The locomotive is equipped with multiple unit control system, which allows a single driver to drive two coupled engines from one cab.

In 1959 an agreement was signed with the producer of the EU06, English Electric, under which Poland bought the license for the EU06 and started its production in Pafawag Wrocław, under build number 4E.

More elaborate changes included removing the "buckets" and mounting the headlights flush with the body panels for better aerodynamic performance.

EP07 is a later modification of EU07, with changed motors and gear ratios to make them better suited for hauling passenger trains.

[3] The following engines are heavily based on EU07: On 12 August 2011, locomotive number 1034 derailed at Baby, Piotrków County whilst hauling a passenger train from Warszawa Centralna to Katowice.