20kv Power Transformer Capacitance Dissipation Tester WUHAN PRIMARY TESTER TECH&SCIENCE CO., LTD. Base Info Model NO.:HYGS-20KVTrademark:HuayingTransport Package:Wooden CasesOrigin:China (Mainland)HS Code:903084900 Description Pre:High Precision Transformer Test Instruments Tangent Delta Tester Automatically Measurement Next:20kv Capacitance and Tan-Delta Tester/Insulation Power Factor Test Set