Isolated In-line USB Converter

  • 2 kV Isolation
  • ESD Protection – 4 kV Contact, 8 kV Air
  • Compact In-Line Case
  • USB 2.0 Full Speed Compatible (12 Mbps)
  • USB Bus Powered


These compact, isolated USB to RS-232 and USB to RS-422, and RS-485 converters allow you to add an asynchronous serial port to your USB only PC. The built in 2 kV isolation protects your port from dangerous ground loops. They are perfect for connecting to remote devices or programming ports in field service applications. They are USB 2.0 compatible. Model BB-USO9ML4 is the RS-422/485 version and supports hand shake signals as well as data at speeds up to 460.8 Kbps.