Built in 1985 by BR York. These units are all second class seating and work on suburban services. Top speed is 75 mph, 120 km/h and have 4 traction motor rated at a total of 740 kW, 992 hp. They pick up current via a 3rd rail at 750 V dc.
South West Trains unit 455903 arriving at Waterloo on Monday, June 14th, 1999.