![8-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ FTDI Chipset & 15kV ESD Surge Protection - Coolgear 8-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ FTDI Chipset & 15kV ESD Surge Protection - Coolgear](https://www.coolgear.com/wp-content/uploads/2013/05/USB2-8COM-M-8Port-Serial-Adapter1x800.jpg)
8-Port USB 2.0 to RS-232 DB-9 Industrial Serial Adapter w/ FTDI Chipset & 15kV ESD Surge Protection - Coolgear
![Amazon.com: StarTech.com 4 Port USB to Serial RS232 Adapter - DB9M - RS232 Extension - Serial to USB (ICUSB2324) : Electronics Amazon.com: StarTech.com 4 Port USB to Serial RS232 Adapter - DB9M - RS232 Extension - Serial to USB (ICUSB2324) : Electronics](https://m.media-amazon.com/images/I/61VAXtkk+kL.jpg)
Amazon.com: StarTech.com 4 Port USB to Serial RS232 Adapter - DB9M - RS232 Extension - Serial to USB (ICUSB2324) : Electronics
![StarTech.com USB to Serial Adapter ? Prolific PL-2303 ? 3 ft / 1m ? DB9 (9-pin) ? USB to RS232 Adapter Cable ? USB Serial - Add an RS232 serial port to StarTech.com USB to Serial Adapter ? Prolific PL-2303 ? 3 ft / 1m ? DB9 (9-pin) ? USB to RS232 Adapter Cable ? USB Serial - Add an RS232 serial port to](https://content.etilize.com/Maximum/1019462158.jpg)
StarTech.com USB to Serial Adapter ? Prolific PL-2303 ? 3 ft / 1m ? DB9 (9-pin) ? USB to RS232 Adapter Cable ? USB Serial - Add an RS232 serial port to
![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
StarTech.com USB to Serial Adapter â€" 1 Port â€" COM Port Retention â€" Texas - ICUSB2321X - Serial Adapters - CDW.ca
![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/asr/e9ed2684-232d-41d9-a7a6-397672a36d5b.cba095be434282917feeade8168cab76.jpeg)
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
Tripp Lite 5ft USB to Serial Adapter Cable USB-A to DB9 RS-232 M/M 5' - serial adapter - USB - RS-232 - U209-000-R - USB Adapters - CDW.com
![DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 10 8 7 and Mac Linux | Lazada PH DTECH 10 Feet USB 2.0 to RS232 DB9 Serial Port Adapter Cable with FTDI Chipset Supports Windows 10 8 7 and Mac Linux | Lazada PH](https://lzd-img-global.slatic.net/g/p/bd8433b8f1eaebbe808513f9fc973c25.jpg_720x720q80.jpg)