# Hyosung Heavy Industries to invest KRW 100B in ultra-high-voltage circuit breaker plant in Changwon

Hyosung Heavy Industries announced a KRW 100 billion investment to build a new export-dedicated ultra-high-voltage circuit breaker plant in Changwon, South Korea. The plant is targeted for completion in the first half of 2026 and will increase production capacity by about 1.5 times.

- Type: New facility
- Announced: 2025-09-24
- Where: Changwon, South Korea, South Korea
- Value: $75.0M (100.0B KRW)
- Starts operating: Q1 2026
- Status: announced
- Capacity: 1.5 times current capacity
- Products: ultra-high-voltage circuit breakers (420kV, 550kV, 800kV)
- Sectors: [Electrical Equipment](https://endata.com/sectors/electrical-equipment.md)

## Companies

- [Hyosung Heavy Industries](https://endata.com/companies/5898.md)

## Sources

- [asiae.co.kr](https://www.asiae.co.kr/article/2025092409201252402), 2025-09-24: "글로벌 전력 인프라 수요 확대에 대응하기 위해서는 수주 물량을 원활히 소화할 수 있는 생산능력 확보가 필수"

---
Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.