Solar System 51.2V 48V 400Ah Lifepo4 Battery 20kwh Lithium Battery 48V Home

Product Specification

Sunpok 51.2V 400Ah Home Battery: Unleash Next-Level Energy Freedom

In an era where energy resilience meets intelligent innovation, Sunpok raises the bar with its groundbreaking 51.2V 400Ah lithium iron phosphate (LiFePO4) battery. Engineered for homes demanding maximum energy independence, this 20.48kHh powerhouse redefines sustainable living for large households and high-energy users.

Uninterrupted Power, Redefined
Boasting an industry-leading 20.48kWh capacity, the Sunpok 51.2V 400Ah battery sustains essential loads for 30+ hours during blackouts. Its 6000+ deep-cycle lifespan guarantees 15-year reliability—tripling the value of standard lithium batteries.

Smart-Optimized Energy Mastery
Our Battery Management System with neural network learning:

Dynamically allocates solar/wind/grid energy based on weather forecasts
Cuts peak-hour grid consumption by 85% through predictive load scheduling
Offers whole-home energy analytics via Sunpok Smart App (iOS/Android)
Integrates 16-layer safety protocols including thermal runaway prevention

Future-Proof Scalability

Universal compatibility with 48V/51.2V hybrid inverters
Military-grade IP67 enclosure operates at -30°C to 65°C
55% space-saving vs competitors’ 400Ah systems

Eco-Smart Financial Returns
When paired with solar, reduce grid reliance by 95% and achieve ROI within 4 years. The 97% efficient bi-directional inverter technology minimizes conversion losses, while our zero-landfill recycling program ensures full lifecycle sustainability.

Sunpok’s Unmatched Promise
✅ 15-year guarantee + priority support
✅ Auto-failover to backup power in 8ms during outages
✅ Hot-swappable modules for zero-downtime upgrades

Command Your Energy Destiny
Visit [Sunpok.com] for a personalized energy audit.

Power Beyond Limits. Thrive Off-Grid.
Sunpok Energy Solutions – Architects of the Renewable Era

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!