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Charging levels of EV according to IEC 61 851-1.
| Type of charging | Voltage (V) | Outlet place | Maximum power (kW) | Charging time (h) |
|---|---|---|---|---|
| Level I (slow charging) | 120.0 US (AC) | Home | 1.90 | 4.0–11.0 |
| 230.0 EU (AC) | 7.40 | 11.0–36.0 | ||
| Level II (semi-fast charging) | 240.0 US (AC) | Private/public | 19.20 | 2.0–6.0 |
| 400.0 EU (AC) | 43.0 | 2.0–3.0 | ||
| Level III (fast charging) | 208.0–600.0 (DC) | Public | 50.0–350.0 | 0.160–0.50 |
| Level IV (ultra-fast charging) | ≥ 800.0 (DC) | Public | > 400.0 | Gas refueling |
