Calculate EV charging time for Level 1, Level 2, and DC fast charging based on battery size and charger power.
Input Parameters
Results
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Energy Needed
kWh
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Charge Time
hours
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Charge Time
minutes
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Est. Cost (at $0.14/kWh)
$
Note: Level 1 (1.4 kW): 40-50 hrs for full charge. Level 2 (7-19 kW): 4-10 hrs. DC Fast (50-350 kW): 20-60 min to 80%. Charging slows above 80% SOC to protect battery longevity.
Reference
Energy Needed = Battery kWh × (Target SOC − Current SOC) / 100
Actual Energy = Energy Needed / Charging Efficiency
Charge Time = Actual Energy / Charger Power
Efficiency: ~90% AC (L1/L2), ~95% DC Fast
Cost = Energy Needed × Rate per kWh