Hunan Hentg Power Electric Technology Co., Ltd.
                                                                                                           
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15 Years
Since 2011
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Modular Outdoor Energy Storage Cabinet / Containerized ESS Solution

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Product Description
1. Product Overview

The Battery Energy Storage System (BESS) is a fully integrated, factory-assembled energy storage solution designed for renewable energy, grid support, industrial backup, and microgrid applications.
It combines battery racks, PCS/inverter, EMS/BMS, switchgear, fire suppression, HVAC, thermal management, and communication into a single modular cabinet or 20ft/40ft container.

Engineered for long life, high safety, and stable operation, the system supports peak shaving, load shifting, frequency regulation, renewable smoothing, and emergency backup power—making it ideal for utility-scale, C&I, and grid-side energy projects.

2. Key Features
✔ Fully Integrated Plug-and-Play System
  • Battery packs + PCS + EMS/BMS + HVAC + fire protection

  • Pre-tested before shipment for fast commissioning

✔ High Safety & Multi-Level Protection
  • LFP (LiFePO4) high-safety cells

  • Pack-level + rack-level + system-level protection

  • Aerosol / Novec1230 / water-mist fire system

  • Real-time thermal management

  • Automatic fault detection & shutdown

✔ Intelligent Energy Management
  • EMS for scheduling, optimization, peak shaving

  • BMS for cell-level monitoring

  • Cloud platform for remote O&M

  • Supports IEC 61850, Modbus, DNP3, CAN, TCP/IP

✔ Long Cycle Life
  • 6000–10000 cycles depending on configuration

  • Stable performance in wide temperature conditions

✔ Flexible & Scalable
  • Modular 215kWh–372kWh cabinets

  • Up to 1MWh / 2MWh / 3.44MWh per container

  • Parallel expansion for 100MWh+ power stations

✔ Suitable for Harsh Environments
  • IP54–IP65 protection

  • C4/C5 anti-corrosion coating

  • Suitable for desert, coastal, high humidity, and tropical regions

3. Technical Specifications
Battery System
  • Cell chemistry: LFP (LiFePO₄)

  • Nominal capacity per rack: 50kWh–80kWh

  • System capacity: 215kWh / 250kWh / 372kWh / 500kWh / 1MWh / 2MWh+

  • Voltage: 600–1500V DC

  • Cycle life: 6000+ cycles

Power Conversion System (PCS)
  • Rated power: 100kW–3MW

  • DC/AC efficiency: up to 98.5%

  • Modes: grid-tied, off-grid, black start, seamless switching

  • Reactive power support

Energy Management (EMS/BMS)
  • Supports peak shaving, load shifting, frequency regulation

  • Real-time monitoring of SOH/SOC

  • Automatic fault detection and alarms

  • Remote cloud management optional

Fire Suppression System
  • Aerosol / Novec1230 / Water mist

  • Smoke detectors + temperature sensors

  • Automatic emergency ventilation

Thermal Management
  • HVAC cooling/heating

  • Intelligent temperature control

  • Ambient operating temperature: -20°C to +55°C (extendable)

Protection Level
  • Cabinet: IP54

  • Container: IP54–IP65

  • Anti-corrosion: C3 / C4 / C5 customizable

Standards Compliance
  • IEC 62619 (Battery Safety)

  • IEC 62933 (ESS Safety)

  • IEC 62109 (PCS Safety)

  • UL 9540A (Thermal Runaway Test)

  • IEC 61850 (Communication)

4. Application Scenarios
✔ Utility-Scale Renewable Energy Projects

Energy shifting for large solar and wind farms.

✔ Commercial & Industrial (C&I)

Factories, mines, data centers, EV charging stations.

✔ Microgrids & Off-Grid Villages

Ensures 24/7 power reliability for remote areas.

✔ Peak Shaving & Load Management

Reduces electricity expenses for industrial users.

✔ Backup Power & Emergency Supply

Uninterruptible power during outages and grid failures.

✔ Grid-Side Energy Storage Stations

Improves grid stability and frequency control.

5. Advantages for Project Developers
1. Lower EPC and O&M Costs

Factory-integrated, easier installation, minimal on-site work.

2. Faster Commissioning

Plug-and-play design with pre-integrated systems.

3. High Safety Design

Multi-level protection and UL9540A-compliant safety.

4. Long Service Life

High-energy LFP cells optimized for long-term cycling.

5. High Efficiency & Lower Losses

Optimized PCS and smart power management software.

6. Strong Environmental Adaptability

High heat resistance, dust-proof, salt-mist-proof.

6. Customization Options
  • 215kWh/250kWh/372kWh/500kWh/1MWh+

  • Cabinet / 20ft / 40ft container

  • PCS power rating customization

  • EMS communication protocol (IEC 61850 / Modbus / DNP3)

  • HVAC systems for extreme climates

  • C5 anti-corrosion for coastal environments

  • Explosion-proof options

  • Integration with PV inverter or EV charging

7. Packaging & Transportation
  • Fully assembled cabinet or container

  • Factory routine test report included

  • Suitable for 40HQ / flat-rack transportation

  • Optional wooden protection frame

8. Why Choose Us
  • 15+ years experience in power equipment manufacturing

  • Specialized in transformer + ESS + prefabricated cabins

  • Strong engineering team for custom solutions

  • IEC-compliant high-quality supply chain

  • Successful projects in Africa, LATAM, Middle East, Asia

  • Fast quotation & technical support

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Hunan Hentg Power Electric Technology Co., Ltd.
Location Room905, D6 building, CCSP Industrial Park, Yuelu District, Changsha,Hunan province, China
Contact Person Ms. Laurel

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