WireSizing
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Electric Dryer — Wire Size & Circuit Requirements

Standard electric dryers draw 22-24 amps and require a dedicated 30-amp, 240-volt circuit.

Wire Size
10 AWG
Breaker
30A double-pole
Voltage
240V
Typical Draw
30A

Wiring Specifications

Recommended wire10/3 NM-B or 10 AWG THHN
Breaker30A double-pole
Voltage240V
Typical amperage30A
Circuit amperage30A
NEC referenceNEC 220.54
Max recommended distance50 feet (without voltage drop concerns)

Important Notes

A 4-wire connection (10/3 with ground) is required by current code. Older 3-wire connections (10/2) may exist but should not be used for new installations.

Related

10 AWG specifications → Wire size for 30A circuits → Wire size calculator → All appliance guides →