Rs232-USB converter – BEL Engineering
StarTech.com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, USB to Serial Adapter, COM Port Adapter with Prolific IC, 1 (Quantity) - Walmart.com
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
USB RS-232 Industrial Adapter Isolated and Surge Protected FTDI Chip
USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable - Sabrent
Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 Female Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
1 Port USB to RS232 DB9 Serial Adapter - Serial Cards & Adapters | StarTech.com
DeLOCK USB to Seriel RS-232 adapter
USB-RS232-WE-1800-BT_3.3 - Ftdi - CABLE, USB/RS232 CONV, WIRE-END 3V3 1.8M
USB TO RS232 RS485 USB Serial Communication module Industrial Grade USB 232/485 Signal Converter|Connectors| - AliExpress
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
1M USB to RS-232 Converter - UC232A1, ATEN Converters | ATEN U.S.A.
CableCreation USB to RS232 Serial Adapter (FTDI Chip), 6.6 Feet USB to DB9 Female Converter Cable for Windows 10, 8.1, 8, 7, Vista, XP, Linux and Mac OS X, macOS, 2 Meters/Black
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
USB to RS232 Serial Converter -- DataPro
USB to RS-232 Converter Cable | Celestron
USB to RS232 TTL | CMOS Adapter Cable with Terminal Block - Coolgear
Buy RS232 USB to RS232C Serial Port Adapter - CNC Specialty Store
High-Speed USB-to-Serial Adapter for Windows 8 32/64-bit - U.S.Converters
