51.2V 100Ah Wall-Mounted LiFePO4 Battery 5kWh Residential Storage Powerwall Alternative for Solar Off-Grid System
| Nominal Voltage: | 51.2V DC | Nominal Capacity: | 100Ah |
| Total Energy: | 5.12kWh | Chemistry Type: | LiFePO4 (Lithium Iron Phosphate) |
| Mounting Type: | Wall-Mounted / Floor Stand | BMS Protection: | Overcharge, Over-discharge, Overcurrent, Short Circuit, Temperature |
| Cycle Life: | ≥6000 Cycles @ 80% DOD | Communication Port: | RS485 / CAN / RS232 |
| Display: | LCD Touch Screen | IP Rating: | IP20 (Indoor) |
| Operating Temperature: | -20°C To 55°C | Dimensions: | 560 × 440 × 135 Mm |
| Weight: | 48 Kg | Parallel Connection: | Up To 16 Units (81.92kWh) |
| High Light: | 51.2V Wall-Mounted LiFePO4 Battery,5kWh Powerwall Home Storage Alternative,Residential Solar Off-Grid ESS Module |
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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
| Parameter | Value |
|---|---|
| Nominal Voltage | 51.2V DC |
| Nominal Capacity | 100Ah |
| Total Energy | 5.12kWh |
| Chemistry | LiFePO4 |
| Cycle Life | ≥6000 @ 80% DOD |
| Max Parallel Units | 16 (81.92kWh) |
| Communication | RS485 / CAN / RS232 |
| Operating Temp | -20°C ~ 55°C |
| IP Rating | IP20 (Indoor) |
| Dimensions | 560 * 440 * 135 mm |
| Weight | 48 kg |
Applications
- Home solar off-grid energy storage
- Residential peak-shaving and TOU optimization
- Emergency backup power for outages
- Small office / home office (SOHO) UPS
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