BATTERY PACK

The present invention relates to a battery pack and provides a battery pack for preventing or reducing an explosion by minimizing impact and heat transfer between a plurality of embedded battery modules. The battery pack comprises: a first battery module and a second battery module aligned in a first direction; a crush beam unit provided between the first battery module and the second battery module; and a housing for accommodating the first battery module, the second battery module, and the crush beam unit therein, wherein the crush beam unit comprises a first heat insulation pad facing the first battery module, and a second heat insulation pad facing the second battery module.