VRT vs. GNRC: Which Data Center Infrastructure Stock Has an Edge Now?

Vertiv (VRT) is positioned as the stronger investment within the rapidly expanding data center infrastructure market, projected to grow at a 17.3% CAGR through 2030. VRT reported a 24% Q1 sales jump and 20% organic order growth, driven by AI and edge computing demand, leading to a 12.1% YTD share rally. Conversely, Generac Holdings (GNRC), despite introducing new high-capacity data center generators, is experiencing macroeconomic pressures and tariff headwinds, resulting in a 5.3% YTD share decline, making VRT's AI-driven momentum and strategic partnerships more favorable for near-term upside.

Analysis

The data center infrastructure sector is experiencing a significant secular tailwind, with a projected market CAGR of 17.3% through 2030, primarily driven by the expansion of AI and edge computing. Within this market, a clear performance divergence is evident between Vertiv (VRT) and Generac Holdings (GNRC). Vertiv is effectively capitalizing on the trend, demonstrated by a 24% year-over-year increase in Q1 net sales and a 20% rise in trailing 12-month organic orders. This momentum is attributed to its core offerings in thermal and power management, which are critical for high-performance AI data centers, and its strategic alignment with key players like NVIDIA. Consequently, VRT's 2025 earnings are projected to grow 24.91%. In contrast, Generac is facing considerable headwinds despite launching new high-capacity generators for data centers. The company is hampered by macroeconomic uncertainties, cost pressures from tariffs, and softening demand in some areas, resulting in a 5.3% year-to-date share price decline and a tepid 2.06% earnings growth forecast for 2025. While both stocks are deemed overvalued by the source's metrics, the market assigns a substantial premium to Vertiv, with a forward Price/Sales ratio of 4.73x versus Generac's 1.90x, reflecting a clear investor preference for VRT's superior growth profile and direct AI exposure.

Key Decisions for Investors

• Given Vertiv's robust 24% sales growth and AI-driven momentum, its premium valuation appears justified by its superior 24.9% earnings growth forecast, making it a more favorable holding for direct exposure to the data center build-out.
• Investors should exercise caution with Generac, as its minimal 2.06% earnings growth forecast and susceptibility to macroeconomic and tariff-related pressures present significant risks that currently overshadow its new product initiatives in the data center market.
• A relative value strategy could be considered, focusing on Vertiv's demonstrated ability to capitalize on secular AI trends versus Generac's struggle with cyclical and policy-driven headwinds.