Wholesale 400Ah Solar Power-wall Home Energy Storage System 20kw Lifepo4 Battery with 20Kwh 48V Lifepo4 Lithium Battery

Sunpok 20.48kWh Home Battery: Built for Durable Energy Storage

Power your essential needs with steadfast energy independence. The Sunpok 51.2V 400Ah Lithium-Ion Battery delivers a substantial 20.48kWh of capacity, engineered as a dependable foundation for your home's core power requirements. This unit is designed for those seeking straightforward, high-capacity energy storage.

​​Significant Capacity, Reliable Power​​
Access 20.48kWh of usable energy stored securely. This high-capacity design supports extended operation of critical appliances and systems during extended grid interruptions, overnight power continuity, and effective utilization of generated power (such as solar). Plan your energy usage with confidence, knowing significant power reserve is available.

​​LiFePO4: The Standard for Longevity & Safety​​
The Sunpok battery employs Lithium Iron Phosphate (LiFePO4) chemistry. Recognized for its inherent safety profile, superior electrochemical stability, and deep-cycle endurance (supporting over 8000 cycles at 80% depth of discharge), this technology ensures a prolonged, reliable service life with minimal degradation.

​​Integrated Protection & Management​​
A sophisticated multi-layer Battery Management System (BMS) is integral to the Sunpok unit. This system performs continuous real-time monitoring and precise control, safeguarding against potential operational risks by regulating cell voltages, currents, and thermal parameters to optimize both performance and durability.

​​Space-Conscious Vertical Build​​
Designed with practicality in mind, the vertical, wall-mountable Sunpok 20.48kWh battery minimizes spatial demands. Its form factor allows for efficient placement in utility rooms, garages, or dedicated technical spaces, preserving valuable floor area within your home infrastructure. Professional installation by a certified electrician is essential for safe and compliant integration.

​​Establish Your Power Foundation​​

• ​​Robust 20.48kWh Capacity:​​ Ready to support essential home systems when needed.
• ​​Proven LiFePO4 Longevity:​​ Engineered for safety and profound energy endurance.
• ​​Comprehensive BMS Safety:​​ Active monitoring and protection of critical cell parameters.
• ​​Optimized Footprint:​​ Wall-mounted vertical design maximizes space utilization.

The Sunpok 51.2V 400Ah Home Battery prioritizes fundamental attributes: substantial energy reserve, long-term operational reliability, and inherent safety through advanced LiFePO4 technology. It represents a commitment to providing essential, durable power for your home energy strategy.

​​Discover Durable Energy Storage:​​ sunpok.com

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48V Energy Storage Lithium Battery Parameters
 

About Sunpok Energy

Guangzhou Sunpok Energy Co., ltd. is a high-tech enterprise integrating battery research and development, design, and production. It was registered in Guangzhou, China in 2016.

After years of development, sunpok energy has become a leader in China's energy storage industry, vertically integrated upstream and downstream supply chain resources, continuously optimized the company's product matrix, improved product performance, and won praise from customers at home and abroad.

The products of sunpok energy have been sold all over the world, bringing green energy to more than 12,000 families and units. At present, the products of sunpok energy mainly include:

1. Energy Storage Lithium Battery
2. 48V Lithium Ion Battery
3. Lithium Portable Power Station
4. All In One ESS
5. Complete Off Grid Solar System
6. Hybrid Solar System Kit
7. Wind Solar Hybrid Power System
8. Off Grid Inverter
9. Deep Cycle Lithium Battery
10. 12V Gel Battery
11. Mono PV Panels
12. Residential Wind Turbine
Mutual benefit and win-win results have always been the tenet of Sunpok Energy. In the future, sunpok energy will work with partners to scale new heights with a more inclusive attitude.


48V Energy Storage Lithium Battery Product Display
The production of energy storage lithium batteries is operated by professional workers with more than 5 years of experience.

Use the world's leading testing equipment to carry out comprehensive testing of batteries.

Strong R & D and production capacity of energy storage lithium battery, can provide OEM/ODM service for partners all over the world.

Customers visiting the factory

48V Energy Storage Lithium Battery Project Display

FAQ
Question 1: Are you a factory or a trader?
Answer 1: We are a manufacturer of batteries, and can also provide solutions for the entire solar system.
Question 2: What is the lead time?
Answer 2: We can deliver within 3-15 days.
Question 3: What is the warranty period, and how many years?
Answer 3: The warranty period for batteries is 5-10 years.
Question 4: How is your technical support?
Answer 4: We provide lifetime online support through Whatsapp/ Skype/ Wechat/ Email. Any problem after delivery, we will offer you a video call anytime, our engineer will also go to overseas help our customers if necessary.
Question 5: How to become your agent?
Answer 5: Contact us through the website, email, or phone, and we can talk about details to confirm.
Question 6: Is the sample available and free?
Answer 6: The sample will be charged a cost, but the cost will be refunded after the bulk order.
Question 7: Do you support OEM/ODM?
Answer 7: Of course, we can do customized services for our partners.
If you have other questions, please add the contact information of our sales manager to understand, thank you!