UPort 1650-8

8-port RS-232/422/485 USB-to-serial converters

Product Features

  • Hi-Speed USB 2.0 for up to 480 Mbps USB transmission
  • 921.6 kbps maximum baudrate for super fast data transmission
  • 15N high retention USB Type B connector
  • Drivers provided for Windows, WinCE, and Linux
  • Locking power cord
  • 128-byte FIFO and on-chip H/W, S/W flow control
  • COM port assignments maintained across different PCs
  • Supports fixed-base COM Utility for setting the initial extended COM port number
  • Mini DB9 female to terminal block adapter for easy wiring

The UPort® 1600-8 USB to serial converters allow you to connect 8 RS-232 or RS-232/422/485 devices to your laptop or workstation through the USB (Universal Serial Bus) port. The UPort® 1600-8 converters are compatible with new and legacy serial devices, and are perfect for instrumentation and manufacturing applications.


  • UPort 1600-8 Series Datasheet


  • UPort 1200/1400/1600 Quick Installation Guide
  • UPort 1200/1400/1600 User Manual

Technical Notes

  • The_Secrets_of_Flow_Control_in_Serial_Communication
  • The_Secrets_of_RS-485_Half_Duplex_Communication
  • The_Secrets_of_UART_FIFO

Ordering info

Available Models

Model No.Model Description
UPort 1650-8USB to 8-port RS-232/422/485 Serial Hub

Optional Accessories

Model No.Model Description
DK35ADIN-Rail Mounting Kit (35 mm)
Mini DB9F-to-TBDB9 Female to Terminal Block connector
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