The utility model relates to an arrester technical field especially relates to an electric experimental support of arrester. An electric experimental support of arrester, includes the support body, support body upper strata is equipped with insulation cover plate, insulation cover plate is last to have inlayed 3 aluminum plate, the last screw hole of seting up a plurality of specifications of aluminum plate, support body side lower part is equipped with ground connection pile head and gyro wheel, and the earth connection twines on the gyro wheel. Prior art compares, the utility model discloses there is following beneficial effect: whole test stand equipment is convenient, and is applicable in different specification model's arrester moreover, the support can be accepted when not using, has reduced area, and during the use, as required, the height -adjustable festival of support, application scope is extensive.