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Isolated USB to RS485 Serial Converter Adapter
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  • $121.99 
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ADVANTECH BB-485SD9TB, Port-Powered RS-232 to TB RS-485 Converter
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  • $186.99 
  • Free Shipping
USB-4COMi-M USB to Quad RS-422/485 Metal case with DIN-Rail
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  • $350.99 
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UOTEK RS-232 to CAN BUS Converter Industrial Grade Support Modbus Protocol Canbus to RS232 Adapter DB9 Connector 12-36V UT-2505B
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  • $87.99 
  • Free Shipping
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DSD TECH SH-U11G Isolated USB to RS485 Adatper Built-in FTDI chip
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  • $44.99 
  • $5.99 Shipping
ADVANTECH BB-485SD9R, Port-Powered RS-232 to DB-9 RS-485 Converter
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  • $186.99 
  • Free Shipping
UOTEK USB to RS-485 RS-422 Converter USB2.0 4 Ports RS485 RS422 Adapter Serial DB9 Connector Optical isolation ESD UT-861A
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  • $131.56 
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UOTEK USB to RS-485 RS-422 Converter USB2.0 RS485 RS422 RJ45 Conversion Adapter Connector UT-820E with Optical Isolation Auto Detection
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  • $50.77 
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UOTEK Industrial Grade RS-485 RS-422 Repeater with Isolation Trunk Circuit RS485 RS422 UT-209
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UOTEK Industrial Grade RS-485 RS-422 Repeater with Isolation Trunk Circuit RS485 RS422 UT-209
  • Type: Converter
  • Connector A: DB9 female
  • Connector B: DB9 male
  • Model #: UT-209
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  • $52.09 
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UOTEK Industrial RS232 to RS485 RS422 Converter with Isolation Surge ±15KV ESD Protection DB9 Connector Supports All Operating System UT-218
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  • $52.09 
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UOTEK Mini RS232 to RS485 Converter Adapter DB9 Interface Connector UT-2020
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UOTEK Mini RS232 to RS485 Converter Adapter DB9 Interface Connector UT-2020
  • Type: Converter
  • Connector A: DB9
  • Connector B: Terminal block
  • Model #: UT-2020
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  • $13.19 
  • Free Shipping
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3ft (1m) USB to Serial Cable, DB9 Male RS232 to USB Converter, Prolific IC, USB to Serial Adapter for PLC/Printer/Scanner/Switch, USB to COM Port Adapter, Windows/Mac (1P3FP-USB-SERIAL)
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  • $61.97 
  • Free Shipping
ATC-820 USB to RS485 Converter
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ATC-820 USB to RS485 Converter
  • Model #: 886336184801
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  • $80.99 
  • $5.00 Shipping