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Sail Solar Vertical Low Voltage 51.2V 304Ah Lithium Battery with Smart BMS Wifi
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Product details
Designed for multi-module installation, this battery features high compatibility BSM, ensuring seamless integration with leading inverter brands for reliable and efficient energy storage. Perfect for both residential and small workshop use, this eco-friendly system ensures reliable power backup with its cutting-edge technology. Join over 6000 satisfied families who have already made the switch. Contact us now to learn more.

Specification
MODEL | M-51100 | M-51280 | M-51304 |
Battery Type | LiFePO4 | ||
Nominal Voltage | 51.2V | ||
Nominal Capacity | 100Ah | 280Ah | 304Ah |
Energy | 5.12KWh | 14.33KWh | 15.56KWh |
Cycle Life | 6000 Cycles @ 0.5C 80%D.O.D | ||
Charge Voltage | 56V | ||
Max Charge Current | 100Ah | 150/200A for 280AH (Pack) | 150/200A for 304AH (Pack) |
Charge Cut-off Voltage | 58.4V | ||
Max Discharge Current | 100A | 150/200A for 280AH (Pack) | 150/200A for 304AH (Pack) |
Discharge Cut-off Voltage | 43.2V | ||
Charge Temperature | 0℃ to 55℃@60±25% Relative Humidity | ||
Discharge Temperature | -20℃ to 55℃@60±25% Relative Humidity | ||
Storage Temperature | -20℃ to 55℃@60±25% Relative Humidity | ||
Protection Grade | IP20 | ||
Cell & Method | EVE 3.2V100Ah-16S1P | EVE 3.2V100Ah-16S1P | EVE 3.2V304Ah-16S1P |
Case Material | Metal | ||
Protocol(Optional) | RS232/RS485/CAN/BLUETOOTH/WIFI | ||
Case Type | Mobile Power | ||
Size (mm) | 612*190*370(D*W*H) | 780*500*240(D*W*H) | 780*500*240(D*W*H) |
Net Weight (kg) | 55KG | 145KG | 145KG |
Wooden Box Package Size (mm) | 712*298*535(D*W*H) | 880*330*785(D*W*H) | 880*330*785(D*W*H) |
Pack Certificates | UN38.3, MSDS | ||
Cell Certificates | UN38.3, MSDS, IEC62619, CE, UL1973 |
Application
![]() | The Sail Solar M51304 provides safe, reliable, and stable power for a diverse range of equipment. Supporting both capacity and power expansion through multiple parallel connections, this module ensures seamless scalability to meet growing energy demands. Equipped with CAN, RS485, and RS232 communication protocols, it effortlessly integrates with major PV inverter systems for enhanced compatibility and control. Built with rugged construction and cutting-edge technology, the M51304 is the ideal energy storage solution for residential, commercial, and industrial applications—where dependable power and optimized efficiency are essential. |
Sail Solar Mobile Lithium Battery is engineered for maximum flexibility and top-tier performance, ensuring compatibility with most leading inverter brands on the market. Whether you're upgrading an existing solar system or setting up a new one, this 304Ah battery offers seamless integration and reliable power storage, tailored to meet your energy needs.
With our intuitive online monitoring apps, you can easily track real-time data on charge levels, efficiency, and overall system health. This ensures that your 15KWh battery operates at its peak performance, providing you with the peace of mind that comes from knowing your energy storage system is running smoothly and efficiently.
The Sail Solar 15KWh Mobile Lithium Battery is the ideal solution for those seeking a high-performance, future-ready energy storage option that offers both convenience and reliability. | ![]() |
Certificate
Our lithium battery products have been exported to more than 100 countries, including but not limited to the United States, Canada, Puerto Rico, Germany, Poland, Belgium, Philippines, Saudi Arabia, South Africa, Nigeria. Products comply with mainstream market certifications, including UL, CE, ISO, MSDS, UN38.3, etc.

After-Sales Service
● " 7/24 " After-Sales Support
● 7 days a week, 24 hours a day: Ready to respond and solve problems immediately—Sail Solar's commitment to worry-free after-sales service.
● Service Email: info@sailsolaress.com
Service Process
01 |
Submit Service Requests Submit your service requests at any time via email, online customer service, or mobile app. |
02 |
Rapid Response Our service team will immediately respond to your requests and communicate the details of the issue with you. |
03 |
On-Site Service or Remote Support Depending on the nature of the problem, provide on-site service or remote technical support. |
04 |
Problem Resolution Our goal is to completely resolve your issue within 24 hours. |
05 |
Follow-Up After the problem is resolved, our team will continue to follow up to ensure your satisfaction with the service results. |
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304Ah battery
Mobile Portable Battery
15.56KWH battery
energy storage battery
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