51.2V 300Ah 15KWh LiFePO4 Battery Pack Lithium Ion Batteries with Smart BMS for Solar Energy Storage System

Predictable Power When You Need It: Sunpok 51.2V 300Ah Home Battery

Demand more certainty from your home energy supply. The Sunpok 51.2V 300Ah Lithium-Ion Battery delivers substantial, reliable power storage designed for homeowners prioritizing core capacity and dependable backup.

​​Substantial Energy Reserve​​

Access ​​15.36kWh​​ of usable energy capacity. The Sunpok 300Ah battery provides the power needed to sustain critical household functions—lighting, refrigeration, communications—during grid outages or peak electricity pricing periods. Reduce reliance on unpredictable utility power and gain greater control over your energy costs.

​​Designed for Steady Operation​​

Engineered for stable 51.2V output, this battery integrates efficiently with compatible solar inverters and common home energy systems sharing this voltage standard. It reliably powers essential appliances, ensuring continuity for your household when external power sources are compromised or expensive.

​​Built for Indoor Reliability​​

Housed in a durable, space-efficient enclosure with IP21 protection, the Sunpok battery is suited for placement in garages, basements, or utility rooms. This rating safeguards against vertical water drips and larger solid objects. Its integrated Battery Management System (BMS) continuously monitors voltage, temperature, and current to ensure safe, stable operation and extend service life.

​​Pure Capacity, Simplified​​

The Sunpok solution focuses solely on delivering significant energy storage. It offers homeowners a straightforward, high-capacity power reserve without unnecessary features or integrations. This is dedicated energy storage designed for resilience and cost management.

​​Build Your Home Energy Foundation​​

Explore the potential of reliable backup power. Visit ​​sunpok.com​​ for detailed specifications on the 51.2V 300Ah home battery. Discover how substantial capacity can become the cornerstone of your home's energy strategy.

​​Sunpok: Power Reserved. Certainty Secured.​

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.