 Class 72 is a series of 36 four @-@ car electric multiple units built by AnsaldoBreda . The units are permanently coupled together using Jacobs bogies . Each unit has a power output of 2 @,@ 550 kilowatts ( 3 @,@ 420 hp ) , allowing a top speed of 160 kilometers per hour ( 99 mph ) . The trains are 85 @.@ 57 meters ( 280 @.@ 7 ft ) long and weigh 156 tonnes ( 154 long tons ; 172 short tons ) , and have seating for 310 passengers and one toilet . The trains have better accessibility than the older units and unlike their predecessors are equipped with an electronic public information system . Nine of the units are used on the Jæren Commuter Rail , while the remaining 25 units are used on the Oslo Commuter Rail . 
