68 registered factories in Korea report making instrument transformers, most of them in Gyeonggi-do, Seoul, Incheon. Korea exported US$51.8 million of instrument transformers in the 12 months to Aug 2026 (down 8.5% on the year before), with Vietnam the largest market.
68factories
16with English names
16with ★3+ verified signals
$51.8 millionexports, 12 months
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Korea's instrument transformer exports
US$51.8 million
12 months to Aug 2026 · ▼ 8.5% year on year
Top destinations · share · change
Vietnam21.3% · ▲ 8.0%
United States16.0% · ▼ 10.1%
China13.0% · ▼ 27.5%
Thailand9.6% · ▼ 10.2%
Philippines5.1% · ▲ 43.9%
Source: Korea Customs Service, HS 850431. National totals for the product category, not the exports of the companies listed here.
Suppliers with the strongest public records top 16 of 16
Ranked by signals we can verify in public records: National Pension Service enrollment (actual employees),
years in business, Inno-Biz / Main-Biz / venture certification, stock listing, DART filings and nuclear or defense registration.
This is not a credit or quality rating.