A battery pack, comprising: a battery module (26, 28, 30) having a bottom surface and a top surface; the battery module (26, 28, 30) further having a plurality of flow channels extending through the battery module (26, 28, 30) from the top surface to the bottom surface; a base assembly adapted to hold the battery module (26, 28, 30) therein, the base assembly having a bottom wall and a first end and a second end; the bottom surface of the battery module (26, 28, 30) being disposed at an acute angle relative to the bottom wall of the base assembly in a first direction extending from the first end toward the second end; a cover assembly coupled to the base assembly such that battery module (26, 28, 30) is disposed within an interior region defined by the cover assembly and the base assembly, the cover assembly having a top wall extending parallel to the bottom wall of the base assembly, and a top surface of the battery module (26, 28, 30) being disposed at an acute angle relative to the top wall of the cover assembly in a second direction opposite to the first direction; and a first flow path being defined between the top surface of the battery module (26, 28, 30) and the top wall of the cover assembly, and a second flow path being at least partially defined between the bottom wall of the base assembly and the bottom surface of the battery module (26, 28, 30); an electric fan assembly being disposed in the interior region and fluidly communicating with the second flow path, the electric fan assembly being adapted to urge air to flow through an inlet aperture of the cover assembly, and through the first flow path, and the plurality of flow channels of the battery module (26, 28, 30), and the second flow path, and to exit an outlet aperture of the cover assembly; and an electronic assembly disposed on the base assembly proximate to the second end of the base assembly such that a portion of the second flow path extends underneath the electronic assembly, characterized in that the battery back further comprises a flow manifold disposed on the base assembly between the battery module (26, 28, 30) and the electric fan assembly such that a portion of the second flow path extends underneath the flow manifold, the flow manifold having a flow manifold inlet and a flow manifold outlet aperture, the flow manifold inlet fluidly communicating with the battery module (26, 28, 30), the flow manifold outlet aperture fluidly communicating with the electric fan assembly. a battery module (26, 28, 30) having a bottom surface and a top surface; the battery module (26, 28, 30) further having a plurality of flow channels extending through the battery module (26, 28, 30) from the top surface to the bottom surface; a base assembly adapted to hold the battery module (26, 28, 30) therein, the base assembly having a bottom wall and a first end and a second end; the bottom surface of the battery module (26, 28, 30) being disposed at an acute angle relative to the bottom wall of the base assembly in a first direction extending from the first end toward the second end; a cover assembly coupled to the base assembly such that battery module (26, 28, 30) is disposed within an interior region defined by the cover assembly and the base assembly, the cover assembly having a top wall extending parallel to the bottom wall of the base assembly, and a top surface of the battery module (26, 28, 30) being disposed at an acute angle relative to the top wall of the cover assembly in a second direction opposite to the first direction; and a first flow path being defined between the top surface of the battery module (26, 28, 30) and the top wall of the cover assembly, and a second flow path being at least partially defined between the bottom wall of the base assembly and the bottom surface of the battery module (26, 28, 30); an electric fan assembly being disposed in the interior region and fluidly communicating with the second flow path, the electric fan assembly being adapted to urge air to flow through an inlet aperture of the cover assembly, and through the first flow path, and the plurality of flow channels of the battery module (26, 28, 30), and the second flow path, and to exit an outlet aperture of the cover assembly; and an electronic assembly disposed on the base assembly proximate to the second end of the base assembly such that a portion of the second flow path extends underneath the electronic assembly,