Hornby P9302W Digital 4 Amp Multi-purpose Transformer 15v
ARC Pro requires one or two P9302 transformers. These are 15 volt, 4 amp transformers. One will power up to three cars on both lanes, a second transformer is required to run between four and six cars (on both lanes). the 15 volt, 4 amp output is what is important – the various regional versions of the transformer simply turn the local main
