Shop USB Serial Interface Adapter

Sponsored
About our ads
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
2K+
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
2K+
$20.99
$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
856
32% off
$20.99
$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
856
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
583
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
583
$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
177
Free shipping
12% off
$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
177
$177.32
Onset Computer Corporation | CABLE-USB232 | USB Serial Adapter | Tools And Test Equipment - Data Loggers
Kele
$177.32
Onset Computer Corporation | CABLE-USB232 | USB Serial Adapter | Tools And Test Equipment - Data Loggers
Kele
$32.29
Startech ICUSB232V2, 1-Port USB To RS232 DB9 Serial Adapter Cable
PrimeBuy
1K+
$32.29
Startech ICUSB232V2, 1-Port USB To RS232 DB9 Serial Adapter Cable
PrimeBuy
1K+
$19.99
Insignia - 1.3' USB-To-RS-232 (DB9) PDA/Serial Adapter Cable, With Prolific Chipset - Black
Best Buy
Free shipping
$19.99
Insignia - 1.3' USB-To-RS-232 (DB9) PDA/Serial Adapter Cable, With Prolific Chipset - Black
Best Buy
Free shipping
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$36.50
JESSINIE Industrial USB To Serial Adapter UART Serial Adapter FT232RL Serial To USB Converter USB To TTL Adapter Port Module Support Multi Systems And
ibspot
$36.50
JESSINIE Industrial USB To Serial Adapter UART Serial Adapter FT232RL Serial To USB Converter USB To TTL Adapter Port Module Support Multi Systems And
ibspot
$27.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232, USB To RS232 Adapter, Prolific Chipset - M/M - ICUSB232V2
Dell
1K+
$27.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232, USB To RS232 Adapter, Prolific Chipset - M/M - ICUSB232V2
Dell
1K+
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
20% off
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
$16.17
Eaton U209-000-R - Usb To Serial Adapter Db9
TrustClarity Store
$16.17
Eaton U209-000-R - Usb To Serial Adapter Db9
TrustClarity Store
$65.97
USB To Serial Adapter, DTECH RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
ibspot
28
$65.97
USB To Serial Adapter, DTECH RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
ibspot
28
$35.79
Hsupez USB To RS232/Serial/DB9 Adapter Converter, 1.2 M, Serial USB To RS-232 (9 Pin) DB9 With PL2303 Prolific Chipset, Compatible With Windows 11/10/
ibspot
$35.79
Hsupez USB To RS232/Serial/DB9 Adapter Converter, 1.2 M, Serial USB To RS-232 (9 Pin) DB9 With PL2303 Prolific Chipset, Compatible With Windows 11/10/
ibspot
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
177
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
177
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2)
TEquipment
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2)
TEquipment
$311.72
ADAPTER 1PORT USB-RS232/RS422/RS485 Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$311.72
ADAPTER 1PORT USB-RS232/RS422/RS485 Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB
TEquipment
12% off
$97.39
$111.30
Megger 1001-653 - RS232 Adaptor - USB/Serial USB
TEquipment
$1,650.00
1203-USB ALLEN BRADLEY - Computer & Communication Cable/Adaptor Supplies
Radwell.com
6
$1,650.00
1203-USB ALLEN BRADLEY - Computer & Communication Cable/Adaptor Supplies
Radwell.com
6
$49.95
AEA USB/Serial Adapter (0070-1216), 0070-1216
TEquipment
$49.95
AEA USB/Serial Adapter (0070-1216), 0070-1216
TEquipment
$56.98
$76.92
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
vyroqi.com
25% off
$56.98
$76.92
Serialgear USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232
vyroqi.com
$39.00
Startech ICUSB232V2 1-Port USB To RS232 DB9 Serial Adapter Cable Male/Male
Startechtel.com
$39.00
Startech ICUSB232V2 1-Port USB To RS232 DB9 Serial Adapter Cable Male/Male
Startechtel.com
$1.57
$1.97
FT232RL FTDI USB 3.3V 5.5V To TTL Serial Adapter Module For Arduino FT232 Pro Mini USB TO TTL 232
AliExpress
20% off
$1.57
$1.97
FT232RL FTDI USB 3.3V 5.5V To TTL Serial Adapter Module For Arduino FT232 Pro Mini USB TO TTL 232
AliExpress
$52.00
$96.20
Digi 301-1001-15 Edgeport/1 USB-To-Serial Adapter
shop teamprsfit
45% off
$52.00
$96.20
Digi 301-1001-15 Edgeport/1 USB-To-Serial Adapter
shop teamprsfit
$29.00
C2G 26886 1.5ft USB To DB9 Serial RS232 Adapter Cable
Startechtel.com
$29.00
C2G 26886 1.5ft USB To DB9 Serial RS232 Adapter Cable
Startechtel.com
$148.05
$148.99
Startech ICUSB422IS 1 Port Metal Industrial USB To RS422/RS485 Serial Adapter
Markertek
41
$148.05
$148.99
Startech ICUSB422IS 1 Port Metal Industrial USB To RS422/RS485 Serial Adapter
Markertek
41
$14.25
Manhattan 205146, USB To Serial Converter
PrimeBuy
887
$14.25
Manhattan 205146, USB To Serial Converter
PrimeBuy
887
$34.00
C2G 26887 5ft USB To DB9 Male Serial Adapter Cable
Startechtel.com
$34.00
C2G 26887 5ft USB To DB9 Male Serial Adapter Cable
Startechtel.com
$23.99
C2G 1.5ft USB To DB9 Serial Cable - RS232 Adapter Cable - 26886
Dell
268
$23.99
C2G 1.5ft USB To DB9 Serial Cable - RS232 Adapter Cable - 26886
Dell
268
$35.79
SABRENT USB 2.0 To Serial DB9 Male 9 Pin RS232 Cable Adapter, CB-DB9P
Zoro.com
9K+
$35.79
SABRENT USB 2.0 To Serial DB9 Male 9 Pin RS232 Cable Adapter, CB-DB9P
Zoro.com
9K+
$34.99
Startech.Com 3ft (91Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M - ICUSB232SM3
Dell
$34.99
Startech.Com 3ft (91Cm) 1-Port USB To RS232 DB9 Serial Adapter Cable, USB To Serial Adapter Cable - M/M - ICUSB232SM3
Dell
$38.63
Keyspan High Speed USB Serial Adapter
COLAMCO, Inc.
2K+
$38.63
Keyspan High Speed USB Serial Adapter
COLAMCO, Inc.
2K+
$20.42
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
583
$20.42
Tripp Lite (U209-000-R) Tripp Lite Usb Serial Adapter usb/db9m
POSGlobal.com
583
$64.95
Actisense USB To Serial Adapter F/Pro Range & EMU-1 Products
Bottom Line Discount Marine
$64.95
Actisense USB To Serial Adapter F/Pro Range & EMU-1 Products
Bottom Line Discount Marine
$40.99
USB To DB9 Male Serial Adapter Cable - 1.5 ft
ShowMeCables.com
$40.99
USB To DB9 Male Serial Adapter Cable - 1.5 ft
ShowMeCables.com
[Hot Item] USB to I2c Interface Adapter Back to Serial-RS232, -Uart, -I2c, -etc Products
[Hot Item] USB to I2c Interface Adapter Back to Serial-RS232, -Ua…
5.6K views1 week ago
made-in-china.com
USB (Universal Serial Bus): Everything You Need to Know
USB (Universal Serial Bus): Everything You Need to Know
Apr 21, 2023
lifewire.com
USB to Ethernet Adapter, CableCreation USB 3.0 to 10/100/1000 Gigabit Wired LAN Network Adapter Compatible with Nintendo Switch, Windows, MacBook, macOS, Mac Pro Mini, Laptop, PC and More
0:31
USB to Ethernet Adapter, CableCreation USB 3.0 to 10/100/1…
1 viewsAug 5, 2015
amazon
REVIEW (2025): USB-C to Serial Adapter. Features.
0:49
REVIEW (2025): USB-C to Serial Adapter. Features.
3 views1 month ago
YouTubeConsumer Product Features
ICUSB2324852: The Ultimate 2-Port USB to RS232/RS422/RS485 Serial Adapter for Seamless Connectivity
2:48
ICUSB2324852: The Ultimate 2-Port USB to RS232/RS422/RS485 Seria…
2 weeks ago
YouTubeRT Shop
Racepak USB to serial adapter settings
1:59
Racepak USB to serial adapter settings
5.8K viewsFeb 24, 2016
YouTubeRacepak Media
Universal Serial Bus (USB)
39:04
Universal Serial Bus (USB)
33K viewsOct 20, 2020
YouTubeITFreeTraining
4:31
USB to Serial Adapter Setup in Linux
29.9K viewsJan 16, 2019
YouTubeCubro Network Visibility
USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi
Jan 1, 2009
adafruit.com
5:17
USB to RS232 Cable / Command Overview
4.8K viewsJul 23, 2020
YouTubeZUUM
2:50
How to setup a USB to Serial Adapter
88.6K viewsDec 16, 2009
YouTubeSatellitePhoneStore
6:23
Serial Ports
83.1K viewsOct 20, 2020
YouTubeITFreeTraining
9:16
USB Ports, Cables, Types, & Connectors
2.3M viewsOct 16, 2020
YouTubePowerCert Animated Videos
15:33
Arduino Serial Communication using UART
168.8K viewsMar 7, 2018
YouTubeBINARYUPDATES
5:59
How To Connect a Serial Device using USB
118.7K viewsOct 12, 2017
YouTubeTech Learner
1:51
How to change the Com Port number on a USB to Serial adapte…
50.4K viewsJun 6, 2013
YouTubeMeOnTech
0:51
ATEN USB to RS-232 Adapter (35cm) (UC232A)
5K viewsMar 19, 2021
YouTubeATEN International Co., Ltd.
11:04
Arduino USB-to-Serial Tutorial - Programming the Pro Mini
511.5K viewsSep 17, 2013
YouTubeJulian Ilett
6:18
How to install a USB to Serial adapter for Windows 7 32 bit
63.7K viewsJun 26, 2010
YouTubeU.S. Converters LLC
7:54
Connect to MicroLogix with Serial
20.4K viewsJul 31, 2020
YouTubeShort PLC videos
2:53
USB to Serial RS232 adapter installation for Windows XP
61.6K viewsJun 11, 2010
YouTubeU.S. Converters LLC
10:02
How to troubleshoot serial RS232 communications
278.2K viewsApr 12, 2014
YouTubeAutomation Engineer
7:22
Serial To Ethernet Converter|Mootek Technologies
50.7K viewsJul 28, 2018
YouTubeMootek Technologies
1:12
How to Change the COM Port Number of Your USB to Serial Ada…
73.2K viewsFeb 26, 2019
YouTubeTim Wilborne
16:27
RS232 Communication (2) - Windows Serial Communication
27.1K viewsOct 28, 2020
YouTubeMichael Galle
7:16
Arduino Mini Getting Started - USB to Serial Communication
107.1K viewsJul 29, 2014
YouTubeVlad Romanov
9:49
USB to RS-232 Converter circuit Diagram Explained
15.4K viewsDec 31, 2020
YouTubeI Love Electronics
2:40
USB to Serial Adapter Not Working? It May Be An Easy Fix!!!
7.5K viewsJan 31, 2021
YouTubeDIY Renewable Energy & Electronics
12:23
Control Solo Process Temperature with USB to Serial, NodeRED, and …
21.2K viewsJun 30, 2021
YouTubeACC Automation: PLC & Industrial Control Lear…
14:22
Raspberry Pi: How to Connect Using Serial
70.5K viewsJul 12, 2018
YouTubeDavy Wybiral
See more videos
Static thumbnail place holder

Shop USB Serial Interface Adapter

Sponsored
About our ads
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
2K+
$11.99
SABRENT USB To RS-232 DB9 Serial 9 Pin Adapter Prolific PL2303 1-Ft [SBT-USC1K]
Amazon.com
2K+
$20.99
$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
856
32% off
$20.99
$30.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232 Adapter, Prolific Chipset - M/M
Amazon.com
856
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
583
$20.15
Tripp Lite USB To Serial Adapter Cable, USB-A To DB9 RS232, Male-To-Male, 5 Feet / 1.5 Meters, 3-Year Warranty (U209-000-R)
Amazon.com
583
$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
177
Free shipping
12% off
$175.00
$199.99
Startech.Com 8 Port USB To Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB To DB9 RS232 Hub, TAA (ICUSB2328I)
Amazon.com
177
$177.32
Onset Computer Corporation | CABLE-USB232 | USB Serial Adapter | Tools And Test Equipment - Data Loggers
Kele
$177.32
Onset Computer Corporation | CABLE-USB232 | USB Serial Adapter | Tools And Test Equipment - Data Loggers
Kele
$32.29
Startech ICUSB232V2, 1-Port USB To RS232 DB9 Serial Adapter Cable
PrimeBuy
1K+
$32.29
Startech ICUSB232V2, 1-Port USB To RS232 DB9 Serial Adapter Cable
PrimeBuy
1K+
$19.99
Insignia - 1.3' USB-To-RS-232 (DB9) PDA/Serial Adapter Cable, With Prolific Chipset - Black
Best Buy
Free shipping
$19.99
Insignia - 1.3' USB-To-RS-232 (DB9) PDA/Serial Adapter Cable, With Prolific Chipset - Black
Best Buy
Free shipping
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$18.00
Sabrent USB To RS232 Serial Adapter
Discount Credit Card Supply
$36.50
JESSINIE Industrial USB To Serial Adapter UART Serial Adapter FT232RL Serial To USB Converter USB To TTL Adapter Port Module Support Multi Systems And
ibspot
$36.50
JESSINIE Industrial USB To Serial Adapter UART Serial Adapter FT232RL Serial To USB Converter USB To TTL Adapter Port Module Support Multi Systems And
ibspot
$27.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232, USB To RS232 Adapter, Prolific Chipset - M/M - ICUSB232V2
Dell
1K+
$27.99
Startech.Com 17in (43Cm) 1-Port USB To Serial Adapter Cable, USB-A To DB9 RS232, USB To RS232 Adapter, Prolific Chipset - M/M - ICUSB232V2
Dell
1K+
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
20% off
$36.72
$45.90
Innovate USB-To-Serial Adapter
Evasive Motor Sports
28
$16.17
Eaton U209-000-R - Usb To Serial Adapter Db9
TrustClarity Store
$16.17
Eaton U209-000-R - Usb To Serial Adapter Db9
TrustClarity Store
$65.97
USB To Serial Adapter, DTECH RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
ibspot
28
$65.97
USB To Serial Adapter, DTECH RS422 RS485 R232 To USB Cable (3 in 1 Interface) Supports DC 5V With Breakout Board LED Lights For Multi-Kind Control
ibspot
28
$35.79
Hsupez USB To RS232/Serial/DB9 Adapter Converter, 1.2 M, Serial USB To RS-232 (9 Pin) DB9 With PL2303 Prolific Chipset, Compatible With Windows 11/10/
ibspot
$35.79
Hsupez USB To RS232/Serial/DB9 Adapter Converter, 1.2 M, Serial USB To RS-232 (9 Pin) DB9 With PL2303 Prolific Chipset, Compatible With Windows 11/10/
ibspot
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
177
$240.50
Startech ICUSB2328I, 8 Port USB To DB9 RS232 Serial Adapter Hub
PrimeBuy
177
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2)
TEquipment
$104.00
Vitrek USB-2 USB A To RS232 (Serial) Adapter Cable (Requires RS-2)
TEquipment
$311.72
ADAPTER 1PORT USB-RS232/RS422/RS485 Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$311.72
ADAPTER 1PORT USB-RS232/RS422/RS485 Sick | PLC Direct | Programmable Logic Controllers And Industrial Automation Products
PLC Direct
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+
$48.07
Tripp-Lite USA-19HS Keyspan High-Speed USB To Serial Adapter, TAA
FireFold
2K+