![Amazon.com: USB-RS232-RJ9 for Celestron Scope Control Cable, Nexstar Handcontroller Upgrade Cable (10ft, USB to RJ9) : Electronics Amazon.com: USB-RS232-RJ9 for Celestron Scope Control Cable, Nexstar Handcontroller Upgrade Cable (10ft, USB to RJ9) : Electronics](https://m.media-amazon.com/images/I/61bz5TYjUrL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: USB-RS232-RJ9 for Celestron Scope Control Cable, Nexstar Handcontroller Upgrade Cable (10ft, USB to RJ9) : Electronics
![Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, Prolific IC, USB to Serial Adapter for PLC/Printer/Scanner/Switch, USB to COM Port Adapter, Windows/Mac (1P3FP-USB- SERIAL) : Electronics Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, Prolific IC, USB to Serial Adapter for PLC/Printer/Scanner/Switch, USB to COM Port Adapter, Windows/Mac (1P3FP-USB- SERIAL) : Electronics](https://m.media-amazon.com/images/I/818r+C4b7+L._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, Prolific IC, USB to Serial Adapter for PLC/Printer/Scanner/Switch, USB to COM Port Adapter, Windows/Mac (1P3FP-USB- SERIAL) : Electronics
![Amazon.com: GearMo® Windows 10, 7 64-bit Compatible USB to Serial Adapter RS232 DB9 Short 8 Inch Cable : Electronics Amazon.com: GearMo® Windows 10, 7 64-bit Compatible USB to Serial Adapter RS232 DB9 Short 8 Inch Cable : Electronics](https://m.media-amazon.com/images/I/61YFznxhAAL._AC_UF894,1000_QL80_.jpg)
Amazon.com: GearMo® Windows 10, 7 64-bit Compatible USB to Serial Adapter RS232 DB9 Short 8 Inch Cable : Electronics
![Amazon.com: Valley Enterprises USB to RS232 Serial DB9 Cable Adapter FTDI Chipset (10 Feet) : Electronics Amazon.com: Valley Enterprises USB to RS232 Serial DB9 Cable Adapter FTDI Chipset (10 Feet) : Electronics](https://m.media-amazon.com/images/I/41WI1DMSfEL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Valley Enterprises USB to RS232 Serial DB9 Cable Adapter FTDI Chipset (10 Feet) : Electronics
![Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics](https://m.media-amazon.com/images/I/81LLDzMTzOL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - Optical Isolation - USB Powered - FTDI USB to Serial Adapter - USB to RS232 Adapter Cable (ICUSB2321FIS),Black : Electronics
![Amazon.com: DriverGenius USB to Serial RS232 DB9 Adapter Cable with 3 x LEDs - Prolific PL2303 - for Windows 11 & macOS 14 Sonoma (USB232A-B, 3ft/1m) : Electronics Amazon.com: DriverGenius USB to Serial RS232 DB9 Adapter Cable with 3 x LEDs - Prolific PL2303 - for Windows 11 & macOS 14 Sonoma (USB232A-B, 3ft/1m) : Electronics](https://m.media-amazon.com/images/I/71B7Jc03QvL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DriverGenius USB to Serial RS232 DB9 Adapter Cable with 3 x LEDs - Prolific PL2303 - for Windows 11 & macOS 14 Sonoma (USB232A-B, 3ft/1m) : Electronics
![Amazon.com: Tera Grand - Premium USB 2.0 to RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux and Mac - Built with FTDI Chipset and Hex Jack Nuts : Electronics Amazon.com: Tera Grand - Premium USB 2.0 to RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux and Mac - Built with FTDI Chipset and Hex Jack Nuts : Electronics](https://m.media-amazon.com/images/I/81+HAz0lehL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Tera Grand - Premium USB 2.0 to RS232 Serial DB9 Adapter Cable 3 Feet - Supports Windows 11, 10, 8, 7, Vista, XP, 2000, 98, Linux and Mac - Built with FTDI Chipset and Hex Jack Nuts : Electronics
![Amazon.com: 6FT FTDI FT232RL USB RS232 Serial Adapter Cable to Mini 2.5mm Audio Jack for Windows,Linux,MAC OS, FTDI Chip USB-RS232-AJ Used for APC Console Cable. : Electronics Amazon.com: 6FT FTDI FT232RL USB RS232 Serial Adapter Cable to Mini 2.5mm Audio Jack for Windows,Linux,MAC OS, FTDI Chip USB-RS232-AJ Used for APC Console Cable. : Electronics](https://m.media-amazon.com/images/I/61rP-U33RrL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 6FT FTDI FT232RL USB RS232 Serial Adapter Cable to Mini 2.5mm Audio Jack for Windows,Linux,MAC OS, FTDI Chip USB-RS232-AJ Used for APC Console Cable. : Electronics
![Amazon.com: EC Buying USB 2.0 to Serial 9-Pin RS232 Serial Adapter, DB-9 USB to Serial RS232 Converter Cable, USB 9-Pin Serial Cable, Serial to USB Adapter Support Windows 7/8/10/11/32/64/XP/RS232 to USB : Amazon.com: EC Buying USB 2.0 to Serial 9-Pin RS232 Serial Adapter, DB-9 USB to Serial RS232 Converter Cable, USB 9-Pin Serial Cable, Serial to USB Adapter Support Windows 7/8/10/11/32/64/XP/RS232 to USB :](https://m.media-amazon.com/images/I/6171mo1LHoL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: EC Buying USB 2.0 to Serial 9-Pin RS232 Serial Adapter, DB-9 USB to Serial RS232 Converter Cable, USB 9-Pin Serial Cable, Serial to USB Adapter Support Windows 7/8/10/11/32/64/XP/RS232 to USB :
![Amazon.com: CableCreation USB to RS232 Male Adapter with PL2303 Chipset, USB to DB9 Serial Converter for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above,Black : Electronics Amazon.com: CableCreation USB to RS232 Male Adapter with PL2303 Chipset, USB to DB9 Serial Converter for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above,Black : Electronics](https://m.media-amazon.com/images/I/51cK1JpgweL._AC_UF894,1000_QL80_.jpg)
Amazon.com: CableCreation USB to RS232 Male Adapter with PL2303 Chipset, USB to DB9 Serial Converter for Windows 10, 8.1, 8, 7, Vista, XP, 2000, Linux and Mac OS X 10.6 and Above,Black : Electronics
![Amazon.com: StarTech.com 3ft USB to RS232 DB9 Serial Adapter Cable - Up to 1 Mbps USB to Serial Converter - M/M USB to VGA Adapter (ICUSB232SM3) , Black : Electronics Amazon.com: StarTech.com 3ft USB to RS232 DB9 Serial Adapter Cable - Up to 1 Mbps USB to Serial Converter - M/M USB to VGA Adapter (ICUSB232SM3) , Black : Electronics](https://m.media-amazon.com/images/I/71CX0YHDQIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: StarTech.com 3ft USB to RS232 DB9 Serial Adapter Cable - Up to 1 Mbps USB to Serial Converter - M/M USB to VGA Adapter (ICUSB232SM3) , Black : 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 Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics](https://m.media-amazon.com/images/I/81xJDeR9lAL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
![Amazon.com: ELECABLE 2 Port USB to RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible with MAC OS, Windows, Android, Linux (2 Port) : Electronics Amazon.com: ELECABLE 2 Port USB to RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible with MAC OS, Windows, Android, Linux (2 Port) : Electronics](https://m.media-amazon.com/images/I/61EGl5TX1oL._AC_UF894,1000_QL80_.jpg)
Amazon.com: ELECABLE 2 Port USB to RS232 DB9 Serial (9-Pin) Adapter Cable 5ft Compatible with MAC OS, Windows, Android, Linux (2 Port) : Electronics
![Amazon.com: GearMo Windows 7, 8 and 10 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED : Electronics Amazon.com: GearMo Windows 7, 8 and 10 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED : Electronics](https://m.media-amazon.com/images/I/51AYVlztMdL._AC_UF894,1000_QL80_.jpg)
Amazon.com: GearMo Windows 7, 8 and 10 Compatible USB Serial Adapter FTDI Chip RS232 DB-9 920K with TX/RX LED : Electronics
![Amazon.com: DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7 Mac (6 Feet, PL2303) : Electronics Amazon.com: DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7 Mac (6 Feet, PL2303) : Electronics](https://m.media-amazon.com/images/I/61olKBs7UBL._AC_UF894,1000_QL80_.jpg)
Amazon.com: DTech Serial Cable to USB Adapter DB9 Male RS232 Port Supports Windows 11 10 8 7 Mac (6 Feet, PL2303) : 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 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/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
![Amazon.com: BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M : Electronics Amazon.com: BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M : Electronics](https://m.media-amazon.com/images/I/61w8V5GeCwL._AC_UF894,1000_QL80_.jpg)
Amazon.com: BENFEI USB to Serial Adapter, USB to RS-232 Male (9-pin) DB9 Serial Cable, Prolific Chipset, Windows 11/10/8.1/8/7, Mac OS X 10.6 and Above, 1.8M : Electronics
![Amazon.com: C2G Legrand USB to DB9 Serial Adapter Cable, Adapter Cable, USB to Desktop Adapter, 1.5 Foot Adapter Cord, Gray, 1 Count, C2G 26886 : Electronics Amazon.com: C2G Legrand USB to DB9 Serial Adapter Cable, Adapter Cable, USB to Desktop Adapter, 1.5 Foot Adapter Cord, Gray, 1 Count, C2G 26886 : Electronics](https://m.media-amazon.com/images/I/71shAbpaO1L._AC_UF894,1000_QL80_.jpg)
Amazon.com: C2G Legrand USB to DB9 Serial Adapter Cable, Adapter Cable, USB to Desktop Adapter, 1.5 Foot Adapter Cord, Gray, 1 Count, C2G 26886 : Electronics
![Amazon.com: Meade 505 Telescope to PC Cable CP2102 USB RS232 to 4P4C RJ10 Adapter Control Console Cable for Mead 505 Telescope (3.2FT, for Meade) : Electronics Amazon.com: Meade 505 Telescope to PC Cable CP2102 USB RS232 to 4P4C RJ10 Adapter Control Console Cable for Mead 505 Telescope (3.2FT, for Meade) : Electronics](https://m.media-amazon.com/images/I/81GlF2EQW2L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Meade 505 Telescope to PC Cable CP2102 USB RS232 to 4P4C RJ10 Adapter Control Console Cable for Mead 505 Telescope (3.2FT, for Meade) : 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) : 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) : Electronics](https://m.media-amazon.com/images/I/71XTMlZ7opL._AC_UF894,1000_QL80_.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) : Electronics
![Amazon.com: Dafensoy USB to RS232 Serial Adapter, USB A Male to DB9 Pin Female Serial Converter Cable,Suitable for Connecting Computers and Various Serial Devices - Black 1.8M/6Feet : Electronics Amazon.com: Dafensoy USB to RS232 Serial Adapter, USB A Male to DB9 Pin Female Serial Converter Cable,Suitable for Connecting Computers and Various Serial Devices - Black 1.8M/6Feet : Electronics](https://m.media-amazon.com/images/I/71ryNfpqI-L._AC_UF894,1000_QL80_.jpg)