With the final upgrade of the line between Camden Road and Stratford, the need to change traction current systems on this stretch was eliminated, and now the only changeover takes place at Acton Central for the short section to Richmond.
Med den endelige opgradering af banen mellem Camden Road og Stratford blev behovet for skift af traktionstype på denne strækning elimineret, og nu foregår det eneste skifte på Acton Central.