![Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else](https://m.media-amazon.com/images/I/41XIgTtqjJL._AC_.jpg)
Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else
![Amazon.com: USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics Amazon.com: USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics](https://m.media-amazon.com/images/I/51As8or7D4S._AC_SL1500_.jpg)
Amazon.com: USB to RS232 Adapter with PL2303 Chipset, CableCreation 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics
![Amazon.com: USB to Serial Adapter 10 ft, DTECH USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux : Electronics Amazon.com: USB to Serial Adapter 10 ft, DTECH USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux : Electronics](https://m.media-amazon.com/images/I/71KXTsGqxtL._AC_SY355_.jpg)
Amazon.com: USB to Serial Adapter 10 ft, DTECH USB to RS232 DB9 Female Cable COM Port with FTDI Chipset Supports Windows 11 10 8 7 Mac Linux : Electronics
![Amazon.com: UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin with PL2303 Chipset RS-232 Converter Cable for Windows 10 8.1 8 7 XP Vista, Mac OS, Linux, 3FT : Electronics Amazon.com: UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin with PL2303 Chipset RS-232 Converter Cable for Windows 10 8.1 8 7 XP Vista, Mac OS, Linux, 3FT : Electronics](https://m.media-amazon.com/images/I/613lE71jQyL._AC_SL1500_.jpg)
Amazon.com: UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin with PL2303 Chipset RS-232 Converter Cable for Windows 10 8.1 8 7 XP Vista, Mac OS, Linux, 3FT : Electronics
![Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable with COM Port Retention, DB9 Male RS232 to USB Converter, USB to Serial Adapter for PLC/Printer/Scanner, Prolific Chipset, Windows/Mac (1P3FPC-USB-SERIAL) : Electronics Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable with COM Port Retention, DB9 Male RS232 to USB Converter, USB to Serial Adapter for PLC/Printer/Scanner, Prolific Chipset, Windows/Mac (1P3FPC-USB-SERIAL) : Electronics](https://m.media-amazon.com/images/I/81ulkkMmFRL._AC_SY355_.jpg)
Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable with COM Port Retention, DB9 Male RS232 to USB Converter, USB to Serial Adapter for PLC/Printer/Scanner, Prolific Chipset, Windows/Mac (1P3FPC-USB-SERIAL) : Electronics
![Amazon.com: Insignia 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, Model: NS-PU99501, Black : Electronics Amazon.com: Insignia 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, Model: NS-PU99501, Black : Electronics](https://m.media-amazon.com/images/I/61HlTlK10nL._AC_SX450_.jpg)
Amazon.com: Insignia 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, Model: NS-PU99501, Black : Electronics
![Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 Female Connector, Prolific PL2303HX Rev. D Chipset) : Electronics Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 Female Connector, Prolific PL2303HX Rev. D Chipset) : Electronics](https://m.media-amazon.com/images/I/31kN2dpDYZL._AC_.jpg)
Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 Female Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
![USB to RS232 Serial Adapter (FTDI Chip), CableCreation 10 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X, macOS, 3 Meters / Black : Electronics USB to RS232 Serial Adapter (FTDI Chip), CableCreation 10 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X, macOS, 3 Meters / Black : Electronics](https://m.media-amazon.com/images/I/61LFgyn+WlL._AC_SY450_.jpg)
USB to RS232 Serial Adapter (FTDI Chip), CableCreation 10 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X, macOS, 3 Meters / Black : Electronics
![USB to RS232 Adapter with FTDI Chipset, CableCreation USB to RS232 Male DB9 Serial Converter for Cashier Register, Modem, Scanner, Industriual Machinery, CNC, Black : Electronics USB to RS232 Adapter with FTDI Chipset, CableCreation USB to RS232 Male DB9 Serial Converter for Cashier Register, Modem, Scanner, Industriual Machinery, CNC, Black : Electronics](https://m.media-amazon.com/images/I/31L42mLfk0L._AC_.jpg)
USB to RS232 Adapter with FTDI Chipset, CableCreation USB to RS232 Male DB9 Serial Converter for Cashier Register, Modem, Scanner, Industriual Machinery, CNC, Black : Electronics
![Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else](https://m.media-amazon.com/images/I/71T7YO2niHL._AC_SY450_.jpg)
Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Everything Else
![Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics](https://m.media-amazon.com/images/I/61Vb4DrfL2L._AC_SY355_.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics
![Amazon.com: USB to Serial Adapter, DTECH DB25 DB9 RS232 to USB Cable 4 Feet with FTDI Chip Supports Windows 11 10 8 7 and Mac : Electronics Amazon.com: USB to Serial Adapter, DTECH DB25 DB9 RS232 to USB Cable 4 Feet with FTDI Chip Supports Windows 11 10 8 7 and Mac : Electronics](https://m.media-amazon.com/images/I/61K8DfeVkRL._AC_SY450_.jpg)
Amazon.com: USB to Serial Adapter, DTECH DB25 DB9 RS232 to USB Cable 4 Feet with FTDI Chip Supports Windows 11 10 8 7 and Mac : Electronics
![Amazon.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: 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/S/aplus-media/vc/a738325a-cb64-4298-b2e5-1c89f6376bad.__CR0,0,2560,2560_PT0_SX300_V1___.jpg)
Amazon.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: 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: 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/I/6183mI1v2sL._AC_SY450_.jpg)
Amazon.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 USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter (ICUSB2321F) : Everything Else Amazon.com: StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter (ICUSB2321F) : Everything Else](https://m.media-amazon.com/images/I/71Kp2QUA0qL._AC_SY450_.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - 1 port - USB Powered - FTDI USB UART Chip - DB9 (9-pin) - USB to RS232 Adapter (ICUSB2321F) : Everything Else
![Amazon.com: USB to Serial Adapter, Benfei 6 Feet USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above : Electronics Amazon.com: USB to Serial Adapter, Benfei 6 Feet USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above : Electronics](https://m.media-amazon.com/images/I/61lfE2AB17L._AC_SY355_.jpg)
Amazon.com: USB to Serial Adapter, Benfei 6 Feet USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 10/8.1/8/7, Mac OS X 10.6 and Above : Electronics
![Amazon.com: CABLEDECONN USB to RS232 Adapter with Prolific PL2303 Chipset USB2.0 Male to RS232 Female DB9 Serial Cable 2m 6ft for Windows XP,Windows Vista,7,8,10,Mac OS 10.6 Above Linux : Electronics Amazon.com: CABLEDECONN USB to RS232 Adapter with Prolific PL2303 Chipset USB2.0 Male to RS232 Female DB9 Serial Cable 2m 6ft for Windows XP,Windows Vista,7,8,10,Mac OS 10.6 Above Linux : Electronics](https://m.media-amazon.com/images/I/612ixZQGsQL._AC_SY450_.jpg)
Amazon.com: CABLEDECONN USB to RS232 Adapter with Prolific PL2303 Chipset USB2.0 Male to RS232 Female DB9 Serial Cable 2m 6ft for Windows XP,Windows Vista,7,8,10,Mac OS 10.6 Above Linux : Electronics
![Amazon.com: Tripp Lite USB to RS485/RS422 FTDI Serial Adapter Cable, COM Retention, USB-A to DB9 M/M, Compatible with Windows, Mac and Linux, 30 in. (U209-30N-IND) : Electronics Amazon.com: Tripp Lite USB to RS485/RS422 FTDI Serial Adapter Cable, COM Retention, USB-A to DB9 M/M, Compatible with Windows, Mac and Linux, 30 in. (U209-30N-IND) : Electronics](https://m.media-amazon.com/images/I/51Dc1ogTFrL._AC_SY450_.jpg)
Amazon.com: Tripp Lite USB to RS485/RS422 FTDI Serial Adapter Cable, COM Retention, USB-A to DB9 M/M, Compatible with Windows, Mac and Linux, 30 in. (U209-30N-IND) : Electronics
![Amazon.com: USB to RS232 Cable(5 Feet),Anbear USB 2.0 to Serial Cable DB9 Converter Adapter with PL2303 Chipset for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above : Electronics Amazon.com: USB to RS232 Cable(5 Feet),Anbear USB 2.0 to Serial Cable DB9 Converter Adapter with PL2303 Chipset for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above : Electronics](https://m.media-amazon.com/images/I/41CeqprfsYL._AC_.jpg)