20ft Container Energy Storage System | 250–500kW / 500–1000kWh | BYD LFP Battery | Microgrid & C&I Applications

Model: SNE-ESS250KT500C / SNE-ESS500KT1000C – Ideal for remote sites and weak power grids

The 20ft Container Energy Storage System is a fully integrated, factory‑assembled solution tailored for medium to large-scale commercial and industrial applications. Featuring 250–500 kW output and 500–1000 kWh BYD lithium batteries, it includes built‑in HVAC, fire suppression, battery management system (BMS), and energy management system (EMS) for safe, efficient, and stable operation. Ideal for microgrids, remote sites, and weak-grid regions, the system supports fast deployment, easy installation, seamless grid interaction, and long-term reliable performance.

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20ft Container Energy Storage System | 250–500kW / 500–1000kWh | BYD LFP Battery | Microgrid & C&I Applications

System Topology Diagram

Functional Advantages

Why Choose This Product

Application Areas

Specification

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System Topology Diagram

The 20ft Container Energy Storage System, powered by BYD LFP batteries, offers capacities of 250–500kW and 500–1000kWh. This system is designed for microgrid and commercial & industrial (C&I) applications, providing a reliable and efficient solution for energy storage and management. It stores excess energy during off-peak hours and releases it during peak demand, helping businesses reduce energy costs and optimize consumption. Its scalable design ensures flexibility for various energy needs, while the use of BYD's lithium iron phosphate (LFP) batteries ensures safety, longevity, and environmental sustainability. This system is ideal for grid stabilization, backup power, and integrating renewable energy sources like solar and wind.

20ft Container Energy Storage System is designed for industrial and commercial use, supporting battery storage for factory energy management. It delivers 250–500kW power and 500–1000kWh capacity using BYD LFP batteries, ensuring safety and long cycle life. Integrated PCS, EMS, and cooling system enable efficient peak shaving, backup power, and microgrid applications.
Main Features

All-in-One Integrated Design

● Each 10ft / 20ft / 40ft container comes fully equipped with:
● BYD LFP battery packs, BMS, EMS
● HVAC and fire suppression systems
● Internal wiring, lighting, and protection
● Plug-and-play setup saves time and reduces on-site work."

Safe, Reliable, Built to Last

● Equipped with BYD LFP battery cells: high safety, long cycle life, and high usable capacity
● Factory-assembled and tested in-house to ensure high quality
● Multi-layer safety: active BYD BMS, thermal management, and automatic fire protection
● Weather-resistant design suitable for harsh environments (IP54+)

Smart Control & Scalable Applications

● EMS enables real-time monitoring, remote control, and intelligent dispatch
● Supports solar + storage, peak shaving, backup power, EV charging, and microgrids
● Modular and scalable—suitable for C&I and utility-scale projects
Why Choose Our Container ESS?

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All-in-One Integrated Design

Compact and modular structure enables quick installation and seamless transportation, saving time and labor costs.

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Lower Operating Costs

Smart energy management and high-efficiency components help reduce daily energy loss and system O&M expenses.

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Flexible Backup Power

Supports multiple backup scenarios—commercial, industrial, or emergency—ensuring uninterrupted power supply when needed most.

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Turnkey Solution

Fully pre-assembled and pre-tested system, delivered ready-to-use, minimizing on-site work and speeding up deployment.

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24/7 Remote Monitoring & Support

Supports full-time remote operation, monitoring, and diagnostics—ensuring fast response, minimal downtime, and reduced service costs.
Application Scenarios & Use Cases

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Peak Shaving & Load Shifting

Reduce peak demand charges and optimize energy use by shifting load to off-peak hours.

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Backup Power Supply

Ensure uninterrupted power for critical facilities during grid outages or unstable supply.

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Microgrid & Off-Grid Systems

Support remote sites or islanded microgrids with stable, independent power supply.

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Renewable Energy Integration

Store excess solar or wind energy for later use, improving self-consumption and grid stability.

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Industrial and Commercial Facilities

Improve power quality, stabilize voltage, and reduce energy costs for factories, data centers, malls, etc.

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Critical Infrastructure

Ideal for hospitals, telecom stations, water treatment plants, and other essential services requiring high reliability.

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Grid Services & Utility Support

Provide frequency regulation, voltage support, spinning reserve, and other ancillary services for utilities.

Specification

Model	SNE-ESS250KT500C	SNE-ESS500KT1000C
Battery Input
Battery Capacity (KWH)	516.09KWH	1003.52KWH
Battery Type	Lithium Iron Phosphate(LiFePO4)
Battery Module	25.6V 310AH BYD Battery Module
Nominal Voltage(V)	563.2V
Battery Voltage Range(V)	475.2V~668.8V
Number of Battery Clusters	3	6
AC data
Max Output Power(KVA)	275KVA	550KVA
Rated Power(KW)	250KW	500KW
Rated Current(A)	361A	722A
Max. Output Current(A)	397A	794A
THDI	＜3%
Rated Voltage(V)	400V
Voltage Range(V)	320V-460V
Frequency (Hz)	50/60Hz
Power Factor	1 Lagging-1 Leading
AC Connection	3W+N+PE
AC (Off Grid)
Rated Voltage(V)	400V
THDU	< 1% Linear, < 5% Non-linear
Rated Frequency(Hz)	50/60Hz
Overload Capacity	110%,Long-term
General Data
Display	LCD
BMS Communication Mode	CAN, RS485
EMS Communication Mode	RS485, TCP/IP
Ingress Protection	IP54
Fire Extinguishing System	Support
Operating Temperature	－30～+55℃
Dimension WDH (mm)	6058×2591×2896mm
Weight (KG)	About 10540KG	About 15600KG
PCS Cooling Way	Temperature Control Intelligent Air Cooling
Battery Cooling Way	Air Conditioning Cooling
Altitude	4,500m (>3,000 Derating)
Relative Humidity	0 ~95% Non-condensing
Standard
Inverter Grid Regulation	IEC/EN62109-1/-2；EN62477-1；IEC/EN61000-6-2/-6-4; EN50549-1;NRS 097-2-1:2017
Battery Standards	UN38.3/MSDS/IEC 62619:2022