Key Specifications of Haisic 4kWh 12V Battery
Battery Type: Lithium Iron Phosphate (LiFePO₄)
Capacity: ~4kWh (≈ 4000Wh)
Voltage: 12V
Capacity Rating: ~300Ah – 320Ah
Cycle Life: Up to 6,000 – 10,000 cycles
Lifespan: 10–15 years
Charging Speed: Up to 5× faster than lead-acid
Protection: Built-in BMS (Battery Management System)
Expandability: Can connect multiple units
These features make it significantly more efficient than traditional gel or tubular batteries.
What Can a 4kWh Battery Power?
A fully charged Haisic 4kWh battery can:
Run LED lights + fans + TV for 10–20 hours
Power a small fridge + lights for several hours
Handle office setups (laptop, router, lighting) easily
Support 1kVA – 2.5kVA inverters efficiently
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For example, a 100W load can last up to 40 hours on full charge
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Advantages of Haisic Lithium Battery
Longer Lifespan
Lasts up to 10 years+, far better than lead-acid batteries.
Fast Charging
Charges much faster than traditional batteries.
Deep Discharge Support
You can use more of the battery capacity safely.
Lightweight & Compact
Easier to install and maintain.
High Efficiency
More energy output with less loss. Etc
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