TJL, TJT, TJG series T-type clamps are suitable for branch connection of 10KV overhead insulated power, and also suitable for T-type connection between electrical equipment in power plants and substations and overhead busbars. Insulation cover and T-type clip are suitable for matching, and play the role of insulation protection. 1. Simple installation, no need to peel the insulated wire, moisture-proof, waterproof, anti-corrosion, and prolong the service life of the insulated wire and the clip. 2. Greatly saves expensive cable return lines, has wind resistance, high safety performance, twist resistance, flame retardant, fire protection, no maintenance, very small installation space, saves bridge and civil construction costs, and does not require terminal boxes and distribution in construction applications. Connection box, no need for cable return, saving cable investment and cost.