504 Watts to Amps

504 watts is 4.2 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

504 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
42A 49.41A 28.53A
24V
DC, industrial control
21A 24.71A 14.26A
100V
Japan residential
5.04A 5.93A 3.42A
120V
US residential
4.2A 4.94A 2.85A
208V
US commercial three-phase
2.42A 2.85A 1.65A
220V
Legacy international / parts of Asia
2.29A 2.7A 1.56A
230V
UK / EU residential
2.19A 2.58A 1.49A
240V
US residential (dryer, range, HVAC)
2.1A 2.47A 1.43A
277V
US commercial lighting
1.82A 2.14A 1.24A
400V
UK / EU commercial three-phase
1.26A 1.48A 0.8558A
460V
US industrial motor (NEC 430.250 column)
1.1A 1.29A 0.7442A
480V
US industrial three-phase
1.05A 1.24A 0.7132A
575V
Canadian industrial three-phase
0.8765A 1.03A 0.5954A

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.