The AI Infrastructure Stack
Sub-category 17.1

Power Transformers (Large & Medium)

Step up generation to transmission voltage and back down. Massive units, multi-year lead times. Single biggest grid bottleneck.

Players

Players: Hitachi Energy (formerly ABB Power Grids) 6501.T, GE Vernova Grid Solutions GEV, Siemens Energy ENR.DE, Hyundai Electric 267260.KS, HD Hyundai Heavy 329180.KS, Mitsubishi Electric 6503.T, WEG WEGE3.SA, Howard Industries Private, ERMCO Private, Toshiba Energy Systems 6502.T, HICO America Hyosung

Analysis coming soon — this page is scaffolding for deeper research into power transformers (large & medium).