EP20 "Olympus" is a Russian high-speed six-axle passenger electric locomotive with dual power, designed by Transmashholding using a number of technical solutions from the French company Alstom as part of the joint venture "Rail Transport Technologies". EP20 is conceived as the lead project of a large-scale development program for a wide range of new generation Russian electric locomotives with asynchronous traction drive. The electric locomotive is mass-produced at the Novocherkassk Electric Locomotive Plant. As of December 2021, 80 electric locomotives have been produced, all of them have become the property of Russian Railways OJSC and operate with passenger trains.