4,800 Watts to Amps

4,800 watts is 40 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

4,800 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
400A 470.59A 271.69A
24V
DC, industrial control
200A 235.29A 135.85A
100V
Japan residential
48A 56.47A 32.6A
120V
US residential
40A 47.06A 27.17A
208V
US commercial three-phase
23.08A 27.15A 15.67A
220V
Legacy international / parts of Asia
21.82A 25.67A 14.82A
230V
UK / EU residential
20.87A 24.55A 14.18A
240V
US residential (dryer, range, HVAC)
20A 23.53A 13.58A
277V
US commercial lighting
17.33A 20.39A 11.77A
400V
UK / EU commercial three-phase
12A 14.12A 8.15A
460V
US industrial motor (NEC 430.250 column)
10.43A 12.28A 7.09A
480V
US industrial three-phase
10A 11.76A 6.79A
575V
Canadian industrial three-phase
8.35A 9.82A 5.67A

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.