The Ekspress (Russian: Экспресс) is a highly flexible satellite bus designed and manufactured by ISS Reshetnev.
[3][4][5][6] The Ekspress bus has two main platforms: the 1000 light to medium version and the 2000, for heavy satellites.
[7][2] The Ekspress-4000 (Russian: Экспресс-4000) is a collaboration with Thales Alenia Space to mix the best elements of the Ekspress-2000 with the Spacebus 4000.
[9] It would be a direct to GEO platform for spacecraft massing up to 3,200 kg (7,100 lb) and having a power production of 14 kW with a life expectancy of 15 years.
[8] During 2009, the plan was to start with a series of satellites in HEO orbits for the Russian government, called Ekspress-RV Экспресс-РВ).