Battery pack

Abstract

A battery pack comprises: a plurality of battery stacks, each of which comprises a plurality of battery cells stacked in a first direction; a housing configured to contain the battery stack; and a plurality of busbars configured to electrically connect the plurality of battery cells. The plurality of battery stacks is arranged in the housing in a second direction perpendicular to the first direction. The plurality of busbars includes a first busbar arranged to extend between battery stacks adjacent in the second direction and connected to terminals of the battery cells contained in different battery stacks to electrically connect the battery cells contained in the different battery stacks.The multiple battery cells, which are arranged in the second direction at the same position in the first direction, are electrically connected in series by the first busbar.

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