Metal oxide surge arrester, as an overvoltage protection device, can effectively protect transmission & distribution lines and electrical equipment from atmospheric overvoltage and switching overvoltage with its excellent V-A characteristics and superb response speed . Furthermore, with its polymer housing, surge arrester is also featured with: small size, light weight, easy installation, good pressure relief performance and so on.The arresters manufactured by Yikun Electric employ advanced production equipment, strict manufacturing process, comprehensive QC system and testing technology, ensuring the quality of the arresters and technical performance fully meet the requirements of GB/T11032 and IEC60099-4 standards.