EVE Energy Sets New Benchmark with World's First 400MWh Energy Storage System Using 628Ah Cells

EVE Energy's Groundbreaking Achievement in Energy Storage

In a bold step towards revolutionizing energy storage technology, EVE Energy has achieved a remarkable milestone by completing the world’s first 400MWh energy storage system utilizing 628Ah ultra-large cells. This groundbreaking project was successfully connected to the grid as part of the Phase II development of the Ruite New Energy Project located in Lingshou, Hebei, China. The deployment of this large-scale energy storage project not only underscores EVE Energy’s prowess in research and development but also positions the company at the forefront of the big-battery era in energy storage.

A New Era for Energy Storage

EVE Energy has been a trailblazer in large battery technology, continuously pushing the boundaries of what’s possible in energy storage systems. With an increasing global demand for efficient energy solutions amid the accelerating shift towards renewable energy sources, EVE's 400MWh project represents a significant leap forward. It effectively leverages ultra-large 628Ah cells, marking a crucial advancement in energy density, safety, and lifecycle cost reductions.
The project was launched on September 8, 2025, and incorporates a standalone energy storage system of 200MW/400MWh capacity, demonstrating the potential of large cells in enhancing energy management capabilities at utility-scale facilities. This project sets a new benchmark in the industry, particularly for the large-scale applications of battery technology.

Rapid Progress and Reliable Operations

EVE Energy's execution of this project showcases exceptional logistical and engineering capabilities. Within mere days, the company managed to deliver and successfully grid-connect 80 Mr.Giant energy storage systems along with 40 integrated converter cabins. This rapid deployment highlights EVE's commitment to operational efficiency and quality control, affirming their technological maturity and competency in assembling large-scale power storage solutions.

Moreover, the completion of the Lingshou energy storage project enhances regional grid stability by providing effective peak-shaving, frequency regulation, and improved power supply reliability. These advancements are crucial for supporting the energy transition goals of Hebei Province as it strives to optimize its energy structure and reduce carbon emissions.

Global Footprint Expansion

EVE Energy is now taking its innovative energy storage solutions beyond domestic borders. As part of this global expansion, the Mr. Giant energy storage systems, equipped with the newly launched 628Ah cells, commenced their inaugural shipment to overseas markets, including Australia and Europe on September 10, 2025. Designed with a minimalist approach, these systems are characterized by high efficiency, low operational noise (≤65dB), and capabilities for long-duration storage exceeding four hours.

The successful international delivery not only signifies the acceptance of EVE's technology in global markets, but also marks the first step towards establishing a significant presence in the international arena for large-battery technology. The achievements in Lingshou together with the overseas shipments reflect EVE Energy’s ambition to lead the charge in sustainable energy solutions worldwide.

Looking Ahead

As EVE Energy moves forward, the company remains dedicated to advancing the capabilities of its technology-driven and manufacturing-led strategy. Collaborating with global partners will be key to furthering the transition to green energy and developing environmentally sustainable solutions for energy storage. The firm is committed to utilizing its expertise to contribute to a more efficient and economical energy storage ecosystem.

In conclusion, EVE Energy's successful implementation of the world’s first 400MWh energy storage system is not merely a project milestone; it represents a transformational shift in energy solutions. With significant implications for energy management capabilities and a strengthened global footprint, EVE Energy is well-positioned to play a crucial role in the future of energy storage technology and the realization of a sustainable energy landscape.