338 Watts to Amps

338 watts is 2.82 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

338 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
28.17A 33.14A 19.13A
24V
DC, industrial control
14.08A 16.57A 9.57A
100V
Japan residential
3.38A 3.98A 2.3A
120V
US residential
2.82A 3.31A 1.91A
208V
US commercial three-phase
1.63A 1.91A 1.1A
220V
Legacy international / parts of Asia
1.54A 1.81A 1.04A
230V
UK / EU residential
1.47A 1.73A 0.9982A
240V
US residential (dryer, range, HVAC)
1.41A 1.66A 0.9566A
277V
US commercial lighting
1.22A 1.44A 0.8288A
400V
UK / EU commercial three-phase
0.845A 0.9941A 0.574A
460V
US industrial motor (NEC 430.250 column)
0.7348A 0.8645A 0.4991A
480V
US industrial three-phase
0.7042A 0.8284A 0.4783A
575V
Canadian industrial three-phase
0.5878A 0.6916A 0.3993A

Other Wattages

This calculator provides estimates for reference purposes only. Always consult a licensed electrician and verify compliance with the National Electrical Code (NEC) and local electrical codes before performing any electrical work.