⚡ CircuitSecrets
Battery Size Calculator
Professional battery bank capacity calculator for solar and off-grid systems. Calculates required Ah based on consumption, autonomy, and depth of discharge.
Amp-Hours (Ah)
Watt-Hours (Wh)
DoD Efficiency
Save & Update
Off-Grid Calculation
Battery Bank Sizing
System Parameters
Quick:
Quick:
Quick:
Quick:
Calculation Results
Required Battery Capacity
—
Amp-Hours (Ah)
Total Energy Need
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Watt-Hours (Wh)
Actual Capacity
—
Wh (100% DoD)
System Voltage
—
Volts (V)
Applied Formula
Data Management
Saved Setups (Update / Edit)
Click "Save Setup" to store a configuration. You can click "Update" on a saved setup to load its exact values back into the calculator to tweak and recalculate.
No battery setups saved yet. Calculate a setup and click "Save Setup".
