Slim Wall Mount 51.2V Lithium Battery Pack, Space-Saving Indoor Solar Storage 43.2–58.4V Working Voltage Range
Product Overview
This sleek wall-mounted powerwall adopts safe LiFePO4 battery cells with 6000 cycles @80% DOD, ultra-wide working temperature from -20℃ to 55℃, supporting max 20A charge & discharge current for high-power household appliances. Integrated smart BMS with LCD touch display & mobile APP remote monitoring, perfectly compatible with solar hybrid inverters, stackable parallel design for capacity expansion, ideal for power outage backup, peak shaving & off-grid cabin/RV energy supply.

Technical Specifications
| Model |
25.6V 100Ah |
25.6V 205Ah |
25.6V 300Ah |
51.2V 100Ah |
51.2V 205Ah |
51.2V 300Ah |
| Energy Storage |
2560Wh |
5248Wh |
7680Wh |
5120Wh |
10496Wh |
15360Wh |
| Rated Voltage |
25.6V |
25.6V |
25.6V |
51.2V |
51.2V |
51.2V |
| Voltage Range |
21.6V-29.2V |
21.6V-29.2V |
21.6V-29.2V |
43.2V-58.4V |
43.2V-58.4V |
43.2V-58.4V |
| Max Charge Current |
100A |
200A |
200A |
100A |
200A |
200A |
| Max Discharge Current |
100A |
200A |
200A |
100A |
200A |
200A |
| Discharging Cut-off Voltage |
21.6V |
21.6V |
21.6V |
43.2V |
43.2V |
43.2V |
| Floating Voltage |
28.8V |
28.8V |
28.8V |
57.6V |
57.6V |
57.6V |
Cycle Life: 6000 cycles @ 80% DOD
Operating Temperature: -20°C ~ 55°C (-4°F ~ 131°F)
Product Features
- Long Cycle Life: 6000 cycles at 80% depth of discharge (DOD), ensuring decades of reliable service compared to traditional lead-acid batteries.
- High Safety & Stability: LiFePO4 chemistry eliminates fire and explosion risks, making it ideal for indoor wall-mounted installation.
- Flexible Capacity Options: Choose from 2.56kWh to 15.36kWh models to scale your energy storage system as your needs grow.
- Wide Temperature Tolerance: Operates seamlessly in extreme climates from -20°C to 55°C, suitable for global residential use.
- High Charge/Discharge Rates: Supports up to 200A max charge/discharge current for fast energy transfer and high-power appliance compatibility.
- Seamless Solar Integration: Works perfectly with BUSBYR solar hybrid inverters for off-grid and grid-tied solar systems.
- Smart App Control: Monitor battery status, energy flow, and system performance remotely via mobile app for convenient management.
- Space-Saving Wall-Mount Design: Compact, wall-mounted form factor maximizes floor space in homes and small businesses.
Application Scenarios
- Residential Backup Power: Keep critical appliances (air conditioners, refrigerators, TVs, lights, computers) running during grid outages.
- Off-Grid Solar Systems: Power remote homes, cabins, or tiny houses without access to utility grids.
- Peak Shaving & Cost Reduction: Store excess solar energy during the day to use during peak evening hours, lowering electricity bills.
- Small Commercial Use: Support small shops, offices, or farm operations with reliable, clean energy.
- Hybrid Power Systems: Integrate with solar panels, the utility grid, or generators for uninterrupted power supply.
