48V 300ah 15Kwh Lithium Solar Battery Rechargeable Storage Lithium Ion Batteries

Product Specification

Power Through Your Day: Sunpok 51.2V 300Ah Home Energy Storage

Imagine a major storm hits. The grid goes down, but your home stays bright, your fridge stays cold, and your essential devices stay powered. The Sunpok 51.2V 300Ah Home Energy Storage unit is designed to provide that essential peace of mind. This substantial lithium-ion battery system offers substantial power capacity specifically engineered for reliable home backup.

​​Your Home's Energy Reserve​​
At its core, the Sunpok unit delivers a robust 15.36 kWh energy reserve. That's substantial power on tap for:

• ​​Extended Backup:​​ Keep critical systems like refrigeration, lighting, communication, and medical devices running during extended outages.
• ​​Daily Optimization:​​ Store solar energy generated during the day for use at night, helping maximize the benefit of your solar panels and reduce grid reliance during peak times.
• ​​Off-Grid Potential:​​ A key component for cabin or remote home energy independence when paired appropriately with solar generation and power management systems.

​​Engineered for Power and Longevity​​
Sunpok focuses on core, reliable technology:

• ​​High-Capacity Energy Storage:​​ The 300Ah rating provides significant runtime for essential loads. Specify the usable capacity relevant to your setup.
• ​​Intelligent Battery Management System (BMS):​​ Continuously monitors cell voltage, temperature, and current, ensuring balanced charging/discharging (±0.05V balance precision) and providing critical protection against over-charge, over-discharge, over-current, and short circuits. Focuses on maintaining battery health and safety.
• ​​Stable Voltage:​​ The 51.2V nominal voltage integrates efficiently with common off-grid and hybrid solar inverters suitable for this voltage level.​​

​​Simple Integration for Home Use​​
The Sunpok 51.2V 300Ah battery is designed for straightforward setup with compatible equipment:

• ​​Built for Resilience:​​ Its IP21 rating ensures sufficient protection against vertical dripping water and dust ingress for indoor installation.
• ​​Compatibility First:​​ Seamlessly connects with a wide range of popular hybrid and off-grid inverters supporting 51.2V systems. Always confirm compatibility with your specific inverter brand and model.
• ​​Scalable Design:​​ While a significant unit on its own, its voltage allows for potential future capacity expansion by adding parallel units when your power needs grow (consult Sunpok for parallel configuration guidance).

​​Safety and Reliability You Can Trust​​
Safety is paramount:

• ​​Inherent LiFePO4 Stability:​​ The chemistry is fundamentally safer and more stable than older lithium-ion types, reducing risks like thermal runaway.
• ​​Protection Layers:​​ The multi-level BMS acts as the first line of defense against electrical faults.
• ​​Passive Safety Design:​​ Robust casing and internal construction prioritize safe operation. Follow all manufacturer installation requirements.

​​Sunpok: Power for Your Essentials​​
The Sunpok 51.2V 300Ah Home Energy Storage unit focuses on delivering substantial power capacity and long-term reliability. It’s built to provide essential backup during outages and store solar energy efficiently, helping you manage your home's energy consumption. Its robust LiFePO4 cells and intelligent BMS prioritize safety and durability year after year.

​​Learn more about integrating powerful backup energy into your home.​​

​​Visit: http://www.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!