The High-Precision Transformer Short-Circuit Impedance Tester is a professional testing instrument developed for transformer manufacturing inspection, type testing, and precision maintenance. Adopting advanced digital signal processing (DSP) technology and high-precision sampling components, it achieves ultra-high measurement accuracy, fully complying with IEC and GB national standards. This tester is widely used in transformer factories, electrical testing institutions, and power grid research departments, providing reliable data for transformer performance evaluation and quality control.

Sansion Power Electric was established in 2005, a technocrat who have rich experience of more than 20 years in R&D, manufacturing and marketing of power electrical testing products, which are widely used in the fields of power electric, railroad, energy conservation and environment protection, water conservancy, petrochemical industry, aerospace and etc. Sansion Power Electric contains R&D department, instruments manufacturing workshop, HV workshop, sample exhibition room, HV testing laboratory, quality control department, general office, sales departments, information office and ete, now we have more than 80 employees including 20 technical engineers. We have obtained the IS09001 quality system certification and all products strictly conform to the international IEC and Chinese state standards.