Hangzhou Yongde Electric Appliances Co.,Ltd products

Main features: It adopts double sealing structure, the core encapsulates by molded silicone rubber which completely solves the sealing problem of porcelain housed products. It has a two-way pressure release structure. Its core component ZnO varistor has good pressure ratio, consistency, large flow capacity and high reliability. E creepage distance of porcelain housed products is wide which is suitable for IV level heavy pollution areas.