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5MWh Utility-Scale Battery Energy Storage System (BESS) Container

Categories Container Energy Storage System
Brand Name: Wenergy
Model Number: Turtle 5MWh
Price: Negotiable
Payment Terms: L/C, T/T
Certification: IEC/EN 62477, NFPA855, IEC/EN 62619, IEC/EN 60730, IEC/EN 63056, UL 1973, UL 9540A
MOQ: Negotiable
Communication Interface: Wired: LAN, CAN, RS485
Operation Temperature: -20℃~+55℃
Battery Type: Lithium-ion
Rated Power: 2.5 MW
Weight (kg): 45,000
Warranty: 5 Years for Equipment, 10 Years for Battery Perfommance.
Rated Voltage: 1331.2V
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  • Product Details
  • Company Profile

5MWh Utility-Scale Battery Energy Storage System (BESS) Container

Our 5MWh Utility-Scale Battery Energy Storage System (BESS) Container is designed for a wide range of grid and utility applications, including:


Grid Energy Storage: Enhance grid stability and reliability with fast-response energy storage solutions.

Renewable Energy Integration: Smooth the intermittency of solar and wind power, enabling higher renewable energy penetration.

Peak Shaving and Load Shifting: Reduce peak demand charges and optimize energy costs through intelligent energy management.

Frequency Regulation: Provide rapid frequency response to maintain grid balance and prevent outages.

Backup Power Supply: Ensure uninterrupted power for critical infrastructure during grid failures.

Microgrid and Off-Grid Solutions: Support remote or islanded grids with reliable, scalable energy storage.


/ Product Highlights


Cost and Space Efficiency
Integrated Design: Easy installation, operation, and maintenance, reducing overall costs.
High Energy Density: 5.016MWh in a 20-ft container, saving 30% space vs. traditional 3.44MWh systems.
Large Module Design: 50% more robust than conventional energy solutions.

●​ Advanced Safety

Battery Balancing: Ensures consistent performance and extended lifespan.
Fire Suppression: Integrated gas and water extinguishing for extreme conditions.
Durable Construction: C4H-level corrosion resistance with a 15+ year service life.

●​ Superior Efficiency
1500V Platform: Up to 93% DC side efficiency for minimal energy loss.
Real-Time Monitoring: Cloud-based system for seamless operation and quick issue resolution.



    / Quality Assurance


    5 Years for Equipment, 10 Years for Battery Performance.


    / System Parameter


    CategoryItemSpecifications
    System ParameterRated Capacity (KWh)5016
    Maximum Cycle Efficiency>89%
    Protection LevelIP54
    Auxiliary Power SupplySelf-Powered /Externally Powered
    Working Humidity Range0~95%
    Working Temperature Range ()-15~50
    Maximum Working Altitude (M)4000(> 2000 Derating)
    Cooling MethodSmart Liquid Cooling
    Fire Extinguishing ConfigurationAerosol Fire Protection, Temperature Detection,Smoke Detection, Audible and Visual Alarm
    CommunicationRS485/CAN/Ethernet
    Weight (T)43
    Container Size (L × W × H, Mm)6058×2438×2896
    DC ParameterMaximum DC Voltage (V)1497.6
    Minimum DC Voltage (V)1164.8
    DC Side Rated Current (A)1884
    DC Side Maximum Current (A)2154

    / System Components


    The system consists of battery clusters (6 clusters, each cluster has 8 packs), PDU, DC combiner box, EMS, thermal management system, fire extinguishing system, etc. The system has external communication functions and can transmit data with external supporting HMI, PCS, fire protection and other equipment, and can continue to operate safely and stably for a long time.


    / System layout


    No.Name
    1Audible and Visual Alarm
    2Nameplate
    3Fire Control Box
    4Ground Point
    5Air Inlet
    6Air Outlet
    7Fire Extinguishing Water Outlet
    8DC Combiner Box
    9Fire Extinguishing System
    10Battery Module
    11High-Voltage Box (PDU)
    12Thermal Management System
    13Liquid Cooling Unit
    14Combiner Cabinet

    / Software: Smart Energy, Smart Choices


    • iEMS The“Brain”of Energy Storage System

    Platform Connection | Statistics | Energy Management | Monitoring

    • iBMS Intelligent Battery Management

    Information Collection | Security Management | State Estimation |

    Charge and Discharge Management | Balance Management

    • 7*24 Hours ▏360 Degrees ▏30+ Cloud Security Policy



    / ESS Container Project Case Study


    • Microgrid Project

    PV + Energy Storage + Diesel Generator

    Location: Zimbabwe

    Phase 1: 12MWp Solar PV + 3MW/6MWh ESS

    Phase 2: 9MW/18MWh ESS


    Est. Daily Electricity Savings: 80,000 kwh


    Est. Cost Recovery in <28 Months



    • C&I Energy Storage Project( cement industry )

    PV + Energy Storage

    Location: China

    Scale : 4MW/8MWh


    Est. Total Discharge: 6 Million kWh

    Est. Daily Cost Savings: > $136.50

    Cumulative Savings: > $4.1 Million

    System Efficiency: 88%

    Annual Carbon Reduction: 3,240 tons



    / Partnership





    Tailored Energy Solutions for Businesses

    Within our manufacturing facility, we specialize in the research and production of battery energy storage systems, offering OEM and ODM services alongside our standard product line.


    Why Partner with Us

    • Origin Manufacturers: We are your direct source for top-tier products.
    • Customized Solutions: Tailored to meet your unique specifications.
    • Business-Centric Focus: Addressing customer pain points, including unstable grid quality, economic viability, safety, and stability.

    ARE YOU LOOKING FOR THE RIGHT PARTNER TO TRANSFORM YOUR ENERGY STORAGE STRATEGY?

    Contact us today to learn how our solutions can meet your needs.

    Request a quote or schedule a consultation with our experts!


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