620 Watts to Amps

620 watts is 5.17 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

620 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
51.67A 60.78A 35.09A
24V
DC, industrial control
25.83A 30.39A 17.55A
100V
Japan residential
6.2A 7.29A 4.21A
120V
US residential
5.17A 6.08A 3.51A
208V
US commercial three-phase
2.98A 3.51A 2.02A
220V
Legacy international / parts of Asia
2.82A 3.32A 1.91A
230V
UK / EU residential
2.7A 3.17A 1.83A
240V
US residential (dryer, range, HVAC)
2.58A 3.04A 1.75A
277V
US commercial lighting
2.24A 2.63A 1.52A
400V
UK / EU commercial three-phase
1.55A 1.82A 1.05A
460V
US industrial motor (NEC 430.250 column)
1.35A 1.59A 0.9155A
480V
US industrial three-phase
1.29A 1.52A 0.8773A
575V
Canadian industrial three-phase
1.08A 1.27A 0.7324A

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.