1,139 Watts to Amps

1,139 watts is 9.49 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

1,139 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
94.92A 111.67A 64.47A
24V
DC, industrial control
47.46A 55.83A 32.24A
100V
Japan residential
11.39A 13.4A 7.74A
120V
US residential
9.49A 11.17A 6.45A
208V
US commercial three-phase
5.48A 6.44A 3.72A
220V
Legacy international / parts of Asia
5.18A 6.09A 3.52A
230V
UK / EU residential
4.95A 5.83A 3.36A
240V
US residential (dryer, range, HVAC)
4.75A 5.58A 3.22A
277V
US commercial lighting
4.11A 4.84A 2.79A
400V
UK / EU commercial three-phase
2.85A 3.35A 1.93A
460V
US industrial motor (NEC 430.250 column)
2.48A 2.91A 1.68A
480V
US industrial three-phase
2.37A 2.79A 1.61A
575V
Canadian industrial three-phase
1.98A 2.33A 1.35A

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.