Battery Energy Storage Container

Battery Energy Storage Container
Details:
Battery energy storage container | 6.25mwh High-Density 587Ah BESS
High energy density used to mean higher fire risks, but we've flipped that script. Our battery energy storage container packs a massive 6.25MWh capacity into a standard footprint without compromising an inch on safety. It's the workhorse for GWh-level projects where efficiency and footprint are everything.
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Description
Technical Parameters

Product Details

 

By centering the design on 587Ah cells, we've reduced the number of internal connections in this battery energy storage container, which naturally slashes the potential points of failure. The 8000+ cycle life ensures that your investment continues to pay off long after the initial setup. This container battery isn't just about raw power; it features a smart, multi-level BMS that's IEC-compliant and ready for grid-frequency regulation. From the UN3536 structural integrity to the CE labeling, every detail of this containerized bess is engineered for the heavy-duty demands of 2026's energy markets.

 

5MWh
20260516143658156667
20260516143703156867

 

Technical Parameters

 

Technical Parameter

6.25MWh Containerized BESS

Battery Chemistry

Premium LiFePO4 cells (LFP)

Nominal Energy Capacity

6251 kWh (6.251MWh)

Cell Specification

High-Density 587Ah

Cycle Life

8000+ cycles (@80% DOD, 0.5C/0.5C)

Cooling System

Liquid Cooling

Fire Suppression

Multi-level (Gas/Aerosol + Water Sprinkler)

Container Dimensions

Standard 20ft ISO Container

Protection Rating

IP55 / NEMA 3R

Certifications

CE, IEC 62619, UN3536, UN38.3, MSDS

 

Our Workshop

 

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2025120409112863967
B71BBF28-A144-4862-8A3E-6331B3C19179
WPS20251203101211
2025120409153864867

 

FAQ

 

Q: Why is liquid cooling mandatory for a 5MWh battery energy storage container?

A: When you pack 5MWh of capacity into a 20-foot container using high-density 314Ah LiFePO4 cells, thermal management becomes your biggest bottleneck. Air cooling simply cannot prevent temperature variations between the center and the edges of the rack. Our liquid cooling loop actively pumps coolant directly across the cell modules, keeping the cell temperature delta under 3°C. This uniform thermal profile is absolutely critical to preventing localized degradation and securing the 8000+ cycle life required for utility-scale bankability.

Q: What is the significance of the UN3536 certification for your energy storage box and container series?

A: UN3536 is the strict international standard that regulates lithium batteries installed in cargo transport units. It ensures that the entire container-not just the individual LiFePO4 cells-has passed rigorous structural integrity, fire containment, and transport safety tests. Shipping a megawatt-class system without UN3536 is a massive regulatory liability in 2026. Our compliance means your logistics team won't face customs seizures or ocean freight rejections during international transit.

Q: Do you offer full container loading solution?

A: Yes, we provide optimized Full Container Load (FCL) solutions to maximize shipping efficiency and reduce costs. For industrial projects, we can pre-assemble and test the systems in 20ft or 40ft containers before shipment.

 

 

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