F MALE TO F FEMALE 75 OHM LIGHTNING ARRESTER BL-F-75JK-G F MALE TO F FEMALE 75 OHM LIGHTNING ARRESTERUtilizing 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 ...