Charging Type

Typical Installations

Power Loading

Level 1

aka

“Trickle”

AC

Homes and Small Businesses, Legacy Chargers

120 VAC
Single-Phase
1.4 — 1.9 kW

Level 2
aka
“Medium”
AC

Homes and Small Businesses, Multi-Unit, Local Governments

208 or
240 VAC
Single Phase
2.5 — 19.2 kW

Level 3
aka
“Fast”
DC

Commercial or Industrial, Charging Networks, State Governments

208 or 240 VAC Three-Phase Up to 350 kW Reverse Charging

Level 4
aka
“Ultra-Fast”
DC

Commercial, Charging Networks, State & Federal Governments, Tesla Superchargers

480 VAC
Three-Phase
Up to 250 kW
(Tesla Spec)

Level 5
aka
“Megawatt”
DC

Class 6, 7 & 8 Commercial inc. Municipal Bus Yards, Truck stops

1000 VAC
Three-Phase
Up to 3.17 mW
Reverse
Charging