USB to TTL 3.3V Converter – CommFront
Shimadzu Scientific US Webstore - CONVERTER, RS-232 TO USB
ATEN UC232A USB to Serial Converter (5-Pack) UC232A5PK B&H Photo
USB to RS422/RS485 Serial Port Converter Adapter Cable - RS485-1|STEPPERONLINE
ATEN Serial to USB adapter | 410-0210-000 | RAE Systems by Honeywell
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
USB 4-Port Serial Adapter - USB 2.0 to DB-9 Port RS232 with FTDI CHIP - Coolgear
USB TO RS232 SERIAL DB 9 PIN COM Port Converter cable for GPS Windows XP WIN 7 8 | eBay
4-port USB to Serial RS232 Converter
USB Serial Port Adapter, Bus Communication 3.3V 5V USB Port Converter Module CH341A Chip With Working Status Indicator For STC Microcontroller Programming - Walmart.com
![Manhattan USB 2.0 Adapter [4x D-SUB-plug 9-pin - 1x USB 2.0 port B] 151047 | Conrad.com](https://asset.conrad.com/media10/isa/160267/c1/-/en/986367_RB_00_FB/image.jpg "Manhattan USB 2.0 Adapter [4x D-SUB-plug 9-pin - 1x USB 2.0 port B] 151047 | Conrad.com")
Manhattan USB 2.0 Adapter [4x D-SUB-plug 9-pin - 1x USB 2.0 port B] 151047 | Conrad.com
CableCreation USB to Serial 10ft Long Cable , USB to RS232 Adapter, USB to DB9, RS232 Converter 9-Pin FTDI Chipset for Windows , Mac OS and Linux - Walmart.com
Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
USB to modbus isolated converter, DAT3580-USB-2W.
RS422 RS485 USB Serial Cable Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
USB to RS-232 2-Port DB9 Serial Adapter/Converter Multi-2/USB RS232 – Envistia Mall
Cnc Usb Parallel Adapter Controller Mach3 | Mach3 Usb Parallel Port Adapter - Uc100 - Aliexpress
Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
Industrial USB to 4 Port RS232 Converter / Adapter
StarTech.com ICUSB2321X USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable - Newegg.com
SystemBase Multi-1/USB RS232 | USB to RS232 converter
