If your locomotives and cars use more then 2.5 Amps, it is necessary to split the layout in several power sections and feed each section with an extra "booster" which provides more amperage. Terminals C & D on your Commander can be used to wire in extra boosters. For more information about adding power stations to your layout, please see the DCC section of Atlas' web site at LIMITED ONE-YEAR WARRANTY Atlas Model Railroad Company, Inc. warrants that this Commander will be free from defects in mat