Battery Pack

Abstract: The present invention relates to a battery pack. Specifically, the battery pack of the present invention is characterized by comprising: a pack case having an external terminal formed on one side and a module area in which a plurality of battery modules are stored; a protection frame formed to extend across the pack case and dividing the module area; a bus bar electrically connecting the battery module and the external terminal of the pack case; and a battery management unit provided on the other side opposite to the one side of the pack case having the external terminal formed thereon, wherein the protection frame includes a slot formed to extend along the longitudinal direction of the protection frame, the module area is divided by the protection frame and includes a first battery unit formed on one side of the protection frame and a second battery unit formed on the other side of the protection frame, and the bus bar is inserted and fixed into a slot of the protection frame, and has the side surface surrounded by the protection frame.

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