Universal isolating switch with strong functions

The utility model discloses a universal isolating switch with a strong function. The junction box comprises a junction box upper cover assembly, a storage battery bolt assembly, a diode and a junctionbox main body, a plurality of wire columns are fixed in the junction box main body; a bracket is sleeved between the lead columns; the bracket is fixed in the junction box main body through a nut; wherein one side of the support is fixedly provided with a storage battery bolt assembly through a nut, the surface of the support is connected with a diode, the outer surface of the junction box main body is provided with a plurality of lower buckles, and the junction box main body is provided with a junction box upper cover assembly which is matched with the junction box main body. Power is takenfrom the positive electrode of an automobile storage battery, and the device is suitable for various types of new energy pure-power and hybrid-power automobiles and can protect wire harnesses againstimpact of instantaneous lar