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Buy Wholesale China 3 Ports Rs232 Hub To Usb 3.0 Serial Extender Cable & Rs232 Hub Cable at USD 6.8 | Global Sources
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Amazon.com: StarTech.com 8 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub (ICUSB2328I) : Electronics
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4-port USB to Serial RS232 Converter
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8-Port USB to RS-232 Serial Adapter Hub
Rugged Industrial 8-Port Terminal Block RS232/422/485 to USB Adapter
![CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]](https://www.cartft.com/image_db/CTF4XRS232USB.jpg "CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]")
CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]
StarTech.com USB to RS232/RS485/RS422 Industrial 4 Port Serial Hub Adapter - USB to Serial Converter - ICUSB234854I - USB Adapters - CDW.com
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USB to 4-Port RS-232 DB9 Serial Interface Adapter - Sealevel
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4-Port USB to RS-232 DB9 Serial Adapter w/ Prolific Chipset
