BATTERY MODULE AND BATTERY PACK AND VEHICLE INCLUDING SAME

A battery module according to one embodiment of the present invention comprises: a submodule comprising a battery cell stack assembly comprising a plurality of battery cells; a module housing accommodating the sub-module; a front sealing plate covering an opening portion on one side in the length direction of the module case and provided with an inlet; a rear sealing plate covering an opening portion on the other side in the length direction of the module case and provided with an outlet; and a sensing assembly for sensing the voltage of the battery cells. 根据本发明的一个实施例的电池模块包括：子模块，包括电池单体堆组件，电池单体堆组件包括多个电池单体；模块壳体，容纳子模块；前密封板，覆盖模块壳体的长度方向上的一侧的开口部并且设置有入口；后密封板，覆盖模块壳体的长度方向上的另一侧的开口部并且设置有出口；以及感测组件，用于感测电池单体的电压。