314Ah Battery Cell New Era！ 2025 Mar.14

In the early spring of March in Rimini, Italy, The KEY (The Energy Transition Expo) exhibition, the second largest energy exhibition in Europe, was held as scheduled from March 5th to 7th. The exhibition attracted over 150,000 professional visitors from all over the world, showcasing products and cutting-edge technologies in multiple new energy fields such as solar energy, wind energy, energy storage, and hydrogen energy.

Elecnova, as a rising star in China's energy storage brand, has made a grand debut with the latest ECO-E261LP liquid cooled C&I All-in-one cabinet energy storage cabinet. This All-in-one cabinet is equipped with a brand new 314Ah battery cell, with higher energy density and better battery attenuation performance, making 314Ah battery cells a new trend in the industry in the future. In addition, Elecnova also brings the ECO-E107WS hybrid integrated cabinet suitable for small solar power plants, as well as the ECO-E5015LP containerized energy storage cabinet with a capacity of 5.05MW suitable for large energy storage projects

ECO-E261LP: Elecnova's Revolutionary All-in-one Liquid-cooled ESS Cabinet

The blockbuster new product at this exhibition was the ECO-E261LP Liquid-cooled ESS Cabinet, which captured the spotlight with its high integration, exceptional energy density, and superior safety features. This product utilizes an advanced liquid cooling system to precisely control temperature, delivering a more stable, efficient, and secure energy storage experience.

High Energy Density |
With a single cabinet storage capacity of up to 261kWh, the compact design occupies only 1.4㎡, making efficient use of space.
Liquid Cooling for Consistent Temperature |
Battery temperature differences are controlled within 3°C, enhancing battery consistency, extending lifespan, and significantly improving energy efficiency.
Ultimate Safety |
Equipped with PACK-level fire warning + aerosol fire suppression system, it prevents thermal runaway, ensuring stable system operation.
Flexible Expansion |
The modular design supports cabinet expansion, meeting the requirements of various projects and suitable for multiple energy storage applications.
Long Lifespan & High Efficiency |
With a cycle life exceeding 8000 cycles, it supports longer periods of stable operation, making the energy storage system more economical and reliable.

Diverse Energy Storage Solutions to Meet Varied Application Requirements

In addition to the ECO-E261LP, Elecnova also showcased several energy storage solutions, covering a wide range of requirements from C&I applications to large-scale grid-level energy storage:

ECO-E107WS |
The PV + ESS integrated cabinet, highly integrating lithium battery storage, hybrid inverters, HVAC, and other equipment. It supports various operating modes such as self-consumption, peak shaving, and backup power, suitable for home and commercial energy storage.

ECO-B20FT5015LP |
The Liquid-cooled ESS Container offering a massive storage capacity of 5.015MWh, suitable for grid frequency regulation, peak shaving, large-scale C&I energy storage, and renewable energy integration.

Key Energy 2025 is not only a showcase for Elecnova's research and production capabilities, but also an important gateway for China's innovative energy storage technology solutions to deeply integrate into Europe's energy transformation. With advanced technology and management system, comprehensive supply chain warranty and ultimate cost-effectiveness advantages, Elecnova is bound to win recognition from European strategic partners and end customers. In the future, with the implementation of the EU's green energy policy and the outbreak of industrial and commercial storage demand, this energy revolution led by Chinese technological forces will continue to write a new chapter in the industry.