8,440 Watts to Amps

8,440 watts is 70.33 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

8,440 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
703.33A 827.45A 477.73A
24V
DC, industrial control
351.67A 413.73A 238.86A
100V
Japan residential
84.4A 99.29A 57.33A
120V
US residential
70.33A 82.75A 47.77A
208V
US commercial three-phase
40.58A 47.74A 27.56A
220V
Legacy international / parts of Asia
38.36A 45.13A 26.06A
230V
UK / EU residential
36.7A 43.17A 24.92A
240V
US residential (dryer, range, HVAC)
35.17A 41.37A 23.89A
277V
US commercial lighting
30.47A 35.85A 20.7A
400V
UK / EU commercial three-phase
21.1A 24.82A 14.33A
460V
US industrial motor (NEC 430.250 column)
18.35A 21.59A 12.46A
480V
US industrial three-phase
17.58A 20.69A 11.94A
575V
Canadian industrial three-phase
14.68A 17.27A 9.97A

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.