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Startech .com 3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, USB to Serial Adapter, COM Port Adapter with Prolific IC -... 1P3FP-USB-SERIAL - Corporate Armor
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USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
2-Port Professional RS-232 USB 2.0 to Serial Adapter 5ft.
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ATEN USB to RS-232 Adapter Cable (3.28') UC232A1 B&H Photo Video
StarTech.com USB C to Serial Adapter Cable 16in - USB Type-C to RS232 (DB9) Converter -Win/Mac/Linux - ICUSB232C - Serial Cables - CDW.com
USB to RS232 TTL | CMOS Adapter Cable with Terminal Block
RS232 to USB Adapter - ATC-810 – Grid Connect
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
FT232RL/CH343G USB TO RS232/485/TTL Interface Converter, Industrial Isolation
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com France (en)
USB 2.0 RS-232 Serial Adapter with LED Indicators
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5ft (1.5m) USB to DB9 Male Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
USB to RS-232 DB9 Serial Adapter/Converter Systembase Multi-1/USB RS232 | eBay
USB RS-232 DB9 Male Serial Adapter Converter with Prolific Chip
FT232RNL USB TO RS232/485/422/TTL Interface Converter, Industrial Isolation
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Victron RS232 to USB converter – SolarTopStore.com