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Andrés AntonioHighly recommended product supplier very responsive.
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DavidPerfect product and high-quality service, thank the SUNPOK team.
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Mario HarrerAmazing hybrid system. Works perfect. Thanks Rainbow, your support is more than 100%. I only buy from Sunpok anymore. 5 star PLUS rating!
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Stanley UkaohaSunpok is the best marketer I have ever met, very polite, and always ready to render assistance at all times.
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Dain Thomasvery helpful and supportive. my first choice for any related products
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James LambrightTop Service, top Company!
51.2V 314Ah Lifepo4 Rack Battery Pack Solar Battery for Home Battery of Home Energy Storage Systems

Contact me for free samples and coupons.
WhatsApp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xFeatures | Canbus / RS485 Communication | Battery Type | Lithium Ion Battery , LiFePO4 |
---|---|---|---|
Application | Electric Solar Energy Power Systems | Type | Split |
Nominal Voltage | 48V / 52V | Package | Wooden Box |
Protection Class | Ip55 | Shipping | By Express, By Air, By Sea |
Grid Connection | Off Grid, Hybrid Grid | Cell Type | Grade-A Lithium-ion |
Protection | BMS | Certification | PSE/IEC62133/METI/CE/REACH |
Highlight | 51.2V 314Ah Lifepo4 rack battery,solar battery for home energy storage,48V lithium ion battery with warranty |
Power Your Home, Your Way: Sunpok 51.2V 300Ah Home Battery
Tired of unpredictable energy bills and grid dependency? Take control with the Sunpok 51.2V 300Ah Home Energy Storage System—a robust solution for homeowners prioritizing capacity and resilience.
Amplify Your Energy Freedom
With a substantial 15.36kWh of usable capacity, the Sunpok 300Ah battery delivers extended power reserves. Keep lights on, refrigerators running, and critical devices operating during outages or peak tariff hours. Its large storage volume minimizes reliance on the grid, offering tangible long-term savings on electricity costs without complex integrations.
Engineered for Compatibility & Stability
Built to work seamlessly with mainstream 51.2V solar inverters and home energy systems, this battery ensures straightforward compatibility. Its stable voltage output efficiently powers high-demand household appliances—from HVAC units to kitchen equipment—providing consistent performance where it matters most.
Compact Durability for Indoor Use
Housed in a space-saving, robust enclosure (IP21-rated), the Sunpok battery protects against vertical water drops and large particles. Its integrated Battery Management System (BMS) actively monitors voltage, temperature, and current to sustain optimal performance and safety under everyday conditions. Designed for placement in garages, utility rooms, or basements.
Simplicity at the Core
The Sunpok 51.2V 300Ah system focuses purely on delivering substantial energy storage. Homeowners benefit from its straightforward design and high-capacity output without unnecessary complexity. It’s a practical investment for those scaling toward energy independence.
Ready for Resilient Energy Storage?
Explore full specifications and redefine your home energy strategy. Visit sunpok.com today to learn how the 300Ah battery can become the backbone of your resilient, cost-efficient power solution.
Sunpok: Capacity That Endures.
48V Energy Storage Lithium Battery Parameters
ltem | Unit | SP-48200-YD | SP-48300-YD |
Nominal Parameters | |||
Battery Type | / | LiFeP04 Battery Module | |
Normal capacity(25°c,0.5C) | Wh | 10240 | 15360 |
Rated Voltage | Vdc | 51.2 | |
Voltage window | Vdc | 44~57.6 | |
Full Charge Voltage | Vdc | 57.6 | |
Low DC Cut-Off Voltage | Vdc | 44 | |
Max. Continue Discharge Current | A | 200 | |
Max. Pulse Discharge Current | A | 300A 30Sec. | |
Max. Continue Charge Current | A | 200 | |
Cycle Life(+25°c,0.5C,80%DOD) | Times | ≥6500 | |
Terminal | / | M8 | |
Storage Temperature | ℃ | 0~30 | |
Charging Temperature | ℃ | 0~40 | |
Discharge Temperature | ℃ | -20~60 | |
BMS Communication | / | CANBUS/RS485 | |
Certification | / | CE/UN38.3/MSDS | |
lp Degree | / | IP21 | |
Protection | / | Overcharge Protection,Overdischarge Protection, Overcurrent Protection.Shortcircuit Protection,Overtemperature Protection | |
Ambient | |||
Humidity | / | 0~95%(No Condensation) | |
Sea Leve | m | ≤1500 | |
Dimension | |||
LxWxH (Products Size) | mm | 930*510*290 | |
LxWxH (Package size) | mm | 1050*580*390 | |
Weight(Nw) | kg | 108 | 145 |
Weight(Gw) | kg | 130 | 168 |
20GP QTY | Pcs | 120 |
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!