USB to Serial
USB to Serial Adapters supporting RS232, RS422, and RS485 signals from a USB serial interface, lower OS also supported. USBGear offers the USB to serial interface adapters in single or multiple ports and various configurations including cable length, RS232 TTL (terminal block), and style.
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$39.95 As low as: $34.55The USBG-422MINI is a surge and static protected Mini USB to RS-422/485 Plug-in Adapter using terminal wire connection. The USB to Industrial Single RS-422/485 Plug-in Adapter is designed to make port expansion easy. Learn More -
$25.25 As low as: $23.74USBGear 12 inch USB C to Serial Adapter fully supported by Windows 10 operating system! Using your new laptop for USB C to Serial applications is completely seamless. You can plug our new USB C to serial adapter in and install it with no problems. Learn More -
$61.99 As low as: $53.35USB-COMi+ (USB-COMiPLUS) 1-Port RS-232/422/485 USB-to-Serial Adapter features Easy Mode Setting by Hidden DIP Switch Adds one RS-232, RS-422 or RS-485 serial port by connecting to a USB. Learn More -
$19.90 As low as: $18.71Out of stock
Professional grade USB to RS485 Converter optimized for Windows 7/8/10 and Server 2003/2008. High-Speed and Interface compliance,USB1.1,2.0,3.0, EIA/TIA RS-485. Learn More -
$59.99The USB-COMi-TB USB-to-RS-422/485 Industrial Serial Adapter is designed to make industrial communication port expansion quick and simple. Connecting to a USB port on your computer or USB hub. Learn More -
$10.99 As low as: $10.33The Mini USB serial adapter Hi-Speed 460K FTDI Chip PC DB-9 RS232 is supported by Windows 10, and offers High-Speed and the convenience of a plug-and-play feature so your time isn't taken after it's connected. Perfect for use with modems, PDA's, GPS, Industrial Devices, cell phones, digital cameras and more. Learn More -
$79.99USB Optical isolation & surge protection Adapter RS-232 USB to RS-232 Adapter provides 1 RS232 Serial Port over USB Port, easy Serial Port Expansion over USB Port. Learn More -
$32.95 As low as: $30.97USB to RS232 TTL voltage settings just got easier! Up until now you've had to make a choice between USB to TTL adapters and their voltage with either or selections. This USB to RS232 TTL/CMOS adapter cable eliminates that by allowing you to choose a voltage setting. Learn More -
$43.95Up until now you've had to make a choice between USB to TTL adapters and their voltage with either or selections. This USB to RS232 isolated TTL/CMOS adapter cable eliminates that by allowing you to choose a voltage setting right at the adapter's connection point at the terminal block. Learn More -
$14.29USB to Serial RS-232 DB9 mini adapter with USB 2.0 extension cable is a FTDI based adapter that converts a USB port into a RS232 serial port capable of speeds up to 921,600 bps. It is designed to make serial port expansion easy with plug and play and built-in drivers for older Windows systems. It is installed as a standard Windows COM port. Learn More
Recent Reviews
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5.0 out of 5 stars
Very convenient cable.
I got this cable to lengthen a USB cable that was just a bit too
(Review by Gary Pfalzbot) -
5.0 out of 5 stars
Works like it should..
I'm using this to power my T-Mobile modem in my camper off the 12V house
(Review by Larry P) -
5.0 out of 5 stars
Perfect!.
Just what I needed.
(Review by John)