Battery Energy Storage System (BESS)
1MWh Containerized Battery Energy Storage System (BESS) – 500kW PCS | KTS-ESS-1000
(Commercial & Industrial Energy Storage Solution / Solar + Storage Integrated System)
1. Product Overview
The KTS-ESS-1000 is a standardized 1MWh containerized battery energy storage system (BESS), specifically engineered for:
Commercial & industrial energy storage applications
Utility-scale grid energy storage projects
Solar + storage integrated systems (PV + BESS)
The system integrates:
High-voltage LiFePO4 battery system
500kW bidirectional power conversion system (PCS)
Intelligent battery management system (BMS)
Fire protection and thermal management system
All components are pre-installed within a standard 20ft container, offering:
Reduced engineering and installation costs
Easy transportation for global projects
This makes it an ideal turnkey BESS solution for EPC contractors, developers, and energy integrators.
2. Technical Specifications
| Parameter | Specification |
| Model | KTS-ESS-1000 |
| System Type | Battery Energy Storage System (BESS) |
| Rated Power | 500kW PCS |
| Rated Capacity | 1024kWh (1.024MWh) |
| Battery Type | Lithium Iron Phosphate (LiFePO4) |
| System Voltage | 1536V DC High Voltage System |
| Cycle Life | ≥6000 cycles (80% DOD) |
| Discharge Duration | Approx. 2 hours |
| AC Output | 400V / 480V AC (50Hz / 60Hz adaptive) |
| System Efficiency | Up to 95% |
| Operating Temperature | -20°C to +55°C |
| Cooling Method | Air Cooling (standard) / Liquid Cooling (optional) |
| Protection Level | IP54 (container) / IP67 (battery module) |
| BMS | Hierarchical BMS with active balancing |
| Fire Protection | FM200 / Novec 1230 + smoke & temperature detection |
| Communication | Modbus TCP/RTU, CAN, RS485 |
| EMS | Cloud-based energy management system |
| Certifications | IEC 62619, UL 1973, CE, UN38.3, ISO 9001 |
| Container Size | Standard 20ft |
3. System Architecture
The system adopts a 1536V high-voltage DC architecture, which:
Reduces current losses
Improves overall system efficiency
Enhances system stability
The multi-layer BMS architecture provides:
Cell-level monitoring
Battery cluster-level protection
System-level safety control
The integrated bidirectional PCS enables:
Grid-tied and off-grid operation
Seamless switching between working modes
This design ensures a high-efficiency energy storage system for both grid and microgrid applications.
4. Functions & Applications
This containerized energy storage solution is widely used in:
Solar off-grid energy storage systems
Commercial and industrial peak shaving & load shifting
Backup power supply systems for businesses
Utility-scale energy storage projects
5. Key Features
1. High Safety Design
Advanced LiFePO4 battery chemistry with excellent thermal stability
Integrated gas fire suppression system
Multiple electrical protection mechanisms
Ideal for safe long-term operation in large-scale energy storage projects
2. Global Adaptability
Compatible with 50Hz / 60Hz power gridsSuitable for high-temperature and harsh environments
Perfect for overseas energy storage projects and international EPC deployment
3. Fast Deployment
Fully integrated containerized BESS systemFactory pre-assembled and pre-tested
Plug-and-play on-site installation
A true rapid deployment energy storage system solution
4. Smart Monitoring & O&M
Cloud-based Energy Management System (EMS)Real-time data monitoring
Remote diagnostics and fault warning
Supports intelligent energy storage system operation and maintenance
Why Choose Our BESS Solution
- Turnkey containerized energy storage system
- Proven performance in global projects
- Customizable for different project requirements
- Full technical support for EPC and developers
Get a Custom Energy Storage Solution
Looking for a reliable 1MWh battery energy storage system supplier?We provide:
System sizing & configuration
Project-based design solutions
Technical consultationOEM & ODM services
