BATTERY MODULE AND BATTERY PACK INCLUDING SAME

A battery module according to an embodiment of the present disclosure includes a battery cell assembly including a first battery cell assembly and a second battery cell assembly in which a plurality of battery cells are stacked, respectively; an upper frame that houses an upper surface and both side surfaces of the battery cell assembly and is opened in its front and rear surfaces; a lower frame that houses the lower surface and both side surfaces of the battery cell assembly and is opened in its front and rear surfaces; and end plates that are respectively located on a surface adjacent to the outer side among the front and rear surfaces of the first battery cell assembly and a surface adjacent to the outer side among the front and rear surfaces of the second battery cell assembly, wherein the first battery cell assembly and the second battery cell assembly are arranged separately in a direction facing each other, and wherein the upper frame is made of a material having a melting point higher than the melting point of the material constituting the lower frame.