2.57 kW to Amps

2.57 kilowatts is 10.7 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

2.57 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
214A 251.76A 145.36A
24V
DC, industrial control
107A 125.88A 72.68A
100V
Japan residential
25.68A 30.21A 17.44A
120V
US residential
21.4A 25.18A 14.54A
208V
US commercial three-phase
12.35A 14.52A 8.39A
220V
Legacy international / parts of Asia
11.67A 13.73A 7.93A
230V
UK / EU residential
11.17A 13.14A 7.58A
240V
US residential (dryer, range, HVAC)
10.7A 12.59A 7.27A
277V
US commercial lighting
9.27A 10.91A 6.3A
400V
UK / EU commercial three-phase
6.42A 7.55A 4.36A
460V
US industrial motor (NEC 430.250 column)
5.58A 6.57A 3.79A
480V
US industrial three-phase
5.35A 6.29A 3.63A
575V
Canadian industrial three-phase
4.47A 5.25A 3.03A

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.