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Seplos 51.2V 280AH DIY Kits LiFePO4 Battery V3
Seplos 51.2V 280AH DIY Kits LiFePO4 Battery V3
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The battery pack DIY kits bundle includes all the parts and materials to assemble a 48V 280Ah battery pack for home energy storage and solar battery storage.
Seplos 16S 200A Smart BMS
2A Active Balancer
CAN / RS485 / Bluetooth
| Configuration | | 1P16S |
| Nominal Voltage | | 51.2V |
| Nominal Capacity (Ah) | 280Ah @ 0.5C discharge current, 25±2℃ |
| Nominal Power (Wh) | 14.3kWh |
| Dimension (mm) | 817×412×267mm |
| Weight (kg) | DIYBOX=28.5KG DIYBOX with cells=112±5kg |
| Discharge Cut-off Voltage (V） | 41.6V |
| Charge Voltage (V) | 57.6V |
| Continuous Charge/Discharge Current (A) | 140A @ 25±2℃ (Recommended) 200A @ 25±2℃ (Max Standard) |
| Working Temperature | Charge: 0-50℃ Discharge: -10-50℃ Storage: -20-55℃ |
| SOC Range | 5%-100% |
| Recommended SOC Range | 15%-95% |
| Communication Interface | BT/ CAN / RS485 |
| Humidity | 10%-85% |
| IP Level | IP20 |
LIFePO4 48V 280AH Battery Pack is a lithium iron phosphate (LiFePO₄) battery pack designed for residential and commercial energy storage systems. Engineered with advanced SEPLOS Smart BMS (Battery Management System), this 51.2V 280Ah system delivers reliable, efficient, and safe power storage solutions. Expandable up to 16 packs in parallel for scalable capacity, it is ideal for both home and industrial applications.
Why This Upgrade Matters
✅ Reduced DIY Errors: The organized compartmentalized layout guides component placement, eliminating guesswork and wiring mistakes.
✅ Faster Installation: Spend less time untangling wires and more time powering up!
✅ Sleek & Functional: Clean aesthetics meet practicality—perfect for both aesthetic-focused and safety-driven projects.
✅ Safer Workflow: Structured spacing prevents accidental contact between live parts, enhancing safety during use.
Core Features
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Advanced BMS Protection
- Multi-Layer Safety: Overcharge/over-discharge protection, short-circuit protection, and thermal runaway prevention.
- Intelligent Balancing: Active/passive cell balancing ensures optimal performance and extends battery lifespan.
- Real-Time Monitoring: Voltage, temperature, and state-of-charge (SOC) tracking via CAN/RS485 communication.
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Flexibility & Scalability
- Parallel Expansion: Connect up to 16 units in parallel for capacities up to 229.4 kWh.
- Configurable Modes: Charging/discharging current limits, constant-voltage output, and direct-output modes.
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User-Friendly Design
- LED Indicators: Clear visual feedback on operational status, SOC, and alerts.
- Remote Management: Access real-time data and adjust settings via monitoring software.
- Quick Installation: Tool-free assembly and intuitive setup instructions.
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Efficiency & Durability
- High Conversion Efficiency: Active balancing minimizes energy loss during charging.
- Longevity: Durable LiFePO₄ cells resist degradation under extreme temperatures (-30°C to 60°C).
Applications
- Residential: Backup power for homes, solar energy storage, and off-grid systems.
- Commercial: Load shifting, peak shaving, and emergency power supply for offices, hospitals, and telecom sites.
