42 kW to Amps

42 kilowatts is 175 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

42 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
3,500A 4,117.65A 2,377.32A
24V
DC, industrial control
1,750A 2,058.82A 1,188.66A
100V
Japan residential
420A 494.12A 285.28A
120V
US residential
350A 411.76A 237.73A
208V
US commercial three-phase
201.92A 237.56A 137.15A
220V
Legacy international / parts of Asia
190.91A 224.6A 129.67A
230V
UK / EU residential
182.61A 214.83A 124.03A
240V
US residential (dryer, range, HVAC)
175A 205.88A 118.87A
277V
US commercial lighting
151.62A 178.38A 102.99A
400V
UK / EU commercial three-phase
105A 123.53A 71.32A
460V
US industrial motor (NEC 430.250 column)
91.3A 107.42A 62.02A
480V
US industrial three-phase
87.5A 102.94A 59.43A
575V
Canadian industrial three-phase
73.04A 85.93A 49.61A

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.