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How Many Amps Does a Level 2 EV Charger Use?

Level 2 EV Charger draws about 40 amps at 240 volts (9,600 watts running). Level 2 EV Charger runs on its own dedicated 240 V circuit: a 9,600 W load calls for at least a 50 A double-pole breaker (your unit's nameplate may require more).

Voltage

Amps = watts ÷ volts. Enter the wattage from your appliance's nameplate or label for an exact figure.

Current draw: a Level 2 EV charger

40 A

At 240 V
9,600 W
Typical breaker
50 A

Breaker figure is guidance for a simple resistive load, sized at 125% for continuous running; confirm against the nameplate and a licensed electrician.

Level 2 EV Charger amperage at 120 V and 240 V

Same 9,600 W load: the current halves when the voltage doubles. Level 2 EV Charger is typically a 240 V appliance in US homes.

DrawWattsAmps at 120 VAmps at 240 V
Running9,600 W80 A40 A

Breaker and circuit for a Level 2 EV charger

Level 2 EV Charger runs on its own dedicated 240 V circuit: a 9,600 W load calls for at least a 50 A double-pole breaker (your unit's nameplate may require more). For a dedicated circuit, guidance is a 50 A breaker with 6 AWG copper (75°C terminations), sized at 125% of the running current because it runs 3+ hours at a time (NEC 210.20).

Guidance only: actual circuit sizing depends on your unit's nameplate, wire run length, and local code. Confirm with a licensed electrician. See the wire & breaker size chart for the full NEC ampacity table.

Measure what a Level 2 EV charger actually draws

The figures above are typical ratings, and this load is usually hardwired or on a 240 V circuit, so a plug-in meter can't reach it. A clamp meter reads the current on one conductor at the disconnect or panel without breaking the circuit; opening a panel is work for someone qualified, and the voltage pen confirms a circuit is dead first.

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Frequently asked questions

Level 2 EV Charger typically draws about 40 amps at 240 volts, based on a typical rating of 9,600 watts (amps = watts ÷ volts). Check the nameplate on your specific unit: ratings vary by model.

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