628 Watts to Amps

628 watts is 5.23 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

628 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
52.33A 61.57A 35.55A
24V
DC, industrial control
26.17A 30.78A 17.77A
100V
Japan residential
6.28A 7.39A 4.27A
120V
US residential
5.23A 6.16A 3.55A
208V
US commercial three-phase
3.02A 3.55A 2.05A
220V
Legacy international / parts of Asia
2.85A 3.36A 1.94A
230V
UK / EU residential
2.73A 3.21A 1.85A
240V
US residential (dryer, range, HVAC)
2.62A 3.08A 1.78A
277V
US commercial lighting
2.27A 2.67A 1.54A
400V
UK / EU commercial three-phase
1.57A 1.85A 1.07A
460V
US industrial motor (NEC 430.250 column)
1.37A 1.61A 0.9273A
480V
US industrial three-phase
1.31A 1.54A 0.8887A
575V
Canadian industrial three-phase
1.09A 1.28A 0.7418A

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.