51.2V 100Ah Wall-Mounted LiFePO4 Battery 5kWh Residential Storage Powerwall Alternative for Solar Off-Grid System

Wall-Mounted LiFePO4 Home Battery – Compact Powerwall Alternative

The MEISHIEN MS-WM-5120 is a 5.12kWh wall-mounted lithium iron phosphate (LiFePO4) home energy storage battery engineered as a cost-effective Powerwall alternative for residential solar PV and off-grid applications. Its slim wall-mount design saves floor space while delivering reliable backup power for households.

Core Features

• Space-Saving Wall-Mount Design – Compact 560*440*135mm cabinet mounts directly on interior or garage walls, ideal for homes with limited floor area.
• Built-in Smart BMS – Multi-layer battery management system with overcharge, over-discharge, overcurrent, short circuit and temperature protection for maximum safety and extended service life.
• High Cycle Life LiFePO4 Cells – ≥6000 cycles at 80% DOD, far surpassing traditional lead-acid batteries, with excellent thermal stability and low fire risk.
• Parallel Expansion Ready – Connect up to 16 units in parallel for a total capacity of 81.92kWh, scalable from small apartments to large villas.
• Intelligent LCD Display – Front-panel touchscreen shows real-time SOC, voltage, current, temperature and alarm status at a glance.
• Multiple Communication Protocols – RS485, CAN bus and RS232 interfaces ensure seamless integration with mainstream solar inverters (Deye, Growatt, Victron, GoodWe etc.).
• Full Certifications – UN38.3, MSDS, CE and IEC 62619 certified, ready for worry-free global shipping and installation.

Technical Specifications

Applications

• Home solar off-grid energy storage
• Residential peak-shaving and TOU optimization
• Emergency backup power for outages
• Small office / home office (SOHO) UPS