12.8V 50Ah LiFePO4 | 640WH | Long Lifespan
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12.8V 50Ah LiFePO4 | 640WH | Long Lifespan
Typical Capacity: 100AH
Typical Voltage: 12.8V
Energy storage: 1280WH
Max. Charge Current: 50A
Max. Discharge Current: 100A
Standard Charge Current: 0.5C
Dimension: 339*185*218mm
Cooling: Nature
Certifications: CE, ROHS, UN38.3, MSDS
Warranty: 3 years
Detail Description of 12.8V 50Ah LiFePO4 | 640WH | Long Lifespan
Custom Battery Solutions, Your Way
We specialize in OEM/ODM solar battery solutions tailored to your exact needs. Whether adapting existing models or co-developing new products, our engineering team works closely with you through every stage – from design to certification – ensuring seamless brand integration and compliance with global standards.
Your Vision. Our Expertise. Shared Success.
The 12.8V 50Ah LiFePO4 battery delivers 640Wh of clean, reliable power in a compact form. It’s designed for solar energy storage, portable power systems, and small-scale off-grid setups. Whether you’re running lighting, communication devices, or backup tools, this battery provides steady output with long-term dependability.
It’s built to last—with a cycle life of over 6,000 times, it stands up to regular charging and discharging without fading in performance. That means fewer replacements and better value over time. Inside, a built-in Battery Management System (BMS) keeps the battery operating safely. It protects against overcharging, deep discharging, overheating, and short circuits, so you can count on consistent performance every day.
For those who need real-time tracking, there’s an option to add a Bluetooth module. This lets you check battery status on your phone, making system checks more convenient and helping you manage your energy use more efficiently.
The battery also meets key international safety and transport standards—CE, ROHS, MSDS, and UN38.3—making it a trusted option for a wide range of uses.
Compact in size but strong in performance, the 12.8V 50Ah LiFePO4 battery is a solid fit for anyone looking for dependable energy storage in a lightweight, easy-to-install solution.
Quality Without Compromise
Every Aisen solar battery undergoes rigorous testing—from raw materials to final shipment. We hold ourselves to the highest standards because your safety and satisfaction depend on it.
Precision Built In. Trust Guaranteed.
• “Meeting Global Standards, Exceeding Expectations”
Why Over 1000+ Clients Choose Aisen
Cutting-Edge Technology
Our team of seasoned professionals consistently delivers groundbreaking advancements in solar technology, ensuring that our products stand at the forefront of the industry.
Competitive Pricing
Despite our top-tier quality, we believe in providing solar solutions that are affordable, making clean energy more accessible for businesses of all sizes.
Quality Assurance
Our solar panels, inverters, and lithium batteries are crafted with the highest standards of quality. Each product undergoes rigorous testing for performance and durability.
Expert Team
We have a dedicated, highly-skilled technical team committed to providing superior customer service and technical support, ensuring that you get the most out of your solar solutions.
Eco-Friendly
We are committed to creating a sustainable future by offering products that reduce carbon footprints and contribute to a greener, healthier planet.
Custom Solutions
Understanding that every business is unique, we offer customizable solar solutions designed to meet your specific energy needs and goals.
Latest Project Solutions
Our latest solar energy projects have successfully integrated the 12.8V LiFePO4 battery series, including the 50Ah, 100Ah, and 200Ah models. These batteries supported off-grid cabins, mobile power trailers, and residential backup systems. The built-in BMS ensured stable operation, while the long cycle life provided excellent return on investment. In several projects, the optional Bluetooth module allowed real-time monitoring, making energy management more efficient. Our team continues to deliver reliable battery solutions tailored to each customer’s unique power needs.
18000+
Installed Capacity
12000+
Wtgs Installed
Ready To Foster Growth Of Solar Energy
At Aisen, we’re dedicated to driving the future of solar energy through practical and efficient lithium battery solutions. Our 12.8V 50Ah LiFePO4 battery, with 640Wh capacity, is designed for long-term use in small off-grid systems, portable solar setups, and backup power needs. With over 6,000 cycles of lifespan and built-in BMS protection, it ensures stable performance, safe operation, and low maintenance. For projects requiring smart energy management, a Bluetooth option is available to monitor real-time battery data directly from your device.
Established in 2016, Aisen is a trusted name in LiFePO4 battery manufacturing in China.
✔ We produce a wide range of lithium batteries, including lead-acid replacements, wall-mounted units, and floor-standing models—tailored for solar power systems.
✔ Our 13,800-square-meter factory employs more than 80 staff, supported by an experienced R&D team and a responsive sales department. We also provide OEM and ODM services to match specific customer demands.
✔ Guided by our culture of “quality-oriented, integrity-based, and service-first,” we focus on building reliable, sustainable battery solutions that perform.
Aisen is your dependable partner in lithium battery technology.
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Solar Energy Storage System
We’re professional solar lithium battery manufacturer in China.
Our Commitments
Aisen empowers a sustainable future by pioneering intelligent energy storage solutions that make clean power accessible worldwide.
Mission-Driven
Popularizing solar storage systems worldwide
Value-Based Operations
Built on hard work, innovation, dedication and honesty
Quality Assurance
Delivering reliable, high-performance energy products
Global Impact
Powering cleaner lives across continents
Contact Us For Our Services
Contact us today for tailored solar energy solutions and reliable LiFePO4 lithium batteries. We’re here to meet your needs with top-quality products and expert support. Let’s discuss your project!
Get Answer With The Questions
The 12.8V 50Ah LiFePO4 battery offers an impressive cycle life of over 6,000 cycles. This ensures long-lasting performance, making it a reliable choice for solar systems, energy storage, and off-grid applications. With proper care and maintenance, the battery continues to provide consistent power and can last for many years, reducing the need for frequent replacements.
Yes, the 12.8V 50Ah LiFePO4 battery is perfect for solar power systems. With a capacity of 640Wh, it efficiently stores energy generated by solar panels. This battery is well-suited for off-grid applications, backup power, or even hybrid systems. Its long lifespan and efficiency ensure it remains a valuable component of any renewable energy setup.
Yes, the 12.8V 50Ah LiFePO4 battery comes with a built-in Battery Management System (BMS). The BMS offers essential protection from overcharging, deep discharge, overcurrent, and short circuits, ensuring that the battery operates safely. The BMS helps optimize the performance and longevity of the battery while minimizing risks in energy storage applications.
Yes, an optional Bluetooth module is available for real-time monitoring of the 12.8V 50Ah LiFePO4 battery. This feature allows users to track the battery’s charge level, voltage, and overall health via a smartphone or mobile device. It is ideal for those seeking to monitor battery performance remotely, ensuring efficient energy management.
Installing the 12.8V 50Ah LiFePO4 battery is simple for most solar setups. It requires standard connections to the charge controller or inverter. Proper polarity and wiring should be followed, and for larger or more complex systems, professional installation is recommended. This ensures safety and optimal performance for both off-grid and grid-connected configurations.
The 12.8V 50Ah LiFePO4 battery is backed by a warranty that covers any defects in material or workmanship. The warranty period typically spans several years, depending on the region. For specific warranty details and conditions, customers are encouraged to consult the product documentation or reach out to the customer service team for further information and support.