Energy Storage Cabinet

NUUKO 125kW/261kWh Energy Storage Cabinet

NUUKO 125kW/261kWh Energy Storage Cabinet is engineered to address key commercial and industrial energy challenges. Built with outdoor-rated enclosures, advanced BMS, and internationally certified safety standards, the system integrates 314Ah LiFePO₄ cells and a high-performance liquid-cooling system to deliver higher energy density, longer lifespan, and lower cost per kWh.Suitable for factories, data centers, shopping malls, hotels, restaurants, and commercial buildings, the NUUKO ESS cabinet ensures stable, efficient, and reliable power support for a wide range of applications.NUUKO provides bulk order support, OEM customization, global certifications, fast delivery, and comprehensive after-sales service.
  • Brand:

    NUUKO
  • Item NO.:

    NK261L-125K
  • Mechanical Specifications



Product Features and Advantages

· Enhanced Safety

Multi-level battery protection with fast-fuse circuits and intelligent anti-leakage detection, ensuring maximum operational safety and reliability.


· Long Lifespan & High Efficiency

Intelligent liquid cooling enhances efficiency and extends battery cycle life. Built with LiFePO4 cells rated for 8,000+ cycles and IP55 protection, supporting 24/7 operation. Modular design allows easy parallel expansion for growing energy demands.


· High Integration & Scalability

Fully pre-assembled, transport-friendly, and easy to operate and maintain. Modular architecture supports seamless expansion from 261 kWh to MWh-scale, eliminating on-site battery module assembly.


· Smart Monitoring

Real-time system monitoring, fault detection, and performance logging enable proactive maintenance. Integrated battery, PCS, EMS, and cooling systems simplify deployment and optimize space.


· Outdoor-Ready

Rugged, weather-resistant cabinet designed for harsh environmental conditions.


· Flexible Supply Options

Supports bulk orders, OEM, and customizable solutions to meet diverse project requirements.



Product Specifications






Product Application


· Industrial Parks

Cut electricity costs with efficient solar-plus-storage energy solutions.


· Solar + Storage + Charging

A triple-integration system that increases renewable energy utilization by up to 60%.


· Data Centers

Ensure uninterrupted power supply while reducing PUE by more than 0.3.


· Telecom Base Stations

Engineered for reliable performance even in extreme cold down to –40°C.


· Offshore & Oilfield Applications

Built with corrosion-resistant materials for long-term operation in harsh environments.


· Smart BMS + EMS

Dual intelligent control systems enable remote O&M and AI-driven energy optimization.



Customized Energy Storage Solutions 

NUUKO offers flexible, customer-centric solutions designed to meet evolving market needs and reduce procurement costs. We provide tailored optimization solutions for diverse application scenarios—including industrial, commercial, and residential energy storage—ensuring every system aligns with your specific requirements.
Supported by a team of experienced technical experts, we deliver comprehensive product consultation and technical guidance. From understanding system features to selecting the most suitable configuration, NUUKO helps you achieve the optimal energy storage solution for your project.



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