Wall Mounted Battery for Home – 51.2V 300Ah
The wall mounted battery for home (51.2V 300Ah) is a high-performance lithium iron phosphate energy storage system designed for residential solar applications. With approximately 15kWh usable capacity, it delivers stable backup power, efficient solar energy storage, and long service life. Built with a compact wall-mounted design, it integrates seamlessly into home energy systems, supporting both grid-connected and off-grid operation while ensuring safety, reliability, and energy independence.
DC Side Parameters:
- Cell Type:LiFePO4
- Reference Voltage:51.2V
- Nominal Capacity:300 Ah
- Rated Energy:15 kWh
- Housing Material:Metal Plate
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Overview
Wall Mounted Battery for Home Structural Overview
Engineers construct the 51.2V 300Ah wall mounted battery system using a high-capacity LiFePO4 modular architecture. First, they arrange prismatic lithium cells into a 16-series configuration to form a stable high-voltage DC pack. Then, technicians mount the internal modules onto a reinforced metal backplate to ensure wall stability and load distribution. Meanwhile, insulated busbars are installed to connect cell groups while maintaining electrical isolation. After structural alignment, the system moves into enclosure integration and electrical assembly stages.
Battery Material System and Internal Composition
Manufacturers use lithium iron phosphate (LiFePO4) chemistry for the cell system. The cathode consists of LiFePO4 active material coated on aluminum foil, while the anode uses graphite carbon layered on copper foil. In addition, a microporous separator is placed between electrodes to control ion flow and prevent short circuits. Furthermore, electrolyte solutions based on lithium salts in organic carbonate solvents are injected under controlled moisture conditions. Meanwhile, the steel or metal plate housing provides structural rigidity and thermal stability for the full pack.
Electrical Architecture and System Integration
Engineers integrate a Battery Management System (BMS) to continuously monitor voltage, current, temperature, and state-of-charge. Then, protection functions are activated to manage overcharge, over-discharge, short circuit, and thermal events. Subsequently, communication interfaces such as RS485 or CAN are configured for inverter compatibility. Meanwhile, parallel expansion capability is prepared to allow multi-unit system scaling.
Application Fields and System Deployment
The wall mounted battery for home is deployed in residential solar energy storage systems, off-grid power setups, and hybrid inverter-based installations. In addition, it is used in small commercial buildings, telecom backup power systems, and microgrid energy buffering configurations. Furthermore, it supports photovoltaic integration scenarios where stable DC storage and AC conversion coordination are required.
Testing, Formation, and Safety Standards
Engineers perform charge-discharge cycling to activate cell balance and verify capacity consistency. Afterwards, aging tests evaluate voltage stability and internal resistance drift under continuous operation. Finally, insulation testing, thermal verification, and full-system electrical validation are completed. Throughout production, the system complies with IEC safety standards and UN38.3 transportation requirements, ensuring structural reliability and deployment safety across environments.
Product Details
Product Features
- Battery: 51.2V 300Ah LiFePO4, 15kWh, metal plate housing, 175kg ±1kg, 640×400×1280mm
- Inverter: 5200VA / 5200W pure sine wave, 230VAC ±5% output, 90% peak efficiency, 230VAC ±5% input, 50/60Hz auto sensing
- PV Input: 5000W MPPT power, 150–430VDC MPPT range, 450VDC max open circuit voltage, 27A max input current
- System Mode: Grid-compatible operation with stable AC output support
- Protection: Intelligent system protection with stable performance and safe operation
Technical Parameters
DC Side Parameters:
| Project / Parameter | Main Parameter / Specification |
| Cell Type | LiFePO4 |
| Reference Voltage | 51.2V |
| Nominal Capacity | 300 Ah |
| Rated Energy | 15 kWh |
| Housing Material | Metal Plate |
AC Side Parameters:
| Project / Parameter | Main Parameter / Specification |
| Rated Power | 5200 VA / 5200 W |
| Surge Power | 10400 W |
| Wave Form | Pure Sine Wave |
| AC Output Voltage | 230 VAC ±5% |
| Inverter Efficiency (Peak) | 90% |
| Input Voltage | 230 VAC ±5% |
| Frequency Range | 50/60 Hz (Automatic Sensing) |
| MPPT Open Circuit Voltage | 450 VDC |
| Maximum Input Current of MPPT | 27 A |
| MPPT Power | 5000 W |
| MPPT Voltage Range | 150–430 VDC |
System Parameters:
| Project / Parameter | Main Parameter / Specification |
| Size (L × W × H) | 640 × 400 × 1280 mm ±1 mm |
| Weight | 175 kg ±1 kg |