1,128 Watts to Amps

1,128 watts is 9.4 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

1,128 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
94A 110.59A 63.85A
24V
DC, industrial control
47A 55.29A 31.92A
100V
Japan residential
11.28A 13.27A 7.66A
120V
US residential
9.4A 11.06A 6.38A
208V
US commercial three-phase
5.42A 6.38A 3.68A
220V
Legacy international / parts of Asia
5.13A 6.03A 3.48A
230V
UK / EU residential
4.9A 5.77A 3.33A
240V
US residential (dryer, range, HVAC)
4.7A 5.53A 3.19A
277V
US commercial lighting
4.07A 4.79A 2.77A
400V
UK / EU commercial three-phase
2.82A 3.32A 1.92A
460V
US industrial motor (NEC 430.250 column)
2.45A 2.88A 1.67A
480V
US industrial three-phase
2.35A 2.76A 1.6A
575V
Canadian industrial three-phase
1.96A 2.31A 1.33A

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.