Vantage Secures 1GW of Solid-State Transformer Capacity

The agreement accelerates the transition to 800 VDC power architectures to support increasing AI rack density.

Updated on Oct. 21, 2026 in Data Centers

Isometric editorial illustration of a modular semiconductor transformer unit, representing advancements in high-density data center power infrastructure. — Vantage has secured 1GW of solid-state transformer manufacturing capacity from Heron Power Electronics to modernize its global data center power systems. AI Illustration. Upload story photo >

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Is now a good time to accelerate the expansion of energy-intensive AI data center infrastructure?

Vantage has secured over 1GW of manufacturing capacity for Heron Power Electronics' Heron Link solid-state transformers to supply its global data center campuses. The deployment aims to support high-density AI rack requirements by simplifying power conversion infrastructure.

Why it matters

Data center operators face significant constraints regarding power availability, equipment footprints, and lengthy installation timelines. By streamlining the path from grid to rack, this shift addresses the increasing power demands of modern AI workloads.

The Heron Link unit converts medium-voltage grid power directly to 800 VDC, bypassing traditional conversion stages that typically rely on 480 VAC architectures. The system targets an energy efficiency rating of over 98.5%.

The players

Vantage

An operator of global hyperscale data center campuses with infrastructure across North America, EMEA, and Asia Pacific.

Heron Power Electronics

A Scotts Valley, California-based developer of power distribution hardware and solid-state transformer technology.

The details

The Heron Link acts as a solid-state transformer, a device using semiconductor-based electronics rather than traditional copper coils to manage voltage. By reducing the number of conversion steps between the utility grid and the server rack, the system minimizes energy loss and physical equipment requirements. Integrated energy storage within the unit also allows for buffering of dynamic AI loads, which can cause sudden spikes in power consumption that traditional infrastructure is not designed to handle.

October 21, 2026: Vantage and Heron Power Electronics announced the partnership.

The Tech Race

This agreement marks a departure from reliance on conventional 480 VAC conversion systems in favor of direct medium-voltage to 800 VDC architectures. The push for gigawatt-scale capacity indicates an effort to leapfrog existing power infrastructure constraints in the competition for high-density AI deployment.

The deployment of these transformers aims to enable higher power density per rack, allowing operators to house more intensive AI hardware without requiring expanded facility footprints. The technology is intended to shorten installation and commissioning times, though specific rollout dates for regional sites remain unannounced.

The takeaway

Direct power conversion could fundamentally reshape how data centers manage high-intensity computing loads by removing legacy transformation bottlenecks. Observers should track the first operational benchmarks of the Heron Link within Vantage facilities to confirm if the 98.5% efficiency target holds under production AI workloads.