1,521 Watts to Amps

1,521 watts is 12.68 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

1,521 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
126.75A 149.12A 86.09A
24V
DC, industrial control
63.38A 74.56A 43.05A
100V
Japan residential
15.21A 17.89A 10.33A
120V
US residential
12.68A 14.91A 8.61A
208V
US commercial three-phase
7.31A 8.6A 4.97A
220V
Legacy international / parts of Asia
6.91A 8.13A 4.7A
230V
UK / EU residential
6.61A 7.78A 4.49A
240V
US residential (dryer, range, HVAC)
6.34A 7.46A 4.3A
277V
US commercial lighting
5.49A 6.46A 3.73A
400V
UK / EU commercial three-phase
3.8A 4.47A 2.58A
460V
US industrial motor (NEC 430.250 column)
3.31A 3.89A 2.25A
480V
US industrial three-phase
3.17A 3.73A 2.15A
575V
Canadian industrial three-phase
2.65A 3.11A 1.8A

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.