A battery cell assembly, comprising: a first battery cell having a first side and a second side (156, 158); a second battery cell having a first side and a second side, the first side of the second battery cell contacting the second side of the first battery cell; a heat exchanger having a first side and a second side (256, 258), the first side of the heat exchanger contacting the second side of the second battery cell; and a third battery cell having a first side and a second side, the first side of the third battery cell contacting the second side of the heat exchanger, the heat exchanger being configured to remove heat energy from the first, second, and third battery cells (92, 96, 104) to maintain the first, second, and third battery cells (92, 96, 104) at substantially a desired temperature; characterized in that the heat exchanger further comprises a housing, an inlet port and an outlet port coupled to the housing, the inlet port extending outwardly from the housing, the outlet port also extending outwardly from the housing, and the inlet port being configured to receive a fluid therein such that the fluid flows from the inlet port through the housing and through the outlet port, the battery cell assembly further comprises a first rectangular ring-shaped frame member having a first side and a second side (110, 112), the second side of the first rectangular ring-shaped frame member contacting the first side of the first battery cell, and the battery cell assembly further comprises a second rectangular ring-shaped frame member having a first side and a second side (200, 202), the first side of the second rectangular ring-shaped frame member contacting both the second side of the first rectangular ring-shaped frame member and the second side of the second battery cell. a first battery cell having a first side and a second side (156, 158); a second battery cell having a first side and a second side, the first side of the second battery cell contacting the second side of the first battery cell; a heat exchanger having a first side and a second side (256, 258), the first side of the heat exchanger contacting the second side of the second battery cell; and a third battery cell having a first side and a second side, the first side of the third battery cell contacting the second side of the heat exchanger, the heat exchanger being configured to remove heat energy from the first, second, and third battery cells (92, 96, 104) to maintain the first, second, and third battery cells (92, 96, 104) at substantially a desired temperature; characterized in that the heat exchanger further comprises a housing, an inlet port and an outlet port coupled to the housing, the inlet port extending outwardly from the housing, the outlet port also extending outwardly from the housing, and the inlet port being configured to receive a fluid therein such that the fluid flows from the inlet port through the housing and through the outlet port, the battery cell assembly further comprises a first rectangular ring-shaped frame member having a first side and a second side (110, 112), the second side of the first rectangular ring-shaped frame member contacting the first side of the first battery cell, and the battery cell assembly further comprises a second rectangular ring-shaped frame member having a first side and a second side (200, 202), the first side of the second rectangular ring-shaped frame member contacting both the second side of the first rectangular ring-shaped frame member and the second side of the second battery cell.