The ultra high voltage transformer lowers the high voltage of 150,000 volts transmitted from the substation to 20,000 volts for use at each site.

Sewon SNP manufactures and manufactures various accessories mounted on the ultra high voltage transformer enclosure and outer wall. Key accessories include the ConservatorPRD Pipe, Support, Hand Hole, Cover Part, and Bank Pipe.

Currently, we operate three factories dedicated to the production of transformer accessories with a land area of 4,332.4㎡ and a building area of 2,532.85㎡. We have the capacity to manufacture 7-10 transformer accessories annually..