1 kW to Amps

1 kilowatts is 4.17 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

1 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
83.42A 98.14A 56.66A
24V
DC, industrial control
41.71A 49.07A 28.33A
100V
Japan residential
10.01A 11.78A 6.8A
120V
US residential
8.34A 9.81A 5.67A
208V
US commercial three-phase
4.81A 5.66A 3.27A
220V
Legacy international / parts of Asia
4.55A 5.35A 3.09A
230V
UK / EU residential
4.35A 5.12A 2.96A
240V
US residential (dryer, range, HVAC)
4.17A 4.91A 2.83A
277V
US commercial lighting
3.61A 4.25A 2.45A
400V
UK / EU commercial three-phase
2.5A 2.94A 1.7A
460V
US industrial motor (NEC 430.250 column)
2.18A 2.56A 1.48A
480V
US industrial three-phase
2.09A 2.45A 1.42A
575V
Canadian industrial three-phase
1.74A 2.05A 1.18A

Other kW Values

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.