4 Port Serial Adapters

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“Coolgear Professional Quad Port USB to Serial DB-9 RS-232 Adapter” has been added to your cart. View cart

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4 Port USB to RS232 Serial Adapter w/Optical Isolation, Surge Protection, 2500Vrms Isolation, Bus Powered, High Speed Serial Communication for Industrial Use

Original price was: $268.58.Current price is: $92.84.
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4-Port Compact Industrial USB to RS-232 w/ 1m Octopus Cable & DIN Rail

Original price was: $104.29.Current price is: $62.02.
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4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems

Original price was: $96.49.Current price is: $57.89.
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Coolgear 4-Port USB Adapter for RS-232/422/485 via Terminal Block, DIP Switch Configurable, Optical Isolation, Surge & ESD Protection

Original price was: $260.49.Current price is: $95.83.
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CoolGear FTDI Chip with TX/RX LED USB 4 Port Serial DB-9 RS-232 Adapters for Vista and More

Original price was: $99.99.Current price is: $59.99.
-57%

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Coolgear Industrial 4 Port USB 2.0 to Serial RS232-422-485 Adapter w/Terminal Block, LED Indicators, Includes Power Supply

Original price was: $195.29.Current price is: $83.34.
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Coolgear Professional Quad Port USB to Serial DB-9 RS-232 Adapter

Original price was: $107.99.Current price is: $63.42.
-40%

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USB 2.0 to 4 Ports Serial RS-232 COM DB9 Male Adapter Cable FT232 USB-4x RS232

Original price was: $56.99.Current price is: $34.19.
-46%

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USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232

Original price was: $115.49.Current price is: $62.23.
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USB to Serial 4 Port DB-9 RS-232 Adapter with FTDI Chip

Original price was: $98.88.Current price is: $59.33.
-57%

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USB-4COMi-M USB to Quad RS-422/485 Metal case with DIN-Rail

Original price was: $184.99.Current price is: $79.40.
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USBGear 4 Port USB to Serial Adapter RS-232 with FTDI Chip for VIsta and XP

Original price was: $99.99.Current price is: $59.99.

Category: 4 Port Serial Adapters

4 Port USB to RS232 Serial Adapter w/Optical Isolation, Surge Protection, 2500Vrms Isolation, Bus Powered, High Speed Serial Communication for Industrial Use

4-Port Compact Industrial USB to RS-232 w/ 1m Octopus Cable & DIN Rail

4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems

Coolgear 4-Port USB Adapter for RS-232/422/485 via Terminal Block, DIP Switch Configurable, Optical Isolation, Surge & ESD Protection

CoolGear FTDI Chip with TX/RX LED USB 4 Port Serial DB-9 RS-232 Adapters for Vista and More

Coolgear Industrial 4 Port USB 2.0 to Serial RS232-422-485 Adapter w/Terminal Block, LED Indicators, Includes Power Supply

Coolgear Professional Quad Port USB to Serial DB-9 RS-232 Adapter

USB 2.0 to 4 Ports Serial RS-232 COM DB9 Male Adapter Cable FT232 USB-4x RS232

USB 4-Port Serial Adapter/USB 2.0 Quad Port Serial DB-9 RS-232

USB to Serial 4 Port DB-9 RS-232 Adapter with FTDI Chip

USB-4COMi-M USB to Quad RS-422/485 Metal case with DIN-Rail

USBGear 4 Port USB to Serial Adapter RS-232 with FTDI Chip for VIsta and XP

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