BSL Battery 6.4kW 51.2V 125Ah (Demo Model)
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🔋 BSL 6.4kWh LiFePO₄ Battery (B-LFP48-125E)
Brand: BSLBATT (Wisdom Power)
Model: B-LFP48-125E
Type: Low-Voltage Lithium Iron Phosphate (LiFePO₄) Battery Module
Application: Residential & commercial solar storage, UPS, energy storage systems
⚡ Key Features
• 6.4 kWh nominal energy capacity — reliable storage for solar and backup applications
• 51.2 V LiFePO₄ chemistry — high intrinsic safety and long service life
• Maintenance-free & lightweight design — up to 60% weight reduction vs lead-acid
• Built-in Battery Management System (BMS) — protection against over-charge, over-discharge, over-current, and temperature extremes
• Low self-discharge (<3%) — excellent standby and backup performance
• High discharge capability — supports demanding inverter loads
• Modular design — suitable for scalable battery banks
• Environmentally friendly — no lead, safe lithium phosphate technology
• Designed service life of 15–18 years
📐 Specifications
| Specification | Value |
|---|---|
| Model | B-LFP48-125E |
| Battery Chemistry | LiFePO₄ (Lithium Iron Phosphate) |
| Nominal Voltage | 51.2 V DC (16S) |
| Nominal Capacity | 125 Ah |
| Nominal Energy | 6.4 kWh (6400 Wh) |
| Max Continuous Discharge Current | 90 A |
| Recommended Discharge Current | 80 A |
| Max Discharge Current | 105 A |
| Recommended Charge Current | 50 A |
| Charge Voltage | 55 V |
| Discharge Cut-off Voltage | 47–48 V |
| Cycle Life | Up to 6,400 cycles @ 80% DoD |
| Operating Temperature (Discharge) | −20 °C to 60 °C |
| Operating Temperature (Charge) | 0 °C to 45 °C |
| Storage Temperature | −20 °C to 55 °C |
| Enclosure Material | Steel |
| Dimensions (W × H × D) | 442 × 520 × 177 mm |
| Weight | 59 kg |
| Communication | Battery monitoring & storage history |
| Warranty | 10 Years |
| Certifications | RoHS 2.0 |
🏷️ Quality & Support
The BSL B-LFP48-125E is a robust 51.2 V lithium battery engineered for long-term energy storage applications. Built with LiFePO₄ technology, advanced safety electronics, and a durable steel enclosure, it delivers dependable performance, high cycle life, and low total cost of ownership — making it ideal for solar, UPS, and energy storage systems.
Battery Spec Sheet
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Our certified installers design each PV setup for maximum performance and long-term reliability. Every installation is backed by full warranty support and genuine spare parts, ensuring your investment delivers power — and peace of mind — for years to come.