Battery Bank Sizing Calculator
PROCalculate the optimal battery bank size for off-grid or hybrid solar systems. Supports lithium and lead-acid technologies with lifecycle analysis.
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1Energy Requirements
Energy you need to power from batteries
2 days
0.52 (typical)5
20% (conservative)90% (recommended)95% (aggressive)
Ready to Calculate
Enter your energy requirements and select battery type to get your optimal battery bank configuration.
Battery Technology Comparison
| Type | DOD | Cycles | Life | $/kWh |
|---|---|---|---|---|
| LiFePO4 | 90% | 6,000 | 20y | $500 |
| Li-ion (NMC) | 90% | 4,000 | 15y | $400 |
| Lead-Acid AGM | 50% | 1,200 | 7y | $200 |
| Lead-Acid Gel | 50% | 1,000 | 8y | $250 |
| Lead-Acid FLA | 50% | 800 | 5y | $150 |