connection to computers, while the TTL end connects directly to serial devices with no additional adapters needed.

Last update on 2025-09-01 / Affiliate links / Images from Amazon Product Advertising API

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The Best Usb To Serial Pinouts of 2022 – Reviewed and Top Rated

How Do You Buy The Best Usb To Serial Pinouts?

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