Home -> Controllers Elk M1 Data Bus Hub Our Price $35.64 to $53.54 Product Variation Data Bus Hub for New Installations w/6 Conductors $35.64 Data Bus Hub for Retrofit to 4 Conductor Systems $53.54 Buy item(s) The ELK-M1DBH M1 Data Bus Hub allows 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. Related Items Worth Considering Elk M1 Gold Cross Platform Control Elk 16 Output Expander Elk Ethernet Port Expander Elk LCD Keypad Elk M1 16 Zone Expander Elk M1 EZ8 Cross Platform Control Elk M1 Gold Serial Port Interface Elk Power Distribution Module Product Variation Data Bus Hub for New Installations w/6 Conductors $35.64 Data Bus Hub for Retrofit to 4 Conductor Systems $53.54 Buy item(s)