EV Charging Calculator
Calculate time to charge an electric vehicle battery.
How to Use the EV Charging Calculator
- Enter the required values.
- Click Calculate to see the results.
- Review the output values.
- Adjust inputs as needed.
Quick Reference
| From | To |
|---|---|
| Home outlet (2.3 kW) | ~20 h for 40 kWh |
| Wall box (7.4 kW) | ~6 h for 40 kWh |
| Wall box (11 kW) | ~4 h for 40 kWh |
| Fast charger (50 kW) | ~50 min for 40 kWh |
| Rapid (150 kW) | ~18 min for 40 kWh |
| Ultra-rapid (350 kW) | ~8 min for 40 kWh |
Use Cases
- •Quick estimation and planning.
- •Comparing different scenarios.
- •Budgeting and cost analysis.
- •Educational and research purposes.
Formula
Energy = Capacity × (1 − Current% / 100). Time = Energy / (Power × 0.9 efficiency).
Frequently Asked Questions
How to use?
Enter the data and click the calculate button.
Calculation accuracy?
Calculations are performed with high precision.
Is it free?
Yes, all calculators are completely free.