18,120 Watts to Amps

18,120 watts is 151 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

18,120 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,510A 1,776.47A 1,025.65A
24V
DC, industrial control
755A 888.24A 512.82A
100V
Japan residential
181.2A 213.18A 123.08A
120V
US residential
151A 177.65A 102.56A
208V
US commercial three-phase
87.12A 102.49A 59.17A
220V
Legacy international / parts of Asia
82.36A 96.9A 55.94A
230V
UK / EU residential
78.78A 92.69A 53.51A
240V
US residential (dryer, range, HVAC)
75.5A 88.82A 51.28A
277V
US commercial lighting
65.42A 76.96A 44.43A
400V
UK / EU commercial three-phase
45.3A 53.29A 30.77A
460V
US industrial motor (NEC 430.250 column)
39.39A 46.34A 26.76A
480V
US industrial three-phase
37.75A 44.41A 25.64A
575V
Canadian industrial three-phase
31.51A 37.07A 21.4A

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.