2025 15kw Lithium Battery Energy Storage Battery Power System Home 15kwh Energy Storage Battery 48v 300ah

Power Your Home, Day & Night: Introducing the Sunpok 51.2V 300Ah Home Battery

Unlock true energy independence for your household with the ​​Sunpok 51.2V 300Ah Residential Energy Storage Solution​​. Engineered for homeowners seeking substantial, reliable backup power and greater self-sufficiency, this high-capacity lithium battery provides a robust 30.72 kWh of storage – the foundation for powering essential appliances and electronics through extended outages or maximizing solar utilization.

​​Built for Capacity and Stability:​​

At the heart of this solution lies a high-performance LiFePO4 chemistry. Known for inherent safety and exceptional longevity, LiFePO4 ensures stable performance over thousands of cycles. The precisely balanced 51.2V nominal voltage offers optimal compatibility and efficiency with common home energy systems. Its rugged, space-saving vertical design simplifies placement in garages, utility rooms, or designated storage areas.

​​Reliable Core Functionality:​​

The Sunpok 51.2V 300Ah battery delivers dependable core power storage. It supports charging from compatible solar inverters or grid sources. Basic battery status monitoring allows you to track essential operational parameters. While offering fundamental protection, its enclosure provides basic dust and drip resistance suitable for indoor residential environments. Connection is designed to be straightforward for technically proficient users familiar with home energy systems or working with professional installers.

​​Take Control with Sunpok:​​ Reduce grid dependence, enhance preparedness for outages, and support your sustainable energy goals with substantial storage capacity. The Sunpok 51.2V 300Ah battery provides the robust energy foundation your modern home requires, backed by straightforward, high-capacity technology.

​​Ready for substantial power? Explore the Sunpok residential line at sunpok.com.​

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.

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!

Sunpok Energy provides reliable and efficient home solar energy storage solutions using advanced lithium iron phosphate (LiFePO4) battery technology.

Our product portfolio includes 51.2V low-voltage home energy storage batteries, home solar system kits, integrated energy storage systems, and commercial high-voltage energy storage systems, offering flexible configurations to meet diverse energy needs.

Utilizing a long-lasting lithium iron phosphate (LiFePO4) chemistry, our products boast a cycle life exceeding 8,000 cycles.

Compatible with both off-grid and hybrid (grid-connected) systems.

Certified by UL, IEC, CE, and UN38.3.

Backed by a 5+ year warranty for peace of mind.

Whether for single-family homes, villas, or apartments, or commercial spaces like supermarkets and factories, Sunpok's solar systems and energy storage batteries can help lower electricity bills, increase energy independence, and provide backup power during power outages, making reliable, clean energy more accessible to customers.