Hyosung Heavy Industries said on September 7, 2026, that it is accelerating its push into the U.S. AI data center power market, combining the 22.9kV solid-state transformer it developed in 2022 with completed American production bases for ultra-high-voltage transformers and circuit breakers. In the announcement, issued from Seoul, the company said surging power demand driven by the proliferation of AI and data centers, coupled with the need to replace aging grid infrastructure, is driving…