Full Breakdown
Growth of Battery Energy Storage Systems in Commercial and Industrial Applications
12/10/2025, 9:40:25 PM
Overview of the Commercial and Industrial Battery Storage Market
The demand for stationary commercial and industrial (C&I) battery energy storage systems (BESS) is projected to experience significant growth across various sectors, including data centers, telecommunications, electric vehicle (EV) charging, and agriculture. According to IDTechEx, the global C&I BESS market is expected to reach a value of $21 billion by 2036, with a fivefold increase in demand anticipated between 2026 and 2036. This growth is driven by the need for applications such as uninterruptible power supply (UPS), peak shaving, and grid flexibility, particularly in data centers where managing volatile artificial intelligence (AI) compute loads is becoming increasingly critical.
Key Applications in Data Centers
Data centers are poised to become a rapidly growing application for C&I BESS, especially in the United States and Europe. The increasing scale of hyperscale AI data centers is leading to heightened power requirements, necessitating robust battery solutions for UPS to ensure continuous operation and prevent data loss. Battery storage systems can help manage fluctuations in power demand by charging during periods of excess electricity supply and discharging when demand surges. This approach not only enhances reliability but also reduces electricity costs.
Evolving Battery Technologies
Historically, valve-regulated lead acid (VRLA) batteries have been the standard for UPS in data centers. However, lithium-ion (Li-ion) batteries are gradually replacing them due to their longer cycle life and decreasing costs. Despite their advantages, Li-ion batteries face challenges such as degradation and safety risks associated with flammable electrolytes. Alternative technologies, such as redox flow batteries (RFB), are emerging as viable options for managing the demanding power loads of AI-driven data centers, offering minimal degradation and non-flammable electrolytes.
Market Dynamics and Future Trends
The C&I BESS market is evolving, with various battery technologies being developed, including sodium-ion, second-life EV batteries, and zinc-based batteries. The U.S. government is promoting domestic Li-ion production through initiatives like the 45X Manufacturing Production Tax Credit and the One Big Beautiful Bill Act (OBBBA), aiming to reduce reliance on imports from China. As demand for data center BESS surges, establishing a robust domestic supply chain for Li-ion technology will be crucial.
Criticism and Challenges
Despite the optimistic forecasts, the transition to C&I BESS faces challenges. Critics point to the potential safety hazards associated with Li-ion batteries, particularly in high-demand environments like data centers. Additionally, the need for extensive infrastructure to support the deployment of alternative battery technologies remains a concern.
Conclusion and Market Outlook
The IDTechEx report provides a comprehensive analysis of the C&I BESS market, including detailed forecasts for global demand and market value from 2025 to 2036. As industries adapt to the growing reliance on battery storage, the landscape of energy management in commercial and industrial applications will continue to evolve, driven by technological advancements and changing market dynamics.
Verbatim Quotes
- “Battery storage can be used to smoothen these fluctuations, by charging when there is excess electricity supply and discharging to the data center when power demand increases.” — IDTechEx Report
- “The production of LFP Li-ion cells in the US will be key for supplying all domestic US Li-ion BESS markets.” — IDTechEx Report
- “Redox flow batteries may be more suitable for managing volatile AI compute loads as they exhibit minimal degradation over extended cycling.” — IDTechEx Report
