==Variants=====Zefiro 250===The first variant of the Zefiro concept to be produced was a series of twenty 16-car EMU sleeper trains produced by Bombardier's joint venture Sifang Power (Qingdao) Transportation (BSP), which were delivered from 2009.
===Zefiro 250===Первый вариант Zefiro построен в серии из двадцати 16-вагонных электропоездов со спальными местами на заводе Sifang Power (Qingdao) Transportation, поставки начались в 2009 году.