SMRTR Science & EngineeringAug 24, 2026Ars Technica

Energy-hungry AI data centers spur new power transformer technology

SMRTR summary

AI data centers are driving demand for solid-state transformers, a modern alternative to century-old copper-and-steel designs. Unlike traditional transformers, these semiconductor-based devices convert AC to DC power directly, reducing infrastructure complexity. Several US companies have raised over $280 million to commercialize them, with benefits extending to EV charging and homes.

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