A battery assembly comprising: a battery containment apparatus comprising: a chassis base; a plurality of divider sheets coupled to said chassis base, wherein said plurality of divider sheets are spaced from each other such that a battery cell slot is defined between adjacent divider sheets; a compression plate assembly comprising a first compression plate and a second compression plate coupled to at least one divider sheet of said plurality at opposing ends of said battery containment apparatus; and at least one tensioning member coupled between said first and second compression plates (216/218); and a battery cell positioned within each battery cell slot thereby defining a plurality of battery cells, wherein said first and second compression plates (216/218) are configured to compressively hold said plurality of battery cells between said plurality of divider sheets, wherein at least one of said chassis base and said compression plate assembly are formed from a thermoplastic material, characterized in that the thermoplastic material comprises a carbon fiber reinforced polymer (CFRP) material including a polyetherketoneketone (PEKK) material having carbon fiber material dispersed therein. a battery containment apparatus comprising: a chassis base; a plurality of divider sheets coupled to said chassis base, wherein said plurality of divider sheets are spaced from each other such that a battery cell slot is defined between adjacent divider sheets; a compression plate assembly comprising a first compression plate and a second compression plate coupled to at least one divider sheet of said plurality at opposing ends of said battery containment apparatus; and at least one tensioning member coupled between said first and second compression plates (216/218); and a chassis base; a plurality of divider sheets coupled to said chassis base, wherein said plurality of divider sheets are spaced from each other such that a battery cell slot is defined between adjacent divider sheets; a compression plate assembly comprising a first compression plate and a second compression plate coupled to at least one divider sheet of said plurality at opposing ends of said battery containment apparatus; and at least one tensioning member coupled between said first and second compression plates (216/218); and a battery cell positioned within each battery cell slot thereby defining a plurality of battery cells, wherein said first and second compression plates (216/218) are configured to compressively hold said plurality of battery cells between said plurality of divider sheets, wherein at least one of said chassis base and said compression plate assembly are formed from a thermoplastic material, characterized in that the thermoplastic material comprises a carbon fiber reinforced polymer (CFRP) material including a polyetherketoneketone (PEKK) material having carbon fiber material dispersed therein. wherein at least one of said chassis base and said compression plate assembly are formed from a thermoplastic material, characterized in that the thermoplastic material comprises a carbon fiber reinforced polymer (CFRP) material including a polyetherketoneketone (PEKK) material having carbon fiber material dispersed therein.