Each train has a power output; this is an unusually high power to weight ratio for trains with that maximum speed. The units use the standard Norwegian voltage of . Up to four units can be run in multiple, creating 12-car (or 16-car after the upgrade) trains. However, the trains normally only operate as single or double units, limiting the length to eight cars. End cars are and weigh , while center cars are and weigh . The pantograph is located on the center car. Each unit has 168 seats, that are built modally so that the seating can be reconfigured. The sixteen units cost .