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Battery Charger
Sizing
Calculator
Calculate battery charger amperage needs based on bank capacity and charging profile
Input Parameters
Battery Bank Capacity (Ah)
Battery Chemistry
Flooded Lead-Acid
AGM
Gel
LiFePO4
Depth of Discharge (%)
Target Recharge Time (hours)
Calculate
Results
--
Ah to Replace
--
Min Charger Output
amps
--
Recommended Charger
amps
--
Charge Profile
Reference
Max charge rates: FLA 20%, AGM 25%, Gel 15%, LiFePO4 50% of Ah Charging efficiency: FLA ~85%, LiFePO4 ~98% Always match charger profile to battery chemistry