A cooling system for a capacitor (104) comprises a housing (102) for the capacitor (104), the housing (102) comprising of a bottom surface (114), a top surface (116), and at least one side surface connecting the bottom surface (114) and the top surface (116), the housing (102) further including: a bottom inlet manifold (132) and a bottom outlet manifold (133) extending along the bottom surface (114); an inlet side channel (135) extending along the side surface, the inlet side channel (135) being in fluid communication with the bottom inlet manifold (132); an outlet side channel (134) extending along the side surface, the outlet side channel (134) being in fluid communication with the bottom outlet manifold (133); a top inlet manifold (110) extending along the top surface (116), the top inlet manifold (110) being in fluid communication with the inlet side channel (135); and a top outlet manifold (111) extending along the top surface (116), the top outlet manifold (110) being in fluid communication with the outlet side channel (134).