Newport, Gwent, Wales, United Kingdom
Park Square Transformer. From 1895 rubber-covered cable carried 2000 volt A.C. current from Newport's first power station in Llanarth Street to transformers which reduced it to 200 volt for supplying the wealthier householders.
Listen to the audio guide for Park Square Transformer blue plaque Free on WIP — starts by itself when you arrive, even with the screen off