ELECTRICAL ENERGY STORAGE DEVICE FOR A MOTOR VEHICLE AND RELATIVE ASSEMBLY METHOD

A device for the storage of electrical energy for a motor vehicle comprising a casing defining an inner volume and electrochemical cells housed in the inner volume and brought together along a direction. The device comprises a foam element of a first type interposed between a first pair of electrochemical cells along the direction and a foam element of a second type interposed between a second pair of electrochemical cells along the direction.