Lego 742 12v Transformer |
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The Lego 742 12v Transformer for 100 volt mains is basically a universal remote for all the things going on in your train track. There are ports in the transformer that controls the train, of course, one for the switch tracks, and one for the signals. It is great because all these devices to control the switch track snaps onto place on the transformer, so you can have a neater train station. The Lego 742 12v Transformer was released in 1970, contains 1 pieces and includes 0 minifigures. |