The 51.2V 127Ah 6.50kWh Lithium Battery is a high-performance rack-mounted energy storage solution designed for residential and small commercial solar systems. Built using advanced Lithium Iron Phosphate (LiFePO₄) technology, it delivers exceptional safety, long cycle life, and reliable performance for both on-grid and off-grid applications.
With a modular and scalable design, this battery allows for parallel expansion of up to 30 units, making it ideal for growing energy demands. Its compact rack-mounted structure ensures easy installation, while intelligent battery management and communication capabilities provide seamless integration with modern solar systems.
Engineered for durability and efficiency, this battery offers deep cycle capability, high energy density, and consistent performance, making it a dependable solution for long-term energy storage.
Key Features
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High Energy Capacity (6.50kWh): Provides reliable energy storage for residential and backup applications.
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Advanced LiFePO₄ Technology: Ensures enhanced safety, stability, and long service life.
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Modular & Scalable Design: Supports up to 30 units in parallel for increased storage capacity.
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Rack-Mounted Installation: Compact design allows easy integration into standard rack systems. Wall Mount Brackets included.
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Long Cycle Life: Delivers over 4000 cycles at 80% depth of discharge.
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Wide Application Compatibility: Suitable for both on-grid and off-grid solar systems.
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Multiple Communication Options: RS232, RS485, CAN, WiFi (optional), and Bluetooth (optional).
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High Efficiency Performance: Optimised for deep cycle usage and consistent energy delivery.
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10-Year Warranty: Backed by long-term reliability and manufacturer support.
Technical Specifications
General Parameters
| Specification |
Details |
| Model |
B-LFP48-127E |
| Battery Type |
LiFePO₄ |
| Nominal Voltage |
51.2 V |
| Nominal Capacity |
127 Ah |
| Nominal Energy |
6500 Wh |
| Usable Capacity |
6175 Wh |
| Cell Type |
1651P |
Electrical Parameters
| Specification |
Details |
| Discharge Voltage |
47 V |
| Charge Voltage |
55 V |
| Max Charge Current |
160 A |
| Max Charge Power |
8192 W |
| Max Discharge Current |
200 A |
| Max Discharge Power |
10240 W |
| Recommended Charge |
127 A / 6520 W |
System & Communication
| Specification |
Details |
| Communication Ports |
RS232, RS485, CAN |
| Optional Communication |
WiFi, Bluetooth |
| Depth of Discharge |
80% |
| Expandability |
Up to 30 units in parallel |
Environmental Conditions
| Specification |
Details |
| Charge Temperature |
0°C to 55°C |
| Discharge Temperature |
-20°C to 55°C |
| Storage Temperature |
0°C to 35°C |
| Cooling Type |
Natural Convection |
| Humidity |
≤ 60% RH |
| Altitude |
< 2000 m |
Mechanical Specifications
| Specification |
Details |
| Dimensions (W × D × H) |
483 × 442 × 222 mm |
| Weight |
55 ± 3% kg |
| Protection Rating |
IP20 |
Performance & Compliance
| Specification |
Details |
| Cycle Life |
≥ 4000 cycles @ 80% DOD |
| Design Life |
≥ 10 Years |
| Monthly Self-Discharge |
≤ 3% |
| Certifications |
UN38.3 |
