Battery having a cell arrangement , wherein the cell arrangement has a plurality of battery cells , wherein the cell arrangement has at least two battery sections and each battery section consists of a plurality of battery cells , wherein each battery cell has a first and a second end terminal and wherein between the first and the second end terminal of each battery cell a battery cell longitudinal axis extends, wherein the battery cell longitudinal axes of each battery section are each arranged parallel to each other, and wherein the battery sections are arranged adjacent to each other, wherein between at least two adjacent battery sections , an at least partially electrically and thermally conductive contacting section element having a first side and a second side is arranged, that has each on the first side and on the second side at least one electrically and thermally conductive contacting section , wherein the battery sections are arranged relative to each other such that to each battery section a plane can be assigned that extends perpendicular to the battery cell longitudinal axes of the battery cells of the battery section through at least one of the battery cells of the battery section , and wherein battery sections adjacent to the battery section are not intersected by this plane, wherein the end terminals facing the first side of that contacting section element are electrically and thermally conductively connected to the at least one contacting section of this first side , wherein the end terminals facing the second side of this contacting section element are electrically and thermally conductively connected to the at least one contacting section of this second side , and wherein end terminals of the battery cells are electrically and thermally conductively connected to each other via the contacting section element such that an electric current and a heat flow are distributed throughout the entire cell assembly , wherein the contacting section element is formed as a conductor structure element partially made of a non-electrically conductive material, the conductor structure element having each on a first side and on a second side at least one electrically and thermally conductive contacting section , and wherein each contacting section is electrically and thermally conductively connected to each other contacting section , characterized in that in the non-electrically conductive material of the conductor structure element, a core made of an electrically and thermally conductive material is arranged, wherein on the sides of the non-electrically conductive material facing away from the core in each case the at least one contacting section is arranged, and wherein at least one electrically and thermally conductive lead-through element extends through the core and through the non-electrically conductive material arranged on both sides of the core , wherein the lead-through element is electrically insulated from the core and is electrically conductively connected to the at least one contacting section on the first side and to the at least one contacting section on the second side , such that an electrically and thermally conductive connection of the contacting sections on the first side to the contacting sections on the second side is produced via the lead-through element and a heat flow can be picked up and dissipated from the conductor structure element by means of the core . <EOS>