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USB to RS232 Serial Converter -- DataPro
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
StarTech.com 1 Port USB to RS232 DB9 Serial Adapter Cable - M/M - ICUSB232V2 - Serial Cables - CDW.com
3ft USB to Serial Adapter Cable, DB9
Professional grade USB Serial Adapter - High-Speed
USB 2.0 To Serial DB9 Male (9 Pin) RS232 Cable Adapter - Sabrent
PRO Single Port USB to Serial Adapter with Activity LED 3ft.
USB to RS232 Converter Cable 1.0 meter - UMC-201
DeLOCK USB to Seriel RS-232 adapter
USB to RS232 Converter - CAB-08580 - SparkFun Electronics
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
C2G 1.5ft USB to DB9 Serial Cable - RS232 Adapter Cable - Serial adapter - USB - RS-232 - blue | Dell USA
USB to Serial Converter Cable (DB-9M / USB Type-A Male), 3ft - Monoprice.com
USB to Serial Converter (Certified Refurbished) - TRENDnet RB-TU-S9
USB to DB9 Serial Converter Cable, Male with Female Hardware Cat# 514372
Low-cost USB to RS232 converter
Amazon.com: 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 : Electronics
Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
36in. USB to RS-232 Serial DB9 Adapter w/ Prolific Chip (Pl-2303HX)
Amazon.com: SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P) : Grocery & Gourmet Food
USB to Serial Converter Cable QI
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com
USB Serial - USB 2.0 RS232 Adapter with LED Indicators
USB to RS-232 DB9 1-Port Serial Interface Adapter - Sealevel
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