Electric track excavator in the weight class 8-10 tons. The contracting authority needs a reliable and efficient electric track excavator for varied excavation assignments in different environments. The machine shall primarily be used for work in spawning streams, salamander dams and marsh restorations, stump milling and excavation in urban areas where noise reduction and the absence of local pollution are prioritised, and maintenance of, among other things, ladestien and general excavation work along roadsides, ditches and paths. The machine shall be operated with a powerbank and it must be able to be transported on the contracting authority ́s hook vehicle. Therefore, there is a critical dependency between the machine ́s total weight and transport capacity.