Namkoo’s high-capacity 30kWh 25kWh 20kWh battery is engineered to deliver reliable, long-lasting energy storage for modern residential solar systems. Designed for scalability and intelligence, these battery packs empower homeowners to maximize solar self-consumption, ensure uninterrupted power, and achieve greater energy independence through advanced lithium-ion technology.
Voltage:51.2V
Capacity: 20480Ah
Battery Type: LiFePO4
Dimension(W*L*H): 996x450x750 mm
Cycle Life: ≥6000 Cycles(at 70% retention)
Protection Level: IP20
Weight: 175 kgs
Communication interface:RS485, CAN, Dry Contact
Parallel Quantity: 1~15(Optional Function)
Voltage:51.2V
Capacity: 24576Ah
Battery Type: LiFePO4
Dimension(W*L*H): 996x450x750 mm
Cycle Life: ≥6000 Cycles(at 70% retention)
Protection Level: IP20
Weight: 175 kgs
Communication interface:RS485, CAN, Dry Contact
Parallel Quantity: 1~15(Optional Function)
Voltage:51.2V
Capacity: 32153.9Ah
Battery Type: LiFePO4
Dimension(W*L*H): 996x450x750 mm
Cycle Life: ≥6000 Cycles(at 70% retention)
Protection Level: IP20
Weight: 175 kgs
Communication interface:RS485, CAN, Dry Contact
Parallel Quantity: 1~15(Optional Function)
Modular Energy Sizing: Choose from 20kWh, 25kWh, or 30kWh base units to match your household’s daily energy consumption and backup needs.
Seamless Parallel Expansion: The system supports parallel connection of up to 15 units, allowing total storage capacity to scale from 20kWh to over 450kWh for future-proof energy security.
Plug-and-Play Design: Additional battery units can be integrated effortlessly without complex reconfiguration, supporting growing families or added electrical loads like EV chargers.
Multi-Protocol Communication: Supports CAN, RS485, and other standard protocols for seamless integration with leading hybrid inverter brands like Sol-Ark, Schneider, OutBack, and Victron.
Inverter-Agnostic Design: Engineered to communicate with and optimize performance across a wide range of inverter systems, protecting your investment regardless of brand.
Grid Service & Smart Home Ready: Capable of supporting grid-interactive functions like peak shaving and time-based control, and can integrate with popular home energy management systems.
High-Performance Intelligent BMS: Features multi-layer monitoring of voltage, current, and temperature for each cell, ensuring safety, longevity, and precise state-of-charge reporting.
Comprehensive Protection Suite: Includes safeguards against overcharge, over-discharge, short circuit, overcurrent, and extreme temperatures for worry-free operation.
Active Balancing & Health Monitoring: The BMS actively balances cells to maintain optimal performance and provides real-time diagnostics and alerts via a user-friendly app.
• Whole-home backup power during grid outages
• Maximizing self-consumption of solar energy
• Load shifting to reduce electricity bills
• Off-grid and remote living power solutions
This advanced 20kWh battery platform combines robust capacity, intelligent management, and universal compatibility, delivering a future-ready energy storage foundation for residential solar systems seeking reliability, scalability, and smart grid interaction.
Namkoo lithium batteries power homes across 100+ countries, with 1,000+ satisfied families choosing our reliable energy storage solutions. Experience peace of mind knowing your household enjoys uninterrupted, clean electricity – day and night. Explore real-life success stories in our Residential Projects.
As a top-tier energy storage manufacturer, Namkoo maintains ready-to-ship lithium battery inventories across Asia, Africa, Caribbean, and Europe. Every unit is securely packed in certified wooden crates/pallets for maximum protection. We deliver worldwide via DHL, UPS, TNT, FedEx, EMS, or Sea Freight – ensuring your power solution arrives safely and fast.
Guangdong Namkoo Power Co.,Ltd. have more than 15 years factory experience for solar power products, power inverter pure sine wave products, solar battery storage,solar appliance products.More than 3000 successfully case have installed in 100+ countries.Germany technology, China price, Global service. Sincerely welcome everyone join us and develop solar business.
Yes, a 20kWh battery can store a significant portion of energy from a 20kw solar system, with options to expand capacity as needed.
Absolutely. This high-capacity 48v solar battery delivers reliable storage, making it ideal for a fully independent off grid solar system.
The 51.2v solar battery is perfect for the large residential, offering high efficiency, safety, and broad compatibility with inverters and solar setups.
Yes. Start with one 20kWh battery and connect up to 15 units in parallel to grow with your off grid solar system needs.
Namkoo 51.2v solar battery supports multiple communication protocols and works with most hybrid inverters, both for grid-tied and off grid solar system setups.
No.26-3,1st Floor, Kuiqi Road West Extension, Nanzhuang Town,Chancheng District,Foshan City,Guangdong Province, China (528000）
Contact Number: +86 18826309307
Email: [email protected]
