Low Voltage Stackable 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
Low Voltage Stackable Energy Storage Battery
The Watt Low Voltage Stackable Energy Storage Battery is a modular lithium iron phosphate (LFP) energy storage solution designed for residential and light commercial solar applications. Its stackable design allows users to scale energy capacity easily while maintaining high safety, efficiency, and long service life.
Key Features
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Grade A LFP Cells for enhanced safety and stable performance
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Long Cycle Life of up to 6,500 cycles at 80% Depth of Discharge
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Stackable Modular Design for flexible capacity expansion
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Low Voltage Architecture ideal for home solar and hybrid inverter systems
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High Round-Trip Efficiency for maximum usable energy
Smart Energy Benefits
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Optimizes self-consumption during day and night
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Reduces dependency on grid electricity
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Cost-effective and eco-friendly energy storage solution
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Suitable for backup power and daily load management
Safety & Control
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Intelligent Battery Management System (BMS)
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Protection against over-voltage, over-current, temperature fluctuations, and SoC imbalance
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Supports WiFi & Bluetooth for monitoring and system diagnostics
Applications
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Residential solar energy storage systems
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Villas, independent houses, and small commercial setups
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Scalable home backup power solutions
Installation & Compatibility
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Rack-mounted or stackable wall installation options
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Compatible with most low-voltage inverters
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Parallel connection support for future expansion
General Information
| Rated Voltage | 51.2Vdc |
| Rated Capacity | 100Ah |
| Rated Energy | 5.12kWh |
| Output Voltage Range | 44.8V – 57.6V |
| Charging Voltage (MAX) | 58.4V |
| Cut-Off Voltage | 40V |
| IP Rating | IP21 |
| Recommended Charging Current | 20A |
| Max. Discharging Current | 100A |
| Efficiency (Round Trip) | ≥98% |
Physical Information
| Dimensions (L × W × H) | 480 × 442 × 155 mm (3.5U) |
| Weight | ≈44.5 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) | ≥6500 Times |
| Design Life | ≥15 Years |
| Mounting Options | Rack or Stack Wall |