usb to serial adapter comparison - September 2026

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Last updated on 02.09.2026

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StarTech 17in 1-Port USB to Serial Adapter Cable, M/M, 43cm (ICUSB232V2) | USB-A to DB9 RS232, USB to RS232 Adapter, Prolific Chipset

StarTech

12% off

free shipping

To the product (13 offers)

9,9

Offer ends in:

03Days

09hours

31minutes

18seconds

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UGREEN USB to RS232 DB9 9-Pin Serial Cable, PL2303 Chipset, 1m | Converter for Cisco Routers/Switches, Celestron Telescope Nexstar, Extron Crestron Products

UGREEN

20% off

free shipping

To the product (2 offers)

9,8

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BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M

BENFEI

free shipping

To the product (1 offer)

9,7

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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)

OIKWAN

5% off

free shipping

To the product (1 offer)

9,6

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SABRENT Serial Cable to USB, 9 Pin USB Serial Adapter | DB9 RS232 Female Converter For Printers, Servers, Windows Mac [-NOT a display cable-] 0.85m (CB-DB9P)

SABRENT

free shipping

To the product (3 offers)

9,6

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DriverGenius SerialEdgeX USB-A to Serial RS232 Cable, 3-LED (1-Pack) | Full-Pin RS232 Connectivity with Signal Support For Device Setup, Legacy Hardware Applications & Serial Communication Tasks

DriverGenius

7% off

free shipping

To the product (3 offers)

9,5

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DIGITUS USB to serial adapter - RS232 converter - USB 2.0 Type-A to DSUB 9M - FTDI FT232RL chipset - Incl. 80 cm cable

Digitus

free shipping

To the product (10 offers)

9,5

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CABLEDECONN USB to RS232 Adapter with Prolific PL2303 Chipset USB2.0 Male to RS232 Female DB9 Serial Cable 2m 6ft for Windows XP,Windows Vista,7,8,10,Mac OS 10.6 Above Linux

CableDeconn

5% off

free shipping

To the product (1 offer)

9,4

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DSD TECH SH-RS232A USB to RS232 Serial DB9 Adapter Cable with FTDI FT232 Chip for Windows,Linux,Mac OS(5.9FT/1.8M)

DSD TECH

free shipping

To the product (1 offer)

9,4

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DTech USB to RS232 Serial Adapter 3m DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux

DTECH

26% off

free shipping

To the product (1 offer)

9,3

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8% off

coalwop USB to RS232 Adapter with CH340 Chipset USB to RS232 Serial Adapter | USB2.0 Male to RS232 Female DB9 Serial 9 Pin Converter Cable 2m for Windows XP Windows Vista7 8 10 Mac OS 8.6 Above Linux

coalwop

£ 6.88 free shipping

To the product (1 offer)

Keyspan Usb High-speed Serial Adapter 230kbps Pc/mac

TRIPP LITE

£ 25.99

To the product (10 offers)

HAAMNING7 USB to RS232 Adapter, USB 2.0 to Serial DB9 Cable 9 Pin Male Adapter with Chipset RS-232 Converter Cable Chipset, Windows 10 8 7, 2 PCS

HAAMNING7

£ 7.99 free shipping

To the product (1 offer)

USB to Serial Converter

TRENDnet

£ 10.99 free shipping

To the product (3 offers)

Cable Matters USB to Serial Adapter Cable, RS232 to USB, 0.9m | USB to DB9 Cable, Male to Male, Supports Windows 11/10/8/7, Vista/XP, macOS 11.0+, Black

Cable Matters

£ 7.99 free shipping

To the product (1 offer)

LFHUKEJI USB TO RS232, USB 2.0 Male to Serial (9-Pin) Female DB-9 RS-232 Adapter Cable 1.5m(FTDI Chipset)

LFHUKEJI

£ 16.99 free shipping

To the product (1 offer)

CeoxThao USB to Serial Adapter - USB to RS-232 Male DB9 Serial Cable, 9-pin Plug, Cable Interface, Plug Connector, Usb to Vga, USb to Serial Adapter, Compatible with 11/10/8/7, 10.6 and Above

CeoxThao

£ 6.99 free shipping

To the product (1 offer)

5% off

ATEN USB To RS-232 Serial Converter Adaptor 1M Cable UC232A1, up to 921.6 Kbps, OS Compatibility Windows, Mac, Linux, (Android 3.2 and above) for laptop and desktop computers, #1 KVM Market Leader

ATEN

£ 12.62 free shipping

To the product (12 offers)

StarTech 1m USB to Serial Cable, Windows/Mac, Prolific (1P3FP-USB-SERIAL) | DB9 Male RS232 to USB Converter, USB to Serial Adapter for PLC/Printer/Scanner/Switch, Prolific IC, USB to COM Port Adapter

StarTech

£ 18.30 free shipping

Only:

9hrs

31min

17sec

To the product (12 offers)

13% off

FIDECO IDE and SATA Adapter, USB 3.0 Hard Drive Adapter, External SATA and IDE Converter for 2.5 and 3.5 inches HDD or SSD, CD-ROM, CD-RW, DVD-RW Drives

FIDECO

£ 25.99 free shipping

To the product (1 offer)

38% off

C2G 0.45m USB-A Male to DB9 Male Serial Adapter Cable

C2G

£ 12.41 free shipping

To the product (3 offers)

15% off

UGREEN USB to RS232 DB9 9-Pin Serial Cable, PL2303 Chipset, 2m | Converter for Cisco Routers/Switches, Celestron Telescope Nexstar, Extron Crestron Products

UGREEN

£ 11.01 free shipping

To the product (3 offers)

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