Low Voltage Floor-Standing Energy Storage Battery
Grade A LFP(lithium iron phosphate) cells to ensure safety and performance
LFP (lithium iron phosphate) cell to ensure the highest safety
Product Details
Watt Low Voltage Rack-Mounted Energy Storage Battery
The Watt Low Voltage Floor-Standing Energy Storage Battery is a high-capacity, lithium iron phosphate (LFP) energy storage solution designed for residential and light commercial solar systems. Built for long service life, safety, and modular scalability, it enables reliable energy storage for day-and-night self-consumption and backup power needs.
Key Highlights
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Grade-A LFP Cells – Enhanced safety, thermal stability, and long lifespan
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Long Cycle Life – Up to 8,000 cycles at 80% Depth of Discharge
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Low Voltage Architecture – Ideal for residential solar + inverter systems
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High Energy Density – Supports higher capacity with minimal space usage
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Modular & Scalable – Parallel connection supported for future expansion
Smart Energy Benefits
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Maximizes solar self-consumption and reduces grid dependency
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Ensures uninterrupted power during outages
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Cost-efficient, eco-friendly, and low maintenance
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Suitable for indoor installations with compact floor-standing design
Built-In Safety & Intelligence
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Advanced Battery Management System (BMS)
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Real-time protection against over-voltage, over-current, temperature, and SoC imbalance
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Wi-Fi & Bluetooth monitoring for system visibility and control
Applications
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Residential solar energy storage
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Villas, apartments, and gated communities
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Small commercial or hybrid solar systems
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Backup power for essential household loads
Installation
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Floor-standing or wall-mounted options
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Compatible with most low-voltage hybrid and off-grid inverters
General Information
| Rated Voltage | 51.2Vdc | |
| Rated Capacity | 280Ah | 300Ah |
| Rated Energy | 14.33kWh | 15.36kWh |
| Output Voltage Range | 44.8V – 57.6V | |
| Charging Voltage (MAX) | 58.4V | |
| Cut-Off Voltage | 40V | |
| IP Rating | IP52 | |
| Recommended Charging Current | 56A | 60A |
| Max. Discharging Current | 200A | |
| Efficiency (Round Trip) | ≥98% | |
Physical Information
| Dimensions (L × W × H) | 819 × 416 × 244 mm | |
| Weight | ≈120 kg | ≈122 kg |
| Humidity | 5% – 95% Relative Humidity | |
| Charging Temperature | 0°C – 55°C | |
| Discharging Temperature | -20°C – 55°C | |
| Storage Temperature | -10°C – 30°C | |
| Cycle Life (0.2C, @25°C, 80% DoD) | ≥8000 Times | |
| Design Life | ≥20 Years | |
| Mounting Options | Wall or Floor | |