48V 51.2V 400Ah LiFePO4 Energy Storage Battery Pack 20kWh LiFePO4 for Home Energy Storage System

​Power Your Home with Uninterrupted Energy: Sunpok 51.2V 400Ah Floor-Standing Li-ion Battery​​

In today’s world, having a reliable energy storage solution is essential for keeping your household running smoothly. The Sunpok 51.2V 400Ah floor-standing lithium-ion battery offers a powerful and efficient way to store electricity for daily use, helping you maximize your energy independence.

Designed for home use, this robust battery system features a large capacity of 400Ah and operates at 51.2V, making it an ideal choice for backup power and daily energy cycling. Its compact floor-standing design saves space while providing easy access for connection.

With an IP21 rating, the battery is protected against limited dust ingress and dripping water, adding durability for indoor environments. It is built using high-quality lithium-ion cells, ensuring long cycle life, stable performance, and low maintenance.

Whether you’re looking to store solar energy or need a dependable backup power source, the Sunpok battery delivers consistent performance. Its user-friendly design allows for straightforward setup, and it is compatible with a wide range of inverters and solar systems.

Key Features:

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  Capacity: 400Ah

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  Voltage: 51.2V

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  Chemistry: Lithium-Ion

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  Protection Rating: IP21

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  Design: Floor-standing, compact form factor

Ideal for residential energy storage, the Sunpok 51.2V 400Ah battery helps reduce reliance on the grid and ensures that your home remains powered during outages.

Explore more at 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!

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.