The Atlas Controller is a simple way to wire and control reversing loops, wyes and turntables. It has reversing switches for two mainline cabs plus a switch, selectable for either cab, for directional control on reversing loops, etc. The housing has threaded screw hole terminals to accept 3-48 screws and Spade Tongue Solderless Connectors for wire hookup. Contacts are housed in a molded styrene housing with mounting holes for use on a control board. The Controller is part of the line of Atlas 150 electrical accessories and lighting.