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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!
High-Density 48V 300Ah Solar Storage 30% Lighter Than Lead-Acid 10-Year Warranty
Place of Origin | China |
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Brand Name | Sunpok Energy |
Certification | CE, TUV, IEC,VDE,CEI,ROHS, |
Model Number | SP-48300-YD-V1 |
Minimum Order Quantity | 1 Unit |
Price | Face to face |
Packaging Details | Carton or Wooden Box |
Delivery Time | 5-10 Days |
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability | 200+Unit+Per Days |

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.
xOutput Power Range | 10~20 KWh | Grid Connection | Off Grid, Hybrid Grid |
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Battery Type | LiFePO4 | Place Of Origin | Guangdong, China |
Dimension (L*W*H) | 1030*550*430mm | Weight | 130Kg |
Communication Port | CAN, Rs485 | Protection Class | IP20 |
Battery Type | LFP | Material | Steel |
BMS | Smart BMS System | Cycle Life | 6500 Times |
Highlight | High Density Solar Storage,300Ah Solar Storage |
Sunpok 48V 300Ah Energy Storage Battery – Reliable Power for a Sustainable Future
The Sunpok 48V 300Ah Energy Storage Battery is designed to provide stable and long-lasting power for residential, commercial and industrial applications. With a high capacity of 14.4kWh, this battery ensures a reliable energy supply and is an excellent choice for solar energy storage, backup power and off-grid systems.
Manufactured with advanced lithium iron phosphate (LiFePO4) technology, it has excellent safety, efficiency and service life. The integrated intelligent battery management system (BMS) prevents overcharging, over-discharging, short circuit and temperature fluctuations, ensuring stable performance and extended battery life. With more than 6000 charging cycles, it is a cost-effective and environmentally friendly energy storage solution.
This battery is ideal for solar energy storage, enabling users to store excess solar energy for later use and reduce dependence on the grid. It can also serve as a reliable backup power source for homes and businesses, ensuring uninterrupted power during power outages. For off-grid and remote applications, the Sunpok 48V 300Ah battery provides stable and efficient energy for cabins, RVs, and industrial operations.
With fast charging capabilities and a high discharge rate, this battery can easily support high-power applications. Its durable and maintenance-free design ensures long-term reliability, making it a smart investment for those seeking a sustainable and efficient energy storage solution.
The Sunpok 48V 300Ah energy storage battery is the perfect choice for anyone looking to optimize energy use, reduce electricity costs, and ensure a reliable power supply. Contact us today to learn more and secure the best energy storage solution for your needs.
The Perfect Solution for Sustainable Energy
The Sunpok SP-48300-YD-V1 15kWh energy storage battery is a cutting-edge solution designed for homes, businesses and off-grid systems around the world. With unmatched efficiency, durability and scalability, it is the key to reliable and sustainable power.
15kWh Capacity: Ample storage for a variety of energy needs.
Long Life: 6,500+ cycles, over 15 years of reliable performance.
Eco-Friendly: Zero emissions, supporting global sustainability goals.
Advanced Safety: Includes overcharge, over-discharge, and thermal protection.
item | SP-48300-YD-V1 | |
Battery Configuration | 1P16S | |
Nominal Voltage | 51.2V | |
Working Voltage Range | 42V~58.4V | |
Nominal Capacity | 280Ah/302Ah/304Ah | |
Weight | 130Kg | |
Altitude Limited(m) | 0-3000m | |
Dimension(mm) | 1030*550*430mm | |
Display | LCD display (voltage , capacity, and watts etc) | |
Max charge current | 200A@25±2℃ | |
Maximum discharge current | 200A@25±2℃ | |
Working Temperature | 0~40℃(Charge) -20~40℃(Discharge) | |
Storage temperature and humidity |
-10℃~35℃(Within one month of storage)
25±2℃(Within three months of storage)
65%±20%RH
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IP grade | IP20 | |
Communication mode | CAN&RS485 |
Where Can Sunpok 15kWh Be Used?
Residential Power Backup:
Ensure your home remains powered during outages and save on energy bills.
Commercial and Small Business:
Keep your operations running smoothly, even in unstable grid areas.
Off-Grid Living:
Ideal for rural and remote locations where grid power is unavailable.
Renewable Energy Systems:
Seamlessly integrates with solar panels for 24/7 green energy.
Why Choose Sunpok 15kWh?
- Reliable Performance: Delivers stable energy storage for critical needs.
- Cost-Effective: Lower your energy bills with renewable energy integration.
- Environmentally Friendly: Support a cleaner planet with zero-emission energy.
- Global Compatibility: Designed to meet international energy standards.
A Factory You Can Trust
Sunpok is backed by a highly experienced team of engineers and technicians who ensure every battery meets international standards. Our factory boasts:
- Automated Production Lines: Streamlined processes for maximum efficiency.
- In-House R&D Team: Continuous innovation to keep Sunpok at the forefront of energy technology.
- Global Certifications: CE, UL, and ISO ensure compliance with the strictest safety and quality requirements.
Welcome to Sunpok Factory – Honored to Host Our Valued Customers!
We were delighted to welcome esteemed customers to our Sunpok factory for an exclusive visit. During their tour, they explored our advanced production lines, rigorous quality control processes, and cutting-edge R&D facilities. The visit provided a deeper understanding of our 15kWh energy storage batteries and comprehensive energy solutions. Our guests expressed their appreciation for the superior quality of our products and the professionalism of our team.
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!