BATTERY PACK

Provided is a battery pack for a secondary battery that can improve efficiency of a manufacturing process of the secondary battery and the performance or structural stability of the battery pack for the secondary battery. The battery pack may include a battery cell that has two end portions along a height direction, a cell holder that accommodates the battery cell therein, a frame part that covers a side surface portion of the cell holder, an adhesive part that is arranged between the cell holder and the frame part, and a rib portion that extends along a periphery of the side surface portion of the cell holder and divides the side surface portion of the cell holder into a first region and a second region spaced apart from each other along the height direction.