Electrostar EMUs

The Electrostar is a collective name given to the hugely successful class of EMUs produced by Bombardier at its Derby factory. There have been seven different classes that come under the Electrostar umbrella, all working mainly in the south-east of the country. The first unit was delivered in 1999 to replace the Class 302 units on the London, Tilbury & Southend route. Over the following eighteen y...