We are bright company comprised of kind people who are grateful to share our past, present and future.

KAST has been manufacturing various types of test equipment and systems for coil winding products, electric devices, high voltage products, and electric home appliances since 1987. At present, 40 kinds of high accurate test equipment and systems are under commercial production, and ranked first in domestic market share in South Korea.

KAST's products are used in the manufacturing fields more than 2000 companies relating to motor, transformers, solenoid, car electric parts, nuclear plant, mobile phone and more.
KAST manufactures these products on the basis of accumulated experience (including patents) and the continuous R&D investment. KAST runs its own Calibrating Laboratory certified under IEC 17025.

Our overseas marketing is also expanding every year and our endless efforts for exporting will continue in order to meet the increasing demands of overseas customers. With open-minded and warm hearts, we at KAST are waiting to negotiate with you.


1978.11 Established
2001.05 Patents for Surge Tester
2002.01 Designated as National Calibration Institute (ISO/IEC 17025)
2002.11 Awards (Test Equipments Parts, High Accuracy Equipments Parts)
2003.07 Designated as Superior Exporting Firm
2003.09 Designated as INNO-BIZ Company
2006.03 Certificate of NEP (New Excellent Product)
2006.11 CE Certificate for Digital Surge Tester