This kind of product is used for prevent the equipments of AC electrical power system against the damage of atmosphere over-voltage and operating over-voltage. It has Features of small volume, simple structure, light weight, pollution-proof and non-detonation and is suitable to be used in the densely populated city.
Compact & high mechanical strength
High quality Zinc Oxide material
Silicone rubber for weatherability
No gaseous of fluid material, fully sealed