4,000 Watts to Amps

4,000 watts is 33.33 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

4,000 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
333.33A 392.16A 226.41A
24V
DC, industrial control
166.67A 196.08A 113.21A
100V
Japan residential
40A 47.06A 27.17A
120V
US residential
33.33A 39.22A 22.64A
208V
US commercial three-phase
19.23A 22.62A 13.06A
220V
Legacy international / parts of Asia
18.18A 21.39A 12.35A
230V
UK / EU residential
17.39A 20.46A 11.81A
240V
US residential (dryer, range, HVAC)
16.67A 19.61A 11.32A
277V
US commercial lighting
14.44A 16.99A 9.81A
400V
UK / EU commercial three-phase
10A 11.76A 6.79A
460V
US industrial motor (NEC 430.250 column)
8.7A 10.23A 5.91A
480V
US industrial three-phase
8.33A 9.8A 5.66A
575V
Canadian industrial three-phase
6.96A 8.18A 4.73A

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.