A battery assembly, comprising: a plurality of batteries, each battery of said plurality of batteries comprising a first terminal at a first end portion of said battery and a second terminal at said first end portion of said battery, wherein said plurality of batteries are divided into a plurality of battery groups, each battery group of said plurality of battery groups comprising a subset of said plurality of batteries, wherein said batteries within each subset of said plurality of batteries are electrically connected in parallel, and wherein said battery groups of said plurality of battery groups are electrically connected in series; characterized by a plurality of bus bars, wherein said plurality of bus bars are non-overlapping and configured in an alternating pattern with said plurality of battery groups, wherein said alternating pattern alternates a single bus bar of said plurality of bus bars with a single battery group of said plurality of battery groups such that only one bus bar is adjacent to either side of each battery group, wherein a first set of said bus bars are of a first polarity and wherein a second set of said bus bars are of a second polarity, wherein said plurality of bus bars alternate between said first polarity and said second polarity, wherein each battery of a corresponding battery group is electrically connected via said first terminal to one bus bar of said first set of bus bars adjacent to a first side of said corresponding battery group and electrically connected via said second terminal to one bus bar of said second set of bus bars adjacent to a second side of said corresponding battery group; a first current distribution link electrically connected to a first bus bar of said plurality of bus bars and to a first high current input, wherein said first bus bar is of said first polarity, said first current distribution link comprising a first sheet of a material and a first plurality of slots, wherein said first plurality of slots define a first plurality of current pathways of equal length between said first high current input and each battery of a first battery group of said plurality of battery groups, wherein said first battery group is electrically connected to said first bus bar; and a second current distribution link electrically connected to a last bus bar of said plurality of bus bars and to a second high current input, wherein said last bus bar is of said second polarity, said second current distribution link comprising a second sheet of said material and a second plurality of slots, wherein said second plurality of slots define a second plurality of current pathways of equal length between said second high current input and each battery of a second battery group of said plurality of battery groups, wherein said second battery group is electrically connected to said last bus bar. a plurality of batteries, each battery of said plurality of batteries comprising a first terminal at a first end portion of said battery and a second terminal at said first end portion of said battery, wherein said plurality of batteries are divided into a plurality of battery groups, each battery group of said plurality of battery groups comprising a subset of said plurality of batteries, wherein said batteries within each subset of said plurality of batteries are electrically connected in parallel, and wherein said battery groups of said plurality of battery groups are electrically connected in series; characterized by a plurality of bus bars, wherein said plurality of bus bars are non-overlapping and configured in an alternating pattern with said plurality of battery groups, wherein said alternating pattern alternates a single bus bar of said plurality of bus bars with a single battery group of said plurality of battery groups such that only one bus bar is adjacent to either side of each battery group, wherein a first set of said bus bars are of a first polarity and wherein a second set of said bus bars are of a second polarity, wherein said plurality of bus bars alternate between said first polarity and said second polarity, wherein each battery of a corresponding battery group is electrically connected via said first terminal to one bus bar of said first set of bus bars adjacent to a first side of said corresponding battery group and electrically connected via said second terminal to one bus bar of said second set of bus bars adjacent to a second side of said corresponding battery group; a first current distribution link electrically connected to a first bus bar of said plurality of bus bars and to a first high current input, wherein said first bus bar is of said first polarity, said first current distribution link comprising a first sheet of a material and a first plurality of slots, wherein said first plurality of slots define a first plurality of current pathways of equal length between said first high current input and each battery of a first battery group of said plurality of battery groups, wherein said first battery group is electrically connected to said first bus bar; and a second current distribution link electrically connected to a last bus bar of said plurality of bus bars and to a second high current input, wherein said last bus bar is of said second polarity, said second current distribution link comprising a second sheet of said material and a second plurality of slots, wherein said second plurality of slots define a second plurality of current pathways of equal length between said second high current input and each battery of a second battery group of said plurality of battery groups, wherein said second battery group is electrically connected to said last bus bar.