The utility model belongs to the technical field of the electric power utensil, announced an electric brake wiring cap, including the cap body, the wire jack who runs through around being equipped with one on the cap body, the higher authority of the cap body is equipped with one and the communicating bolt hole of wire jack, be equipped with a swing joint's clamp plate in the wire jack, extend from wire jack in the both ends of clamp plate, extend portion's both sides are equipped with respectively to add has strong market potential, be equipped with a recess below the wire jack inlet wire end. The utility model discloses at prior art's through wires hole riga dress clamp plate, the line ball area is more comprehensive, adds moreover and has established the recess, prevents that the insulating layer from propping up the clamp plate, has effectively solved prior art and has had fixed inaccuracy, fixed insecure technical problem.