Product technical parameters
| Type | P400C860 | P500C1075 | P600C1290 | P700C1505 | P800C1720 | | DC side parameters | | Cell type &capacity | LiFePO₄-280Ah | | Battery module type | 1P20S | | System configuration | 4*1P240S | 5*1P240S | 6*1P240S | 7*1P240S | 8*1P240S | | Capacity(BOL) | 860kWh | 1075kWh | 1290kWh | 1505kWh | 1720kWh | | AC side parameters | | Grid type | 3P4W+PE | | Rated output power | 400kW | 500kW | 600kW | 700kW | 800kW | | Rated voltage | AC400V | | Rated frequency | 50/60(±5)Hz | | Maximum output current | 577A | 722A | 866A | 1010A | 1155A | | Harmonics | <3%(@rated power) | | Overload capacity | 110%,10mins;120%,60s | | General parameters | | Isolation transformer | No | | Protection level | Outdoor installation (Battery cabinet:IP55,Electrical room:IP34) | | Container anti-corrosion grade | C3 | | Operation temperature* | -20℃~50℃ | | Relative humidity | 0~95%(non-condensing) | | Permissible altitude** | <2000m | | Cooling method | Battery cabinet:HVAC,Electrical room:forced air cooling | | Fire fighting system | FAS &FM200/Novec1230 | | Noise emission | ≤75dB | | Dimension (W*D*H) | 20HQ container (6058mm*2438mm*2896mm) | | Maximum weight | 24500kg | | Communication interface | Ethernet | | Communication protocol | Modbus TCP/IP | | Warranty | 5 years (can be extended to 10 years)Warranty | |
Certification
| System:UN3536,LVD,EMC,RoHS Cell:IEC62619,UL1973,UL9540A PACK:UN38.3
PCS:G99,EN50549,AS4777.2,VDE4105 | | |
High Integration
All-in-One design to integrate all components by one-stop in the containers of international standard size, which is easy to lift and transfer.
Flexible Scalability
Modular design of structure and components, multiple parallel connection and collaborative control;
Easy integrating with multi-type power source, such as solar, wind and diesel generators as per demands conveniently;
High compatibility with different brands, different manufacturing times, and even different specifications of the battery cluster.
High safety
200+ FMEA design optimization;
60+ security protection policies;
Modular intercluster security isolation technology;
Advanced model health assessment and risk warning technology.
Economy and high efficiency
DC BUS Netting Technology to eliminate the passive circulation between clusters, and the battery cluster capacity is 100% available;
Grately saving cost of the power part, and system efficiency increased by 2%.
Customized BESS Solution
1stess offers customized Battery Energy Storage System (BESS) solutions tailored to your project's specific application, providing flexible power and capacity options.
Application: frequency regulation, voltage support, renewable energy integration, peak load shifting, microgrid and backup power supply.
Charging/discharging rate: 1C, 0.5C, etc.
Cooling method: forced air cooling or liquid cooling.
Container type: 20ft, 30ft, 40ft.
1MWh Industrial & Commercial Energy Storage System: Powering Sustainable Operations
Application Scenarios
Peak Shaving & Cost Optimization
Industrial facilities leverage its rapid grid response (<100ms) to shift energy consumption from high-tariff peak periods (e.g., 10 AM–7 PM) to off-peak hours, reducing electricity costs by up to 40%.Factories in China’s Guangdong Province using similar systems achieve ROI within 4 years through daily two-cycle charge/discharge operations
Renewable Energy Integration
Compatible with solar/wind farms, the system stabilizes intermittent renewable output via DC coupling. A Thailand solar park deployment demonstrated 98% renewable self-consumption by storing excess daytime solar energy for nighttime operations
EV Charging Infrastructure
Supports fast-charging stations in urban hubs by balancing grid load, reducing demand charges, and enabling 500kW–1.29MW power output without grid upgrades
Mission-Critical Backup
Provides 72+ hours of emergency power for hospitals, semiconductor fabs, and data centers during grid outages, ensuring 99.999% uptime
Core Functional Advantages
Military-Grade Safety
- Multi-layer protection: Cell-level fuses, advanced fire suppression (Novec1230 + water mist), and IP55-rated enclosures.
- Self-diagnostic BMS detects anomalies 60% faster than industry norms, preventing thermal runaway
Scalable Architecture
- Modular design scales from 215kWh to multi-MWh configurations using 5500×2438×2896mm standardized containers.
- Cluster balancing technology eliminates passive circulation, achieving 100% capacity utilization.
Smart Energy Management
- Cloud-based EMS enables real-time SoC monitoring, predictive analytics, and participation in frequency regulation markets.
- ≥90% round-trip efficiency with <100ms grid switching, meeting Fast Frequency Response (FFR) requirements.
Extreme Environment Resilience
Operates in -30°C to 55°C conditions, validated in Canadian oil sands and Middle Eastern desert projects.
Market Environment & Strategic Opportunities
Policy-Driven Growth
- China’s “dual-carbon” strategy mandates 200GW+ energy storage by 2030, with subsidies up to $0.08/kWh for TOU arbitrage projects.
- EU’s REPowerEU targets 200GW storage capacity by 2030, prioritizing 4+ hour duration systems for grid stability
Economic Viability
- LFP battery costs dropped 18% YoY, narrowing payback periods to 6–8 years—competitive with diesel generators.
- Industrial electricity prices in Europe surged 150% since 2022, driving 300% YoY growth in C&I storage installations
Emerging Applications
- Agriculture: Powers irrigation and cold storage in off-grid Indian farms, increasing crop yields by 25%.
- Telecom: Ensures 24/7 operation for 5G base stations in remote areas, reducing diesel dependency by 70%
Technological Synergies
Integrates with blockchain-based P2P energy trading platforms and IoT-enabled smart factories for demand-side management
Product Tags:
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500kW 1MWh Battery Modular ESS IP65 Certified Containerized ESS with Liquid Cooling Technology Images
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