What is a Containerized Energy Storage System?

A Containerized Energy Storage System (ESS) is a modular, transportable energy solution that integrates lithium battery packs, BMS, PCS, EMS, HVAC, fire protection, and remote monitoring systems within a standard 10ft, 20ft, or 40ft ISO container. Engineered for rapid deployment, high safety, and flexibility, it enables efficient energy storage and delivery for industrial, commercial, and utility-scale projects.

Types of Containerized ESS

• Air-Cooled ESS
  Utilizes ventilation and industrial fans for cooling. Suitable for moderate climates and cost-sensitive projects.

• Liquid-Cooled ESS
  Employs a circulating coolant system for precise temperature control. Best suited for large-capacity deployments and harsh environmental conditions.

• AC-Coupled ESS
  Connects on the AC side of a system. Ideal for easy retrofitting and grid interaction.

• DC-Coupled ESS
  Integrates with PV systems on the DC side, improving round-trip efficiency in solar-plus-storage applications.

Key Features

• Modular & Scalable – Expand energy capacity by adding container units as needed.

• Integrated Safety Systems – Includes multi-tier BMS, fire suppression, and fault isolation.

• Thermal Management – Available in both air-cooled and liquid-cooled configurations for different climate conditions.

• Smart Monitoring – Real-time data tracking, remote diagnostics, and EMS connectivity.

• Rapid Installation – Pre-assembled units reduce on-site setup time.

• Mobile & Flexible – Easily redeploy across different sites as project needs evolve.

• Low Maintenance – Standardized system architecture simplifies service and part replacement.

Applications

• C&I Load Shifting – Reduces electricity bills by storing energy off-peak and discharging during high-demand periods.

• Backup for Critical Facilities – Ensures uninterrupted power supply for hospitals, data centers, airports, and telecom stations.

• Renewable Energy Integration – Smooths out fluctuations in solar and wind energy generation.

• Grid Services – Supports frequency regulation and ancillary services for grid stabilization.

• Microgrids & Off-Grid Systems – Powers remote communities, islands, or industrial sites with limited grid access.

• EV Charging Infrastructure – Buffers grid impact at high-demand charging stations.

• Disaster Relief & Military Use – Portable, quick-to-deploy power in emergency or mobile scenarios.

Price of Containerized ESS

The cost depends on several factors, including:

• System capacity (e.g., 250kWh to 5MWh)

• Cooling method (air or liquid)

• Battery cell chemistry (e.g., LFP vs. NMC)

• EMS and software integration

• Required certifications and regional compliance

Pricing is generally quoted under EXW, FOB, or CIF terms. For a customized quotation based on your project requirements, please contact the supplier directly.

How to Choose the Right System?

• Determine power and energy needs (kW/MW and kWh/MWh)

• Assess the environmental conditions (temperature, humidity, site constraints)

• Select appropriate cooling and fire safety measures

• Confirm certification and local grid compliance

• Evaluate EMS compatibility and remote monitoring needs

• Understand warranty terms and after-sales support

Lifespan of a Containerized ESS

With high-quality LFP cells, advanced BMS, and optimal thermal control, containerized systems from reputable suppliers can offer:

• Cycle life: 6000–8000 cycles at 80% depth of discharge

• Service life: Over 10–15 years

• Proper environmental control and regular maintenance further enhance system longevity.

Reliable Supplier of Containerized ESS

Dagong ESS, a division of Dagong New Energy, delivers modular containerized energy storage systems ranging from 100kWh to 5MWh+, with both air-cooled and liquid-cooled options. All solutions are engineered to international standards, support integration with various grid types, and come with remote monitoring capabilities for intelligent operation.

Email: sales@dagongess.com
Website: www.dagongess.com