BATTERY MODULE AND BATTERY PACK

A battery module comprising a plurality of battery cells having two opposite ends, a first busbar assembly comprising at least a first busbar coupled with a first busbar frame, and a second busbar assembly comprising at least a second busbar coupled with a second busbar frame configured to electrically couple the battery cells, and a main frame having side walls forming a housing and a middle wall inside the housing dividing an inner space of the housing in a vertical direction to a first and a second section, wherein the middle wall comprises a plurality of holes for receiving the battery cells such that one end of battery cell is in the first section and another end is in the second section, and wherein the middle wall further comprises a plurality fastening members for fastening the first busbar assembly to the main frame in the first section and the second busbar assembly to the main frame in the second section such that the battery cells are arranged between the first and the second busbar assemblies which couple the battery cells to the battery module.