261/418KWH BESS Liquid Cooler Cabinet Energy Storage System
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261/418KWH BESS Liquid Cooler Cabinet Energy Storage System

Introduction to Liquid-Cooled All-in-One BESS Cabinets for Commercial & Industrial Applications A liquid-cooled all-in-one Battery Energy Storage System (BESS) cabinet is an advanced, integrated energy storage solution tailored for commercial and industrial (C&I) facilities. Combining high-density battery modules, intelligent thermal management, and plug-and-play functionality, this system optimizes energy efficiency, reliability, and space utilization.
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Product Introduction

Dongturbo Electric Company Ltd is one of the leading manufacturers and suppliers of 261/418kwh bess liquid cooler cabinet energy storage system in China. We warmly welcome you to buy high quality customized products at competitive price from our factory. Contact us for more cheap products.

 

 261418KWH BESS Liquid Cooler Cabinet

In 2021, DTEC and Hoenergy established a strategic partnership to jointly research, develop, and manufacture industrial and commercial energy storage systems as well as microgrid system solutions, aiming to achieve energy digitalization and intelligence.

By leveraging AI-driven technologies, big data analytics, cloud computing, and other energy digitalization tools, they have developed comprehensive energy storage products centered on BMS (Battery Management System), PCS (Power Conversion System), EMS (Energy Management System), and the D-Galaxy cloud platform, creating a cloud-edge-device collaborative architecture. These innovations deliver end-to-end digital energy storage solutions (covering products, systems, strategies, and platforms) for diverse scenarios including power generation, grid management, and load optimization, ensuring safety and high efficiency across energy storage systems.

 

 LiFePo4 Battery System

Battery System
 

Six Features for Safety Protection

High Quality Battery Cell

Long cycle life:More than 6000 cycles@80%DOD; Passed International Certifications: IEC 62619;UL1973,UL9540A,UN 38.3,GB/T 36276, Meet the moststringent cellintrinsic safety requirements.

Integrated production

More than 20 complete control processes More than 100 MES data points More than 500 quality control points All data upload to the cloud for long-term traceability.

Modular Design

Avoid short circuit,flexible buffering between cells,overall elastic restraint to reduce the influence of cell expansion; Air duct between cells effectively control heat accumulation &avoid thermal runaway

Rigorous Tests

Passed 28 safety &reliability tests,500 performance testing.

Thermal Management System

Perfect thermal management technology through simulation and actual testing,to control the temperatures in the battery system to<5℃

Operation Guarantee

Two-stage battery safety management system Full coverage of key sampling points to build acomplete loT Real-time monitoring feedback,fault diagnosisand wamings Triple protection,blocking risk spread

  

Model

Battery system

iBAT-WBS-215H

Battery pack

iBAT-WM-14.33H

 

 

 

 

 

 

 

Technical Data

Battery type

Lithium iron phosphate

Battery cell

3.2V,280Ah

Combination

1P240S

Nominal capacity

215kWh

Nominal voltage

768V

Voltage range

600~876V

Nominal charge/discharge current

140A

Cooling

Aircooling

Permutation type

2 columns,8rows

Key components

15 packs,1 HVswitch box

Operating temperature

-20~55℃

Humidity

≤90%(Non-condensing)

Altitude

≤3000m

Protection level

IP20

Dimensions (LxWxH)

1154*822*2268 mm

Weight

1.9t

 

 

 

EFIS-H Series
261/418kWh ESS Cabinet

EFIS-CAB/D-L261   EFIS-CAB/D-L418

Independent Design

Support 3 phase 4 wire load without transformer;

Load shifting for time-of-use savings;

Black start capablity for power backup and microgrid applications.

Convenient & Flexible

Support multiple parallel connections to expandpower and capacity:
Easy for installation, operation and maintenance:

Small footprint and lP54 protecting grade foroutdoor installation environment.supply real-timedata feedback.

418kWh Ess Cabinet EFIS-CAB/D-L418

Safe & Reliable

Fuse self-blowing in battery pack, increase safetyprotection:
Pack, cabinet and water fire protection,three-level fireprotection design;
Independent single cluster battery without circulatingcurrent. .

Smart & User-friendly

Seamless transition to backup mode against poweroutage
Advanced BMS with multiple sampling points coverage.supplyreal-time data feedback:
Support Power backup, peak shaving.PV self-consumption,PV smoothing and etc.various applications

 

 new energy storage technology

 

Below is a detailed breakdown of its features and key selling points:


Core Features

Advanced Liquid Cooling Technology

Precision Thermal Control: Liquid cooling plates directly contact battery cells, maintaining optimal temperatures (20–30°C) even under high loads, extending cycle life by 30%+ compared to air-cooled systems.

Energy Efficiency: 40% lower auxiliary power consumption vs. forced-air cooling, achieving 95%+ round-trip efficiency.

Uniform Temperature Distribution: ±2°C cell temperature variance ensures balanced aging and safety.

Compact, All-in-One Design

High Energy Density: 250–500 kWh per 20-foot cabinet, ideal for space-constrained facilities (e.g., urban factories, rooftop solar plants).

Pre-Integrated Components: Includes battery racks, liquid cooling loops, PCS (Power Conversion System), EMS (Energy Management System), and fire suppression in a single enclosure.

Plug-and-Play Deployment

Minimal Onsite Work: Pre-tested and pre-assembled at the factory, reducing installation time by 50% (commissioning in <1 week).

Modular Scalability: Stack multiple cabinets to scale from 500 kWh to 10+ MWh with unified EMS control.

Smart Energy Management

AI-Powered EMS: Automatically switches between grid-tied, off-grid, and backup modes based on real-time tariffs, load demand, and renewables generation.

Demand Response Ready: Seamlessly participates in utility programs (e.g., peak shaving, frequency regulation) via IEEE 1547/UL 1741 SA compliance.

Enhanced Safety

Multi-Layer Protection: IP55-rated enclosure, leak-proof cooling loops, and aerosol-based fire suppression (NFPA 855 compliant).

Fault Tolerance: N+1 redundancy for pumps and control systems ensures 24/7 uptime.


Key Selling Points

Maximize ROI

Peak Shaving: Cut demand charges by 30–50% by discharging during $0.25+/kWh peak periods.

Faster Payback: Achieve ROI in 3–5 years with 20-year design life (8,000+ cycles at 80% DoD).

Future-Proof Flexibility

Hybrid-Ready: Integrates with solar, wind, or hydrogen systems via CAN/RS485/MODBUS protocols.

Software Upgradable: Remote firmware updates for evolving grid codes and market rules.

Global Compliance

Certifications: UL 9540 (US), IEC 62619 (EU), and GB/T 36276 (China) certified for global deployment.

Wide Operating Range: Functions flawlessly in -30°C to +50°C environments.

Sustainability Edge

Carbon Reduction: Offset 100+ tons of CO₂ annually per 1MWh system.

Recyclable Design: 90%+ battery materials recoverable at end-of-life.


Target Applications

Manufacturing Plants: Stabilize energy costs for high-load processes (e.g., metal forging, EV production).

Data Centers: Provide N+1 backup power and participate in demand response for additional revenue.

Retail Chains: Offset peak tariffs for HVAC and lighting in shopping malls.

Microgrids: Pair with solar PV to achieve 80%+ renewable self-consumption.


Why Choose Liquid-Cooled All-in-One BESS?

Space Savings: 60% smaller footprint vs. traditional air-cooled systems.

Lower TCO: Reduced maintenance (no filter replacements) and 20% longer lifespan.

Risk Mitigation: UL 9540A fire safety certification ensures insurance compliance.


Conclusion
Liquid-cooled all-in-one BESS cabinets redefine C&I energy storage with unmatched efficiency, scalability, and intelligence. Whether slashing energy bills, ensuring uptime, or meeting ESG goals, this solution empowers businesses to lead in the era of smart, sustainable energy.

Contact us to explore customized configurations for your facility's unique needs.

BESS container Parameters

Model

EFIS-CAB/D-L261 EFIS-CAB/D-L418

Battery Data

   

Battery Type

Lithium Iron Phosphate

Lithium Iron Phosphate

Battery Cell

3.2V/314Ah

3.2V/314Ah

Battery Cell Combination

1P260S

1P416S

Nominal Capacity

261MWh

418MWh

Rated DC Voltage

832V

1331V

DC Voltage Range

689~949V

1102~1500V

Charge/Discharge Rate

≤0.5C

≤0.5C

DOD

95%

95%

Battery Cooling

Liquid Cooling

Liquid Cooling

General Data

   

Dimensions (WxDxH)mm

1000x1300x2150 1400*1450*2450

Weight

2.1t

3.85t

Protection Level

IP54

IP54

Anti-corrosion Grade

C4

C4

Installation Location

Outdoor

Outdoor

Operating Temperature

-30℃~50℃

-30℃~50℃

Relative Humidity

5%~95%

5%~95%

Altitude

≤3000m(>2000m Derating)

≤3000m(>2000m Derating)

Battery Temperature Control

Liquid cooling Liquid cooling

Fire Fighting System

Heptafluoropropane +Water

fire extinguishing system

Communication Protocol

CAN/MODBUS

CAN/MODBUS

Communication Interface

CAN2.0,RS485,Ethernet

CAN2.0,RS485,Ethernet

 
Research and development
laboratory

 product-1545-324

 

 
Numerical Experiment and Testing Center
Scene 01
product-386-289
Scene 02
product-385-289
Scene 03
product-381-286
Scene 04

 

Energy storage production base

Shanghai 1GWh Residential ESS PACK production line.

Shanghai The 3GWh Commercial ESS PACK production line

ongkang 5GWh digital energy storage industrial base (under construction)

production line
 
product-404-270
 
product-404-270
 
product-404-270
CertificationsCreate a comprehensive solution for efficient human theft mana
Certifications

Company and Product Qualifications 

 
 
product-497-707

ISO

product-496-704

ISO

product-498-705

ISO

product-415-589

CE

product-428-608

CE

product-435-609

CE

 

 

 

 

Global Layout

Overseas Operation and Maintenance Service Center

 

product-1504-851

Europe: Warehouses and services in the Netherlands, The United Kingdom and Italy

Branches: Netherlands · Germany · The United Kingdom · Czech Republic · Spain ·South Africa · Australia

 

modular-1
One-Stop ESS Microgrid Solution In China

Microgrids can operate independently in the event of a main grid failure, ensuring the uninterrupted power supply of key facilities and services, and enhancing the disaster resistance and reliability of the power system.

 

 

 

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