Utilizing special gas to be in charge of descharging,the principle suppress the too high voltage.

When the wave wells up the regulation that the voltage is greater than the gas and in charge of,gas in charge of discharge earth connection too high voltage,protect the apparatus systematically.  shell                     brass                         Silver or CuSnZn3 plated

contact pin            brass                         gold plated

elastic contact       beryllium                    gold plated

insulator                PTEE

Other matal parts   brass                          silver plated

O-ring                    6146 silastic

N Male To N Female Gas Tube Discharge Arrestor