 The "K3" trains are to be for Germany, Austria and Switzerland, 12 of the "K1" trains are to be operated into the Netherlands.On 5 March 2013, DB announced that it had approved a 12 car 250 km/h train configuration that would raise capacity over, and replace in the base order, the existing 10 car train - seating capacity would increase from 724 seats to 830 seats.The order was altered in expectation of growing ridership for DB's long-distance services.