10kw 15kw 20kwh Home Lithium Battery Pack 48V 400ah Solar System 20kwh 48V

Product Specification

Power Your Future with SUNPOK’s 51.2V/48V 400Ah 20kWh Energy Storage Lithium Battery

Unleash Reliable, High-Capacity Energy Storage
In an era where energy independence and sustainability are paramount, SUNPOK introduces its groundbreaking 51.2V/48V 400Ah 20kWh Lithium Iron Phosphate (LiFePO4) Battery—a powerhouse solution designed to meet the demands of residential, commercial, and industrial energy storage needs. Engineered for performance, durability, and safety, this cutting-edge battery system redefines what’s possible in renewable energy integration and backup power solutions.

Why Choose SUNPOK’s 20kWh Energy Storage Battery?

Massive Capacity, Unmatched Efficiency
With a 20kWh energy reserve, SUNPOK’s battery delivers exceptional power for extended periods, making it ideal for solar energy storage, off-grid living, or backup power during outages. Its 51.2V/48V 400Ah configuration ensures seamless compatibility with most inverters and solar systems, maximizing energy utilization while minimizing waste.

Longevity Built to Last
Featuring premium-grade LiFePO4 cells, this battery offers 6,500+ deep cycles at 80% Depth of Discharge (DoD), ensuring a lifespan of over 10 years. Unlike traditional lead-acid batteries, SUNPOK’s lithium technology retains consistent performance even under heavy usage, reducing long-term replacement costs.

Ultra-Fast Charging & Smart Management
Equipped with an advanced Battery Management System (BMS), the SUNPOK 20kWh battery protects against overcharge, over-discharge, short circuits, and temperature extremes. Its rapid charging capability ensures quick replenishment from solar panels or grid power, keeping your systems running smoothly.

Space-Saving & Scalable Design
Compact and lightweight compared to conventional batteries, SUNPOK’s modular design allows effortless expansion. Build a customized energy storage network by connecting multiple units to scale up capacity for larger applications.

Applications That Empower Your Life
Solar Energy Storage: Store surplus solar power during the day and use it at night, slashing electricity bills and carbon footprints.

Backup Power: Keep homes, offices, or critical equipment running during grid failures or emergencies.

Off-Grid Solutions: Power remote cabins, RVs, or telecom stations with reliable, self-sustained energy.

Commercial/Industrial Use: Reduce peak demand charges and stabilize energy costs for factories, farms, or data centers.

Technical Excellence You Can Trust

Sustainability Meets Innovation
SUNPOK is committed to a greener future. Our lithium batteries produce zero emissions, require minimal maintenance, and are 99% recyclable. By choosing SUNPOK, you’re not just investing in reliable energy—you’re supporting eco-friendly technology that protects the planet.

Ready to Transform Your Energy Experience?
Don’t let power limitations hold you back. SUNPOK’s 20kWh lithium battery is your gateway to energy freedom, resilience, and cost savings.

Contact us today to learn more about customization options, bulk pricing, and how SUNPOK can tailor solutions to your unique needs.

SUNPOK Energy – Empowering Tomorrow, Today.

Visit [www.sunpok.com] for inquiries.

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!