51.2V 300Ah Home Energy Storage Battery Pack — Detailed Description

The 51.2V 300Ah Home Energy Storage Battery Pack (Model: MB 512300) is a high-capacity LiFePO₄ energy storage solution designed for residential backup power, solar energy systems, and hybrid energy applications. With a total stored energy of 15.36kWh, it delivers reliable, long-lasting performance for homeowners seeking stable and efficient power storage.

Built with advanced LiFePO₄ (Lithium Iron Phosphate) cells, the battery offers exceptional safety, thermal stability, and a long cycle life of over 6000 cycles at 25°C (80% EOL). The system operates within a voltage range of 40V–58.4V, ensuring compatibility with most residential inverters.

The battery pack supports a maximum charge current of 200A and maintains a low internal resistance of ≤80mΩ, guaranteeing high efficiency and strong load performance. It can operate in a wide temperature range—from 0°C to 50°C for charging and –15°C to 50°C for discharging—making it suitable for various installation environments.

Equipped with a smart BMS, the system supports multiple communication protocols including RS485, CAN, and RS232, enabling seamless integration with mainstream inverters. The system also includes LED indicators and an LED display for clear real-time status monitoring.

The battery’s robust structure features an IP21 protection rating, a maximum installation altitude of 3000 meters, and a compact enclosure measuring 1010 × 571 × 733mm for the packaged unit. It is certified to IEC62109-1, IEC62109-2, UL1741, EN61000-6-1, EN61000-6-3, and complies with RoHS standards, ensuring safety, reliability, and global market readiness.

With a 5-year warranty, a modular design, and predictable long-term performance, this 51.2V 300Ah energy storage system is an ideal choice for home backup power, solar energy storage, and renewable energy applications.

About  Vbrite

Founded in 2016, Vbrite is a national high-tech enterprise specializing in solar street lighting systems and residential energy storage solutions. Leveraging strong R&D capabilities and years of industry experience, we are committed to providing efficient, reliable, and customized energy solutions to meet the needs and budgets of diverse projects.

We are a leading supplier of high-performance solar lighting systems and residential energy storage products. Our R&D team continuously advances the development of solar technology, intelligent control systems, and high-performance battery solutions, ensuring all products have long lifespans, stable operation, and superior energy-saving performance.

As a leading manufacturer in China, Vbrite possesses comprehensive technical expertise in solar lighting and energy storage systems. Our products have obtained numerous international certifications, including CE, EMC, LVD, RoHS, IEC 60598, IEC 62722, IEC 62471, LM79, IP65, IK08, IEC 62619, IEC 62133, and IEC 62620, and our operations comply with ISO9001 and ISO14001 quality and environmental management system standards. These certifications ensure the safety, durability, and performance stability of our products in the global market.

Leveraging our advanced capabilities in DIALux simulation, CAD calculations, custom mold development, and customized system design, Vbrite provides expert engineering support and tailored solutions for national infrastructure projects and government initiatives worldwide. We hold numerous product innovation and industrial design patents, enhancing our long-term competitiveness.

Today, Vbrite's solar lighting and energy storage solutions are widely used in Europe, North America, South America, Southeast Asia, and Africa, supporting residential, municipal, and off-grid applications.

Upholding the principles of integrity, responsibility, innovation, and teamwork, we prioritize quality, customer satisfaction, and sustainability. Vbrite is committed to building long-term partnerships, creating lasting value, and contributing to a cleaner, smarter energy future.