3,478 Watts to Amps

3,478 watts is 28.98 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

3,478 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
289.83A 340.98A 196.87A
24V
DC, industrial control
144.92A 170.49A 98.43A
100V
Japan residential
34.78A 40.92A 23.62A
120V
US residential
28.98A 34.1A 19.69A
208V
US commercial three-phase
16.72A 19.67A 11.36A
220V
Legacy international / parts of Asia
15.81A 18.6A 10.74A
230V
UK / EU residential
15.12A 17.79A 10.27A
240V
US residential (dryer, range, HVAC)
14.49A 17.05A 9.84A
277V
US commercial lighting
12.56A 14.77A 8.53A
400V
UK / EU commercial three-phase
8.7A 10.23A 5.91A
460V
US industrial motor (NEC 430.250 column)
7.56A 8.9A 5.14A
480V
US industrial three-phase
7.25A 8.52A 4.92A
575V
Canadian industrial three-phase
6.05A 7.12A 4.11A

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.