Surge absorber belongs to the JSE series products of glass discharge tube and can prevent equipment from damages caused by overvoltage. Surge absorber featured with strong surge absorbing ability, quick response, small electrostatic capacity, excellent insulation performance, outstanding inhibitory effect on surge voltage, low limited voltage and non-polarity, It ismainly used in: 1ordered and disordered signal system; Such as car audios, ordered and disordered signal devices, ect. 2. C. R. T MODEM ADSL protection; 3. Other electrostatic and communication protection measures)