474 Watts to Amps

474 watts is 3.95 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

474 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
39.5A 46.47A 26.83A
24V
DC, industrial control
19.75A 23.24A 13.41A
100V
Japan residential
4.74A 5.58A 3.22A
120V
US residential
3.95A 4.65A 2.68A
208V
US commercial three-phase
2.28A 2.68A 1.55A
220V
Legacy international / parts of Asia
2.15A 2.53A 1.46A
230V
UK / EU residential
2.06A 2.42A 1.4A
240V
US residential (dryer, range, HVAC)
1.98A 2.32A 1.34A
277V
US commercial lighting
1.71A 2.01A 1.16A
400V
UK / EU commercial three-phase
1.19A 1.39A 0.8049A
460V
US industrial motor (NEC 430.250 column)
1.03A 1.21A 0.6999A
480V
US industrial three-phase
0.9875A 1.16A 0.6707A
575V
Canadian industrial three-phase
0.8243A 0.9698A 0.5599A

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.