Fuse assembly, battery, electric device and energy storage device

The utility model discloses a fuse assembly, a battery, an electric device and an energy storage device, the fuse assembly comprises a housing, a fuse main body and a heat conduction member, the housing forms an installation cavity, and the cavity wall of the installation cavity is provided with an avoidance hole; the fuse main body is mounted in the mounting cavity; the heat conduction piece is arranged in the avoiding hole and covers the avoiding hole, one surface of the heat conduction piece abuts against the fuse body, and the other surface of the heat conduction piece is used for being installed on a liquid cooling assembly. According to the technical scheme of the utility model, on the basis that the fuse is provided with a protection structure, the structure is simplified, and the heat dissipation effect of the fuse assembly is improved.