Hitachi's Power Grid Business Sees Data Center Demand Surge

The newest bottleneck for AI data centers isn't chips, it's where the power comes from. The head of Hitachi's power grid business says outright that a year ago they underestimated AI data-center demand, and orders have now doubled. For Taiwanese readers gauging how far the AI-infrastructure story can run, that's a first-hand signal.

Be clear about what this is: these are one executive's remarks in an interview, not settled figures. His sense is that they had thought data-center demand too small, that it is actually far larger than he expected, that activity is intense, and that he sees no signs of a bubble. Grid and transmission is a core earner for Hitachi, so the comments carry weight, but they remain one company's view.

The shift to understand: the AI-driven data-center build-out is turning transmission gear, transformers and grids, long unglamorous infrastructure, into a supply-chain bottleneck. However many chips exist, without enough power equipment to feed the halls, data centers don't get built.

Paths from here: demand keeps expanding as he claims and grid equipment becomes a durable AI-infrastructure play; equipment supply lags and becomes the ceiling on data-center growth; or AI investment cools and order momentum fades. His no-bubble line is exactly what later numbers must verify. For Taiwanese readers: on AI themes, look past chips and servers to upstream power equipment. Watch order momentum, equipment lead times and capacity, and whether no bubble holds up.