The rapid expansion of artificial intelligence is driving a fundamental redesign of data center infrastructure, with next-generation 800-volt direct current (VDC) architectures expected to begin commercial deployment by 2027. This transition, anchored by Nvidia's GPU platforms, is reshaping power delivery and cooling systems, creating significant opportunities for specialized infrastructure providers.

Barclays analyst Julian Mitchell highlights this structural shift as a key catalyst for suppliers that enable the move from today's 72-GPU racks to ultra-dense 576-GPU configurations. The redesign relocates power conversion outside server racks into standalone power centers, increasing demand for advanced electrical and thermal management solutions.

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Vertiv Holdings (VRT)

Vertiv has emerged as Nvidia's lead architectural partner for the 800VDC transition, engineering the hardware that converts grid alternating current to 800VDC and supplies DC-to-DC power shelves for high-density racks. The company's first-quarter sales rose 30% year-over-year to $2.65 billion, while adjusted operating margins expanded 430 basis points to 20.8%.

With an order backlog of approximately $13 billion, management raised full-year guidance, projecting roughly 51% earnings growth. Chief product officer Scott Armul expects a steady commercial ramp through 2027, positioning Vertiv as a high-leverage play on the capacity and density bottlenecks the architectural shift aims to resolve.

GE Vernova (GEV)

GE Vernova provides the heavy-duty electrical infrastructure connecting power grids to data center facilities. As a premier power equipment specialist, the company bridges the widening gap between utility generation and AI campus consumption. First-quarter sales rose 16% to $9.3 billion, while organic orders surged 71% to $18.3 billion, pushing total backlog to $163 billion.

With orders running at twice the rate of shipments, management pulled forward its $200 billion backlog target to 2027. This macro-level demand ensures GE Vernova captures upstream energy investments required to sustain dense 576-GPU facility configurations. For context on broader AI data center expansion, see Cerebras Surges 11% on $5.5B European AI Data Center Expansion for OpenAI Workloads.

nVent Electric (NVT)

Through disciplined acquisitions and divestitures, nVent Electric has transformed into a pure-play provider of electrical protection and advanced thermal management. Next-generation 800VDC architectures generate extreme heat profiles that render traditional air cooling obsolete, forcing hyperscalers to adopt liquid-cooling and in-rack power distribution systems.

First-quarter revenue leaped 42% to $1.24 billion, propelled by a 76% surge in its data center-linked Systems Protection segment. Backlog tripled to a record $2.6 billion, prompting management to raise full-year sales growth guidance to 26%-28%. A 40% boost in capital spending for capacity expansion cements a compelling long-term thesis for the 2028 upgrade cycle. Wall Street rates NVT shares a Strong Buy, with a mean price target of about $193 indicating significant upside. For additional under-the-radar opportunities, see 5 Under-the-Radar Stocks Analysts Favor for Summer 2026 as Market Broadens.

The data center buildout is also attracting attention in other sectors. For instance, MARA Stock Surges 35% YTD After $600M Texas Land Grab for AI Data Center Expansion highlights the broader land acquisition trend. Meanwhile, MasTec Shares Surge 6% on $1.65B Superior Deal to Expand AI Data Center Reach underscores the infrastructure buildout momentum.

Investors should monitor these three stocks as the 800VDC transition progresses, given their direct exposure to the power and cooling bottlenecks that next-gen AI data centers will face.

This article is for informational purposes only and does not constitute financial advice.