1,557 Watts to Amps

1,557 watts is 12.98 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

1,557 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
129.75A 152.65A 88.13A
24V
DC, industrial control
64.88A 76.32A 44.07A
100V
Japan residential
15.57A 18.32A 10.58A
120V
US residential
12.98A 15.26A 8.81A
208V
US commercial three-phase
7.49A 8.81A 5.08A
220V
Legacy international / parts of Asia
7.08A 8.33A 4.81A
230V
UK / EU residential
6.77A 7.96A 4.6A
240V
US residential (dryer, range, HVAC)
6.49A 7.63A 4.41A
277V
US commercial lighting
5.62A 6.61A 3.82A
400V
UK / EU commercial three-phase
3.89A 4.58A 2.64A
460V
US industrial motor (NEC 430.250 column)
3.38A 3.98A 2.3A
480V
US industrial three-phase
3.24A 3.82A 2.2A
575V
Canadian industrial three-phase
2.71A 3.19A 1.84A

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.