100kv Dielectric Oil Dielectric Strength Tester WUHAN PRIMARY TESTER TECH&SCIENCE CO., LTD. Base Info Model NO.:HYYJ-501Trademark:HuayingTransport Package:Wooden CasesOrigin:China (Mainland)HS Code:9030849000 Description Pre:Transformer Tan Delta Test Set Next:Hot Sales Portable Circuit Breaker Analyzer