BATTERY HOUSING

Disclosed is a battery housing including a base plate, a side member disposed on one side of the base plate in a first direction, a cooling water channel disposed on an inner side of the side member in the first direction, and including a manifold pipe extending in a second direction crossing the first direction, and a cover module covering an inner side of the manifold pipe, and extending in the second direction to accommodate the manifold pipe together with the side member. The cover module includes a support member supporting the manifold pipe.