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USB to 32 COM RS-232 Serial Adapter Metal Rackmountable Case, FTDI Chipset
USB Serial RS232 Single Port PRO Adapter with Activity LED 3ft
PRO Single Port USB to Serial Adapter with Activity LED 3ft
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USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters
32 Port RS-232 USB-to-Serial Adapter - Coolgear
USB-32COM-RM 32-Port RS-232 USB-to-Serial Adapter, DIN Rail, Metal Case, Rack-Mountable | Taiwantrade.com
DSX2-4 Raritan 4-port serial console server with dual-power AC and dua – Network Warehouse
Sabrent USB 2.0 to Serial (9-Pin) DB-9 RS-232 Converter Cable, Prolific Chipset, - HEXNUTS - , [Windows 10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P): Buy Online at Best Price
USB to Serial RS232/422/485 16 and 32 ports Converters
32 Port RS-232 USB-to-Serial Adapter - Coolgear
USB to Serial RS232/422/485 16 and 32 ports Converters
Rackmountable USB to 32-Port RS-232 Serial Adapter, 19" 1U Metal Case with DIN-Rail Brackets | Taiwantrade.com
50pieces/lot) USB to RS232 RS 232 COM Port Serial PDA 9 DB9 pin cable adapter With chip for Windows 7 8 32 / 64 bit XP Vista|usb to rs232|usb tousb to com - AliExpress
Aibecy USB to RS232 Serial Port 9 Pin Cable Serial Port USB Wire With For Win98, 98SE, Me, 2000, XP, OS8.6, Win7-32 bit - Walmart.com
Lantronix SLC 8000 Advanced Console Manager, RJ45 32-Port, AC-Single Supply - 2 x Network (RJ-45) - 2 x USB - 32 x Serial Port - Gigabit Ethernet - Management Port - Rack-mountable - Zerbee
USB to Serial Adapter, Windows 8.1 32/64-bit - Tronicore
32 Port RS-232 USB-to-Serial Adapter - Coolgear
Rackmountable USB to 32-Port RS-232 Serial Adapter, 19" 1U Metal Case with DIN-Rail Brackets | Taiwantrade.com
Aten 32 Port Serial Console Server Over Ip With Dual Ac Power Directly SN0132CO-AX-U | Zylax Computers
Raritan DSX2-32M : 32-port Serial Console Server - Dual-AC, dual gigabit LAN, Serial, USB, and Modem