... :10mm 2.Varistor voltage:470V 3.Vac:300V 4.Certificate:UL.VDE,SGS,ROHS,ISO 90001 2008 MYG varistor 10D471K1.Feature1 ... ).Diameter:10mm2).Varistor voltage:470V3).Vac:300V4).Certificate:UL.VDE,SGS,ROHS,ISO 90001 2008 2. Electrical parameters for ... worldwide with high quality and competitive price .We have attened UL,VDE,SGS,ISO 9001 2008,ROHS etc approval certificate for ...