The utility model provides a 10kV takes lightning arrester of insulated wire puncture fastener is equipped with the puncture fastener on the high -pressure wire, be equipped with zinc oxide arrester on the cross arm, still is equipped with drainage rod on the puncture fastener, and the last discharge electrode that is equipped with of zinc oxide arrester forms a discharge gap between drainage rod and the discharge electrode, last two balls that discharge, two the 2nd discharge gap of formation between the ball that discharge of still being equipped with of zinc oxide arrester, the puncture fastener prevents electric arc firing high pressure wire on guiding to thunder and lightning electric arc drainage rod, has prolonged the life of high -pressure wire, a discharge gap, the 2nd discharge gap's setting has improved zinc oxide arrester's the ability of putting off arc, and then has improved zinc oxide arrester's lightning proof effect, and in addition, zinc oxide arrester does not have the electric current to flow past under the circumstances of lightning current not having, does not bear system voltage to prolong zinc oxide arrester's life, reduced daily operation maintenance, practiced thrift a large amount of manpower and financial resources.