Four Port Rugged USB Hub

  • 4 kV Isolation (Model UHR304)
  • High Retention USB Connectors
  • Level 4 ESD Protection – 15kV
  • Rugged Metal Case – Panel & DIN Rail Mount
  • Wide Operating Temperature (-40 to 80°C)
  • USB 2.0 – Full Speed (12 Mbps) Model UHR304
  • USB 2.0 – High Speed (480 Mbps) Model UHR204


The BB-UHR304 and BB-UHR204 are Industrial Grade Four Port USB Hubs. They are designed and tested to meet heavy industrial EMC standards and are UL listed for Class 1 Division 2 hazardous locations. High retention USB connectors hold standard USB cables tight and are perfect for high vibration applications – requiring up to 3.2 lbs-force to disconnect them. Model BB-UHR304 has 4 kV Isolation between the upstream and downstream USB ports to protect expensive equipment from dangerous ground loops and to help ensure data integrity.