Kato Power Pack Standard SX Power Pack.  includes transformer

Power up to 5 average HO trains. Solid state circuitry delivers 18VA output and superior slow-speed acceleration. Features a mainline direction switch, on/off, Red LED pilot light, 300° speed control and circuit protection.

Bristling with advanced control features, this unit delivers maximum railroading realism. For example, one of its key features is momentum control, sometimes referred to as flywheel action. It's loaded with popular features, including Accutec Technology(TM), Proportional Tracking Control, Automatic Circuit Protector and Advanced Slow Speed...