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.