RJ-H 4 wire 4P4C connection
The control bus cable that goes from the command station to the boosters or booster to booster is a standard 4 wire pass thru cable (black/ red / green / yellow) with RJ-H ends. Maximum length is 300 feet.
To buy a control bus / booster cable contact NCE directly at firstname.lastname@example.org or 585-265-0230 M-F 9a-4p eastern time. Control bus cables are custom made to a specific length. $.50 per ft.+$3+ shipping. Check or Paypal only. No CC.