The 20 kWh battery storage system is a high-capacity energy storage solution designed for solar applications that require stable performance, flexible configuration, and long-term reliability. Built on LiFePO₄ battery technology, this system is suitable for both residential backup power and commercial energy storage projects where daily cycling and system stability are essential.
Developed for solar installers, energy storage distributors, and project developers, the system supports modular deployment and integration with a wide range of solar PV and hybrid inverter configurations, making it a practical choice for scalable energy storage solutions.
Product Overview
This solar battery storage system provides a total energy capacity of 20 kWh, achieved through a modular battery pack structure that allows balanced performance and easier system management. The enclosure is designed for indoor or protected outdoor installation, offering solid environmental protection and reliable operation under typical residential and commercial conditions.
With intelligent battery management and communication interfaces, the system supports monitoring and coordination with compatible inverters and energy management platforms.
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Storage Battery |
20KWH |
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Battery Pack Capacity/pc |
5KWH |
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Cont. Output Current |
100A |
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Peak Output Current |
150A |
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Nominal Voltage |
51.2V |
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Operating Voltage |
40-58.4V |
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Size (L/W/H) |
700*435*1060mm |
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Weight (Kg) |
240 |
Products Description

Products Description
High Energy Capacity
Designed to support daily household loads or commercial backup requirements, the 20 kWh capacity provides extended power availability during grid outages or peak demand periods.
LiFePO₄ Battery Technology
Lithium iron phosphate chemistry ensures enhanced thermal stability, long cycle life, and consistent performance over time, making it suitable for frequent charge and discharge cycles.
Modular System Architecture
The battery pack structure allows for balanced energy distribution and simplifies installation, maintenance, and future system planning.
Intelligent Communication Support
Integrated RS485 and CAN communication interfaces enable seamless interaction with inverters and monitoring systems.
Robust Environmental Protection
With an IP55 protection rating, the system is well-suited for installation in utility rooms, garages, and controlled outdoor environments.
Products Description
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Battery Parameter |
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Product Name |
Battery |
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Operating Temperature |
-10°C-50°C |
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Charging Temperature |
Above 0 °C |
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Battery Type |
Lithium iron phosphate battery(LiFePO4) |
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Communication |
RS485,CAN |
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Enclosure Protection Rating |
IP55 |
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Life Cycle |
3000 times |
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Warranty |
5 Years |
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Inverter Parameter |
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Product Name |
Inverter |
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Inverter Type |
Power Frequency Inverter |
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Rate Output Power |
5000W /10000W |
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AC Input/Output Voltage |
160-260V / 80~130V |
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AC Input/Output Frequency |
50 / 60Hz |
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Solar Controller |
Build-in MPPT *2 Road |
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Solar Input Current |
MAX. 60A*2 |
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Solar Input Voltage |
60-180V |
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Typical Applications
This battery storage system is commonly deployed in the following scenarios:
- Residential solar backup power systems
- Commercial and small industrial energy storage projects
- Hybrid solar PV and battery installations
- Peak shaving and load management applications
- Energy independence solutions for areas with unstable grids
These applications benefit from the system's balance of capacity, safety, and compatibility with existing solar infrastructure.
Why Choose DT Solar Power
DT Solar Power specializes in solar and energy storage solutions for global markets. Our experience in manufacturing, system integration support, and export logistics enables us to provide reliable products and long-term cooperation for distributors and project partners.

Products Description

Products Description
Q: Who are we?
A: DT MULTI TECH is a leading solar energy company headquartered in Xiamen, dedicated to advancing the development and application of clean energy technologies. With superior technological innovation and sustainability at its core, we provide our customers with a full range of solar solutions.
Q: What is the estimated delivery timeline?
A: Typically, production requires approximately one week.
Q: How are your products packaged?
A: Standardized packing of normal products. If you have any specific packaging preferences or requirements, we can accommodate them, although any associated fees for customized packaging will be the responsibility of the customer.
Q: What services can we provide?
A: Project proposal;
Project detailed design;
Main equipment and a whole set of components supply;
Installation and commissioning job or guide;
EPC;
BOOT (build, own, operation, transfer);
Long-term Maintenance.
Q: Do you offer OEM services?
A: Yes, we can put your brand or logo on the product you will purchase.
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