This vintage TRIANG Power unit No1 is a 12V - 1 AMP transformer designed for powering model railways. It is boxed and in good working condition. The unit is suitable for use with DCC control systems and is compatible with Analogue control systems. The gauge is No.1 and the scale is 1:8. The voltage is 12V and the power type is DC. This item is a great addition to any model railway collection and is perfect for powering your layout.