The utility model discloses a lightning arrester test support, including base, branch and test bench, base and test bench adopt regular triangle conducting material to make, branch connect in base andtest bench in the heart, be equipped with three insulating stabilizer blade on the base, the border position of base is equipped with the earth connection hole, be equipped with an arrester fixed orifices on the three angle of test bench respectively. The utility model discloses put difficult problem in the time of conveniently solving ficus pumila to overcome the not enough of prior art.