20ft 3MWh High Voltage Energy Storage System
Model: 20ft Containerized ESS | 3MWh | 1500V | BYD LFP Battery | 1C/2C Charge & Discharge | C&I Energy Storage Solution
This 20ft containerized energy storage system is powered by BYD’s 1500V lithium iron phosphate (LFP) high-voltage battery, offering up to 3MWh capacity in a compact footprint. Engineered for industrial and commercial applications, it supports 1C to 2C charge/discharge rates, making it ideal for peak shaving, frequency regulation, and fast-response microgrid solutions. With built-in BMS, EMS, HVAC, and fire suppression systems, it ensures safe and intelligent operation in demanding environments.
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System Topology Diagram
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Main Features
Safe & Reliable
●Powered by BYD's 1500V LFP battery modules, known for high safety, long cycle life, and thermal stability
●Integrated multi-level protection: BMS + EMS + fire suppression + HVAC
●Fully enclosed 20ft ISO container with enhanced fire resistance and IP55 protection rating
●Designed to meet international grid and safety standards
Smart & Scalable
●Smart EMS enables real-time monitoring, remote diagnostics, and flexible control
●Modular battery architecture makes expansion easy, adapting to different project sizes
●Compatible with both on-grid, microgrid, and off-grid systems
●Standardized interfaces for fast integration with PCS and other power equipment
Efficient & Flexible
●High-voltage 1500V system ensures high energy density and reduced BOS costs
●Delivers up to 3MWh capacity in a compact 20ft footprint — ideal for space-limited sites
●Supports high power 1C to 2C charge/discharge
●Supports multiple operation modes: peak shaving, load shifting, backup power, and renewable smoothing
●Designed for fast deployment and plug-and-play commissioning -
Why Choose Our Container ESS?
✅Speed & Power
1C/2C rate supports rapid response and grid stabilization.
✅Safety First
BYD's LFP chemistry and advanced fire protection ensure safety.
✅Compact & Scalable
20ft form factor with 3MWh capacity—ideal for flexible C&I projects.
✅Smart & Reliable
End-to-end management with integrated BMS + EMS ensures performance and system longevity.
✅Wide Range of Applications
Perfectly suited for utility-scale projects, microgrids, remote/off-grid sites, peak shaving, and renewable integration.
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Application Scenarios & Use Cases
🔋Peak Shaving & Load Shifting
Reduce peak demand charges and optimize energy use by shifting load to off-peak hours.
⚡Backup Power Supply
Ensure uninterrupted power for critical facilities during grid outages or unstable supply.
🌐Microgrid & Off-Grid Systems
Support remote sites or islanded microgrids with stable, independent power supply.
☀Renewable Energy Integration
Store excess solar or wind energy for later use, improving self-consumption and grid stability.
🔧Industrial and Commercial Facilities
Improve power quality, stabilize voltage, and reduce energy costs for factories, data centers, malls, etc.
🏥Critical Infrastructure
Ideal for hospitals, telecom stations, water treatment plants, and other essential services requiring high reliability.
🌍Grid Services & Utility Support
Provide frequency regulation, voltage support, spinning reserve, and other ancillary services for utilities.
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Specification
Model SNE20H-B3342-A SNE20H-B3145-A DC Side Parameters Battery Type LFP C15-340Ah LFP C15-320Ah Pack Type 1P32S 1P32S Battery Cluster Configuration 1P384S (12 Packs) 1P384S (12Packs) System Configuration 8× 1P384S 8 × 1P384S Battery Energy(BOL) 3342kWh 3145kWh DC Available Energy(BOL)@FAT 3041kWh 2861kWh DC Available Energy(BOL)@SAT 3007kWh 2830kWh Battery Voltage Range 998.4～1382.4V 998.4～1382.4V Nominal Power 3007kW 2830kW Basic parameters Case Type prefabricated cabin prefabricated cabin Dimension(W×D×H) 6058×2438×2896mm 6058×2438×2896mm Weight ＜35T ＜35T Ingress protection IP55 IP55 Operation Temperature -30℃～+55℃ -30℃～+55℃ Relative Humidity 5%～100% 5%～100% Maximum Working Altitude ≤2000m ≤2000m Cooling way liquid cooling liquid cooling Noise Emission(dB) ≤75dBA ≤75dBA Fire Extinguish System Heptafluoropropane or perfluorohexanone, water sprinkler system Heptafluoropropane or perfluorohexanone, water sprinkler system Auxiliary power supply interface AC380V/50Hz, three-phase, four-wire AC380V/50Hz, three-phase, four-wire Auxiliary System Peak Power Requirements 33.75kVA 65kVA Communication Interface Ethernet Ethernet Communication Protocols Modbus TCP/IP Modbus TCP/IP Standard Colors RAL 7035 RAL 7035 Standards-compliant GB/T 36276，GB/T 34131，UN 38.3， UN 3536，UKCA，CE Marking，IEC 62619，IEC 63056 -
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Inquiry
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Quotation & Confirmation
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Production & Delivery
Production starts according to the confirmed order, followed by shipment arrangement.
Installation Guidance
Our engineers offer on-site or remote installation guidance.
Commissioning & Support
System commissioning and testing are completed, with ongoing after-sales support.
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