100 kWh EV Battery Charging Time on 4.6 kW (230V 20A Single-Phase)
Real-world charging duration (10–80%, 20–80%, and 0–100%), range added per hour, charging cost, and electrical circuit breaker sizing.
10% to 80% Charge Time16h 54m20%–80%: 14h 30m
Full 0% to 100% Time24h 42mGrid Energy: 111.1 kWh
Driving Range Added / Hour+23.6 km/h+14.7 miles / hour
Circuit Breaker Required25A (NEC)19.2A @ 240V (1P)
Charging Time & Electrical Specification Table (100 kWh @ 4.6 kW)
| EV Battery Usable Capacity | 100 kWh |
| Charger Output Rating | 4.6 kW (230V 20A Single-Phase) |
| 10% to 80% Charging Time (Daily / Highway Optimal) | 16h 54m (16.91 hours) |
| 20% to 80% Charging Time | 14h 30m (14.49 hours) |
| 0% to 100% Full Charge Time (with BMS Tapering) | 24h 42m (24.7 hours) |
| Estimated Full Charge Cost (US / Germany / Sweden) | $19.44 (US) · €37.77 (DE) · 183.31 kr (SE) |
| Continuous Current Draw & Breaker | 19.2 A @ 240V (1-Phase) → 25A NEC / 20A IEC Breaker |
Frequently Asked Questions
How long does it take to charge a 100 kWh EV battery at 4.6 kW?
Charging a 100 kWh electric vehicle battery from 10% to 80% on a 4.6 kW (230V 20A Single-Phase) takes approximately 16h 54m (or 24h 42m for a full 0% to 100% charge including charger efficiency and BMS tapering).
What breaker size is required for a 4.6 kW EV charger?
At 240V (1-Phase), a 4.6 kW charger draws 19.2A continuously, requiring a 25A breaker under US NEC 625.41 (125% continuous load rule) or a 20A breaker under European IEC/NEK standards.
Compare Other Chargers & Battery Sizes
100 kWh at 1.4 kW Charger100 kWh at 2.3 kW Charger100 kWh at 3.6 kW Charger100 kWh at 7.2 kW Charger100 kWh at 7.6 kW Charger100 kWh at 11 kW Charger100 kWh at 19.2 kW Charger100 kWh at 30 kW Charger100 kWh at 50 kW Charger100 kWh at 75 kW Charger100 kWh at 120 kW Charger100 kWh at 175 kW Charger100 kWh at 250 kW Charger100 kWh at 350 kW Charger40 kWh Battery at 4.6 kW50 kWh Battery at 4.6 kW60 kWh Battery at 4.6 kW65 kWh Battery at 4.6 kW70 kWh Battery at 4.6 kW75 kWh Battery at 4.6 kW77 kWh Battery at 4.6 kW82 kWh Battery at 4.6 kW90 kWh Battery at 4.6 kW