USB to RS422 & RS485
RS232, RS422, and RS485 serial adapters are available in various configurations from single port adapters to 16 port serial adapters that have options of DIP switch mode controls, self power modes, or terminal block connections for directly wiring to the RS-485 signal of the serial adapters
If expanding a serial communication network and want to establish steady TxD-, TxD+, RxD+, RxD-, GND, RTS-, RTS+, CTS+, CTS- signals, or simply adding more serial DB9 connections for serial devices in general, you'll find all USB to RS-232 or other standard serial connector adapter to be compliant with its designated specifications and fulfill any serial network expansion needs you require.
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USB to Quad RS-422/485 Adapter with Optical Isolation & Surge Protection
USB to Quad RS-422/485 Adapter with Optical Isolation & Surge Protecti...Special Price $278.98
Regular Price: $399.98
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USB to Serial Surge and Optical Isolation converter (RS-422/RS-485)
USB to RS-422, RS-485 Serial Surge and Optical Isolation converter for... -
USB to RS485/RS422 Converter FTDI CHIP with Terminals 5 ft.
USB to RS-485 / RS-422 Converter FTDI RS232BL CHIP with Terminals 5 ft...
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USB to Terminal RS485 - RS422 Converter FTDI FT232RL Chip
USB to RS-422 / RS-485 Converter FTDI CHIP with TerminalsSpecial Price $34.95
Regular Price: $39.95
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USB to single serial port RS-422 RS-485 converter with a DB9 connector
USB to single serial port RS-422/RS-485 converter with a DB9 (9-pin ma... -
8-Port RS-232 RS-422 RS-485 to USB 2.0 Module Interface - With Isolation and Surge Protection
The RS232-8XTB-U2ISP 8x Terminal Block RS-232 / 422 / 485 to USB 2.0 w...$299.95
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FTDI Hi-Speed USB to Industrial Single RS-422/485 Adapter
Hi-Speed USB to Industrial Single RS-422 / 485 Adapter -
FTDI Industrial 16-port RS-422/485 Adapter Optically Isolated
Optically Isolated 16-port RS-232 Serial Adapter with metal case and D...$389.89 -
Industrial 16-Port RS-232 / 422 / 485 Serial Adapter Optically Isolated
Optically Isolated Industrial RS-232 / 422 / 485 Converter Adapter wi...$589.89
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FTDI Industrial 8-port USB to Serial RS422 RS485 (Metal)
The USB-8COMi-M allows you to add eight RS-422 or RS-485 serial ports ...$249.78 -
USB-2COMi-M USB to Dual RS-232/RS422/RS-485 Industrial Adapter
USB to Dual RS-232, RS422, RS485 Industrial Adapter with Terminal Bloc...Special Price $99.98
Regular Price: $129.98
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USB to RS-422/485 Adapter with Optical isolation & surge protection
USB to RS-422 / RS-485 Adapter with Optical isolation & surge protecti...Special Price $99.98
Regular Price: $145.98
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USB to RS-232/422/485 Industrial Adapter - External DIP
USB to Industrial Adapter USB to RS-232/422/485 Adapter Metal case wit... -
USB to Octal RS-232/422/485 Adapter Metal case with DIN-Rail
Self-Powered industrial metal USB to 8-Port RS-232/422/485 Serial Adap...Special Price $290.00
Regular Price: $378.98
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Single Port Industrial RS-232-422-485 Serial Adapter with DIP Switch
The USB-COMi+ USB Industrial Single Port I/O Adapter provides instant ...$49.95