Electric slammer EH-700 is designed to prevent losses of oil products from a vertical tank through leaks in pipelines and in a tank valve or due to a pipeline rupture. Khlopusha is a component part of tanks for oil products. In case of remote control of pumping, electric drive mechanisms are installed on vertical tanks to open the crackers. The cracker is mounted at the end of the inlet and outlet, facing the inside of the vertical tank.