2170kWh Liquid-Cooled Battery Energy Storage Container

Product Features

Fully Integrated Turnkey BESS
Hybrid Liquid + Air Cooling for Longer Battery Life
High Energy Density in Standard 20ft Container
Fast Deployment with Factory Pre-Commissioning

Utility-Scale Liquid-Cooled Battery Storage Container Overview

The 2170kWh liquid-cooled battery storage container is engineered for large commercial and grid-scale energy storage applications. It is designed as a fully integrated turnkey BESS solution that simplifies project deployment and reduces engineering complexity.

Inside a standard 20-foot container, this system combines lithium iron phosphate battery modules, power conversion system (PCS), energy management system (EMS), battery management system (BMS), hybrid cooling system, fire protection, and AC distribution components. Every unit is factory assembled and tested before shipping. Once delivered, it can be installed and commissioned quickly with minimal on-site work.

BESS fire suppression system diagram showing battery pack exploded view with aerosol device BMU sampling circuit pressure relief valve and cabinet safety components including smoke sensor temperature sensor fire hose connector

Compared with standalone battery cabinets, this integrated energy storage container eliminates the need for additional PCS or control systems. Compared with traditional air-cooled systems, its hybrid cooling architecture improves efficiency, thermal stability, and battery lifespan. The result is a reliable solution built for demanding large-scale energy storage projects.

Key Features of the 2170kWh Containerized Energy Storage System

Fully Integrated Turnkey Battery Storage Solution

All core components are pre-installed and fully integrated inside a single 20ft container. PCS, BMS, EMS, cooling system, fire protection, and power distribution are factory tested together. Installation is simple. Connect the container to the grid, and the system is ready to operate. This approach can reduce deployment time by more than 50%.

Hybrid Liquid-Cooled Battery Thermal Management

Battery clusters use precision liquid cooling to maintain stable cell temperatures with less than 3°C variation. Power electronics such as PCS units use independent air cooling. This dual cooling approach improves system efficiency, protects battery health, and ensures consistent performance under heavy loads.

String-Level Intelligent Battery Monitoring and Control

Each battery cluster operates with independent monitoring and control. This architecture allows fault isolation, flexible energy dispatch, and improved system availability. It also enhances operational safety and simplifies maintenance.

High Energy Density Containerized BESS Design

Using advanced 314Ah lithium iron phosphate cells, this system delivers 2170kWh of storage within a standard 20ft container footprint. The design maximizes energy capacity while minimizing land use and infrastructure cost compared to traditional air-cooled energy storage systems.

Fast Deployment and Simplified Transportation

The containerized design supports road, rail, and ocean shipping. Each unit is factory pre-tested and pre-configured. On-site commissioning typically takes only 1–3 days, allowing project owners to accelerate energy storage deployment schedules.

Flexible Grid-Connected Energy Storage Applications

The system supports high-voltage grid connection and works seamlessly with renewable energy generation, commercial load management, and utility grid support services. It is suitable for both new installations and system expansion projects.

Large-Scale Energy Storage Application Scenarios

Renewable Energy Integration Storage

Balances solar and wind power output. Stores excess generation. Improves renewable energy utilization and reduces curtailment.

Commercial and Industrial Peak Shaving Storage

Stores electricity during off-peak hours and discharges during high-demand periods. Helps businesses lower energy costs and reduce demand charges.

Utility Grid Frequency Regulation and Load Balancing

Provides fast-response grid stabilization services. Supports frequency control, voltage regulation, and peak load management.

Independent Energy Storage Power Stations

Supports standalone storage projects that generate revenue through energy trading, capacity markets, and grid ancillary services.

Microgrid and Backup Power Systems

Ensures reliable power supply for industrial parks, remote facilities, and critical infrastructure during grid outages.

Specifications

DC Battery Parameters
Cell Type	LFP/314 Ah
Battery Pack Configuration	48.23kWh/1P48S
Pack Protection Rating	IP55
Battery System Configuration	2170.3kWh/9P240S
Rated System Voltage	768Vdc
Voltage Range	672~864Vdc
AC Side Parameters
Rated AC Power	1125kW(125kW*9)
Maximum AC Power	1237kW(for 1 min)
AC Current Total Harmonic Distortion (THDi)	≤3%
DC Injection (DC Component)	＜0.5%Ipn
Rated Grid Voltage	400Vac/3P+N+PE
Adjustable Power Factor Range	-1~1
Rated Grid Frequency	50Hz/60Hz
System Parameters
Maximum System Efficiency	≥88%
Charge/Discharge Rate (C-rate)	0.5P
Depth of Discharge (DoD)	95%
Cycle Life	≥ 8,000 cycles
Protection Rating	Ethernet /RS485
Cooling Method	IP55
Operating Temperature	Forced air cooling
Relative Humidity	0~95% RH (non-condensing)
Noise Level	≤80dB
Altitude	2000m (Derating above 2000m)
Fire Protection System	Smoke/Heat Detection + Aerosol (Pack-level & Cluster-level) + Water Fire Suppression
System Dimensions (W × D × H)	605824382591 (mm)
Weight	25t
Compliance Standards	UN38.3, IEC62477-1, CE/EMC, IEC62619, IEC63056,UL9540A, IEC62933, EN50549

Download Full C&I Energy Storage Catalog (PDF)

Product FAQs

Can the 2170kWh container operate as a complete turnkey energy storage system?

Yes. The system is delivered as a fully integrated turnkey BESS. It includes batteries, PCS, EMS, BMS, cooling system, fire protection, and AC distribution. All components are factory assembled and tested together. On site, installers typically only need grid connection and commissioning, which greatly shortens project timelines and reduces engineering risks.

What project size is this 2170kWh container suitable for?

This container is designed for medium to large energy storage projects. It is commonly used in commercial and industrial peak shaving, renewable energy integration, utility grid support, and independent energy storage power plants. Multiple containers can be connected in parallel to build systems from several megawatt-hours to utility-scale deployments.

How does the hybrid cooling system improve battery performance?

The system uses liquid cooling for battery modules and air cooling for power electronics. Liquid cooling keeps battery cells at a very stable temperature with minimal temperature variation, which helps extend battery life and maintain consistent performance. Air cooling ensures reliable operation of PCS and electrical components. Together, they improve system efficiency and long-term reliability.

How long does installation and commissioning typically take?

Because the container is factory pre-integrated and pre-tested, installation is fast. Most projects can complete on-site commissioning within one to three days, depending on grid connection conditions and project scale. This helps developers reduce construction time and accelerate project return on investment.

Does the system support future capacity expansion?

Yes. The container supports modular expansion. Additional units can be installed and connected in parallel as energy demand grows. This allows project owners to scale storage capacity in phases while protecting their initial investment.

BESS Energy Storage-FAQs

Do you offer OEM or ODM services for custom power storage solutions?

Absolutely. As leading BESS manufacturers, we provide comprehensive OEM and ODM services tailored to your specific needs. Whether you require a specialized commercial battery storage system or a heavy-duty industrial energy storage unit, our engineering team can customize everything from capacity scaling and BMS (Battery Management System) logic to exterior branding.

Note: Minimum Order Quantity (MOQ) varies based on the customization complexity of the power storage battery and structural requirements.

What is the warranty period for your industrial battery storage systems?

Reliability is the backbone of grid scale energy storage. We offer a standard long-term warranty of 5 to 10 years, depending on the specific BESS system model and application (such as cycle frequency).

Our warranty covers the performance of the electricity storage device and core components, ensuring your investment in commercial energy storage remains productive and efficient for its entire lifecycle.

What after-sales support do you offer for BESS energy storage projects?

For grid energy storage and PV BESS installations, downtime is not an option. Our service includes:

Local Support: We operate specialized after-sales centers in Europe for rapid on-site maintenance and component replacement.
24/7 Technical Support: Lifetime online assistance via WhatsApp, WeChat, or Email for any bess battery storage operational queries.
Remote Diagnostics: We provide real-time video consultations and remote monitoring for your battery storage system, allowing our engineers to troubleshoot issues without delay.

How do you guarantee quality for grid scale battery storage systems?

Quality control is integrated into every stage of our energy storage systems production.

Rigorous Testing: We provide pre-production samples and conduct a 100% final inspection before any BESS system leaves the factory.
Full Traceability: Every container BESS supports “One Unit, One Code,” allowing complete traceability from individual battery cells to the final assembly.
High Standards: Our systems are designed to meet the demands of grid scale battery storage, utilizing Tier-1 cells and advanced thermal management to ensure maximum safety and longevity for all our battery storage companies partners.

How do you handle the logistics and shipping for a BESS container?

Shipping a battery energy storage system requires strict adherence to international dangerous goods regulations (UN38.3, MSDS).

We have long-term partnerships with freight forwarders specializing in large scale battery storage logistics. We offer secure sea and air freight options for our BESS container series, ensuring that your energy storage battery arrives at your site safely and in compliance with local grid and safety standards.

Can I request a sample like a 100kWh battery storage unit?

Yes, we encourage technical evaluation. While a full 1MWh battery or a 1MW battery storage project is a significant undertaking, we can provide smaller-scale samples like a 100 kWh battery storage system for performance testing.

Please leave your contact details, and our sales manager will reach out to discuss your specific storage solar battery requirements and technical specifications.

What is a Commercial & Industrial Energy Storage System (C&I ESS)?

A Commercial & Industrial Energy Storage System (C&I ESS) is the intelligent energy management core designed for factories, logistics centers, commercial complexes, and large-scale public facilities. More than just a backup power source, it serves as a strategic tool to actively optimize energy assets.

By integrating advanced Lithium Iron Phosphate (LiFePO4) battery technology with a smart Energy Management System (EMS), a C&I ESS enables “time-shifting”—storing electricity during off-peak hours or periods of surplus PV generation and releasing it during peak demand. This significantly reduces electricity expenditure through peak shaving and demand management while providing Uninterruptible Power Supply (UPS) functionality to ensure business continuity during grid fluctuations.

How does a C&I ESS operate to maximize financial returns?

Our systems utilize intelligent algorithms to execute core strategies automatically, requiring zero manual intervention:

Energy Arbitrage: The system monitors real-time price signals, charging during low-tariff periods (at night or midday during PV surplus) and discharging during high-tariff peaks to profit directly from the price spread.
Dynamic Peak Shaving: By monitoring instantaneous power in milliseconds, the system automatically discharges when the load approaches the contract demand threshold, avoiding heavy peak-demand penalties.
PV Self-Consumption: It prioritizes the consumption of green energy generated on-site, storing excess power rather than selling it back to the grid at low rates, often increasing self-sufficiency to over 80%.
Seamless Backup Power: Upon detecting a grid failure, the system switches to off-grid mode in <20ms, safeguarding production lines and sensitive data.
Grid Services: Depending on local regulations, systems can participate in Frequency Containment Reserve (FCR/aFRR) or Virtual Power Plant (VPP) projects to generate additional auxiliary service revenue.

What are the core advantages of deploying AnengJi C&I Energy Storage Systems?

Substantial ROI: Optimized for high-tariff environments like Europe, investment costs are typically recovered within 3–5 years (depending on local price spreads and subsidies), offering a highly competitive Internal Rate of Return (IRR).

Energy Independence & Security: Reduce reliance on unstable grids, mitigate the risk of power rationing, and provide your enterprise with true energy sovereignty.

Compliance & Sustainability: We utilize the safest LiFePO4 cells, meeting rigorous EU standards (CE, UN38.3) and local grid codes (such as VDE, G99), helping companies meet ESG reporting requirements and RE100 goals.

Modular Scalability: Featuring containerized or cabinet-based modular designs, our systems support seamless expansion from 100kWh to MWh levels to match your business growth.

Smart O&M: Our cloud-based monitoring platform provides 24/7 data analysis, fault warnings, and remote firmware updates (OTA) to maximize the system’s total lifecycle value.

What are the primary types of C&I energy storage technologies?

While various technologies exist, Battery Energy Storage Systems (BESS) based on Lithium-ion have become the mainstream choice for the European C&I sector due to high efficiency and rapid response:

Lithium Iron Phosphate (LFP) Systems: (The preferred AnengJi solution) Known for superior thermal stability, long cycle life (>6000 cycles), and cobalt-free environmental benefits, LFP is the safety benchmark for commercial applications.
Flow Batteries: Suitable for ultra-long duration storage (4+ hours), but carry high initial investment costs and are currently reserved for specific long-duration regulation scenarios.
Hybrid Systems: Combining BESS with diesel generators, hydrogen, or thermal storage to provide multi-energy complementary solutions for remote industrial zones or microgrids.
Note: Traditional lead-acid batteries are being phased out due to short lifespans and high maintenance, while mechanical storage (like flywheels) is primarily used for millisecond frequency regulation rather than energy time-shifting.

What is the investment cost breakdown for a C&I ESS?

The cost is determined by system scale, technical configuration, and site conditions. Key components include:

Hardware (CAPEX): Includes battery modules, Power Conversion Systems (PCS), BMS, EMS, and thermal/fire management systems. LFP battery costs have decreased significantly in Europe due to economies of scale.
Installation & Integration (EPC): Site preparation, electrical wiring, grid connection permits, and coordination with local Distribution System Operators (DSOs).
Soft Costs: Engineering design, compliance certification, insurance, and long-term O&M agreements.
Recovery Factors: Many European countries (e.g., Germany, Italy, France) offer tax credits, low-interest loans, or direct subsidies that drastically reduce the net cost. We provide customized ROI analysis models to calculate your specific financial outlook.

About Battery Energy Storage System(BESS)

Commercial and Industrial Battery Energy Storage Systems (C&I BESS) are designed to help businesses manage energy more efficiently and maintain stable power supply. These systems store electricity and discharge it during peak demand or grid instability, providing fast, clean, and reliable energy support for daily operations.

Why Commercial & Industrial Energy Storage Matters

Battery energy storage enables peak shaving and load shifting, helping businesses reduce electricity costs and demand charges. It also delivers reliable backup power during outages, protecting critical equipment and minimizing downtime. When integrated with solar or other renewable sources, C&I BESS improves energy utilization and reduces dependence on diesel generators.

Due to higher power demand and system requirements, commercial and industrial energy storage is typically deployed in factories, logistics centers, EV charging hubs, commercial buildings, data centers, and solar-plus-storage projects where stable, scalable, and high-availability power is essential.

AnengJi provides scalable commercial and industrial battery energy storage solutions with flexible capacity configurations and seamless integration into existing energy systems. Designed for long-term reliability and easy deployment, our C&I BESS helps businesses lower operating costs, enhance energy resilience, and support sustainable growth.

Talk to a Charging Expert

We’re here to help you build a more efficient and resilient energy future—without unnecessary operating costs. Every battery energy storage system we deliver meets strict international standards, including CE, CB, TUV, UL, IEC, and RoHS. Safe, stable, and engineered for long-term performance.

Our energy storage specialists work with you to design the right C&I BESS solution for your project. Whether you’re deploying storage for factories, commercial buildings, EV charging hubs, microgrids, or solar-plus-storage systems, we support you through system sizing, energy strategy planning, and deployment options.

Have questions? Contact us by phone or email, or simply fill out the form on the right. Our team will respond within 24 hours with free professional consultation and technical support.

2170kWh Liquid-Cooled Battery Energy Storage Container

Utility-Scale Liquid-Cooled Battery Storage Container Overview

Key Features of the 2170kWh Containerized Energy Storage System

Large-Scale Energy Storage Application Scenarios

Specifications

Product FAQs

BESS Energy Storage-FAQs

About Battery Energy Storage System(BESS)

Why Commercial & Industrial Energy Storage Matters

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