![Amazon.com : StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics Amazon.com : StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61I5atI+Z9L.jpg)
Amazon.com : StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) : Electronics
StarTech.com 1 Port RS232 Serial to IP Ethernet Converter / Device Server - NETRS2321P - Console & Device Servers - CDW.com
![Amazon.com: StarTech.com 1 ft. USB to RS232 Serial DB9 Adapter Cable with COM Port Retention - Up to 920 kpbs USB A to DB9 Serial Adapter (ICUSB232PRO) : Electronics Amazon.com: StarTech.com 1 ft. USB to RS232 Serial DB9 Adapter Cable with COM Port Retention - Up to 920 kpbs USB A to DB9 Serial Adapter (ICUSB232PRO) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/6183mI1v2sL.jpg)
Amazon.com: StarTech.com 1 ft. USB to RS232 Serial DB9 Adapter Cable with COM Port Retention - Up to 920 kpbs USB A to DB9 Serial Adapter (ICUSB232PRO) : Electronics
![USB C to Serial Adapter w/ COM Retention - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com USB C to Serial Adapter w/ COM Retention - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com](https://media.startech.com/cms/products/gallery_large/icusb232c.main.jpg)
USB C to Serial Adapter w/ COM Retention - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
![Serial Ethernet Converter (RS232, RS485, RS422) Industrial Panel Mount, 2 Ports - Pro [USC-HF5122] - $149.00 : Serial Data Communication by U.S. Converters LLC Serial Ethernet Converter (RS232, RS485, RS422) Industrial Panel Mount, 2 Ports - Pro [USC-HF5122] - $149.00 : Serial Data Communication by U.S. Converters LLC](https://www.usconverters.com/images/large/USC-HF5122/serial-rs232-ethernet-adapter-LRG.jpg)
Serial Ethernet Converter (RS232, RS485, RS422) Industrial Panel Mount, 2 Ports - Pro [USC-HF5122] - $149.00 : Serial Data Communication by U.S. Converters LLC
![Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy](https://pisces.bbystatic.com/image2/BestBuy_US/images/products/5883/5883029_sd.jpg)
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
![3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe 3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe](https://media.startech.com/cms/products/gallery_large/1p3fp-usb-serial.main.jpg)
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com Europe
![Amazon.com: StarTech.com USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter (ICUSB2322F), Black : Electronics Amazon.com: StarTech.com USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter (ICUSB2322F), Black : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71tlDuXl3IL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - 2 Port - COM Port Retention - FTDI - USB to RS232 Adapter Cable - USB to Serial Converter (ICUSB2322F), Black : Electronics
StarTech.com USB C to Serial Adapter Cable 16in - COM Retention - USB Type-C to RS232 DB9 Converter - ICUSB232PROC - Serial Cables - CDW.com
![DTECH 6 Feet USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 10 8 7 XP Mac - Newegg.com DTECH 6 Feet USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 10 8 7 XP Mac - Newegg.com](https://c1.neweggimages.com/productimage/nb640/A4RED2103109F8B5.jpg)
DTECH 6 Feet USB to RS422 RS485 Serial Port Converter Adapter Cable with FTDI Chip Supports Windows 10 8 7 XP Mac - Newegg.com
![USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/18-06.jpg)
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
![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 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](https://i5.walmartimages.com/seo/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_e9ed2684-232d-41d9-a7a6-397672a36d5b.cba095be434282917feeade8168cab76.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)