Electrical assembly for power battery and power battery

The utility model relates to an electrical assembly for a power battery and the power battery, the electrical assembly comprises an insulating heat conduction piece and at least two busbars, all the busbars are integrated on the insulating heat conduction piece, and the bottom surface of each busbar is in contact with the insulating heat conduction piece. According to the utility model, the heat dissipation capability of the busbar can be improved, the current carrying capacity of the busbar is increased, and the installation of the busbar is simplified. 本实用新型涉及一种用于动力电池的电气总成以及动力电池，该电气总成包括绝缘导热件以及至少两个汇流排，所有的汇流排均集成在绝缘导热件上，且每个汇流排的底部表面均与绝缘导热件接触。本实用新型能够提高汇流排的散热能力，增大汇流排的电流载流，且简化汇流排的安装。