Testimonials
Metal-oxide surge arrester(Lightning arrster, polymer surge arrster) ISO9001 Certification
* UL 1414 Recognized (File#E186499)
* UL 1449 Recognized (File#E173642)
* CSA Recognized (File#97495)
* VDE Recognized (File#5944)
* CQC Certificate No.CQC03001005165&CQC03001007654