Data Bus Hub for E27 or M1 Controls


For easy connection of expanders & keypads. The M1DBH accepts up to 9, RJ45 equipped CAT5 or CAT6 cables, and series connects the data A & B lines so the data bus may be terminated properly. Two or more units may be interconnected if more than 9 data lines are required.


Product Details

  • Designed For Multiple Home Run Cables
  • Internally Connects Data A & B Lines From Previous Device In to Next Device Out
  • Provides up to Nine (9) Data Bus Connections
  • Multiple Hubs May be Connected for Expansion
  • EOL Bus Termination Can Be Done On-Board, RJ45 Terminating Resistor Plug Included
  • Mounting Plate for Structured Wire Boxes
  • Input Connections: Elevator Screw Terminals
  • Output Connections: RJ 45 8-Pin Jacks
  • Mounting Plate Dimensions: 6.5" x 3" x .5"
  • Circuit Board Dimensions: 5" x 2.5"


  • ELK-M1DBH Data Bus Hub
  • 4 pieces of Double Sided Tape
  • RJ45 Terminating Plug
  • ELK-SWP3 Multipurpose Adapter Plate
  • 4 Pan Head Thread Cutting Screws
  • ELK-W018B 4-wire Cable Assembly
  • Instructions

Locate an ELK Authorized Distributor Near You!

For more infomation, call ELK at (800) 797-9355.

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