18 kW to Amps

18 kilowatts is 75 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

18 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,500A 1,764.71A 1,018.85A
24V
DC, industrial control
750A 882.35A 509.43A
100V
Japan residential
180A 211.76A 122.26A
120V
US residential
150A 176.47A 101.89A
208V
US commercial three-phase
86.54A 101.81A 58.78A
220V
Legacy international / parts of Asia
81.82A 96.26A 55.57A
230V
UK / EU residential
78.26A 92.07A 53.16A
240V
US residential (dryer, range, HVAC)
75A 88.24A 50.94A
277V
US commercial lighting
64.98A 76.45A 44.14A
400V
UK / EU commercial three-phase
45A 52.94A 30.57A
460V
US industrial motor (NEC 430.250 column)
39.13A 46.04A 26.58A
480V
US industrial three-phase
37.5A 44.12A 25.47A
575V
Canadian industrial three-phase
31.3A 36.83A 21.26A

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.