21.04 kW to Amps

21.04 kilowatts is 87.68 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

21.04 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,753.5A 2,062.94A 1,191.04A
24V
DC, industrial control
876.75A 1,031.47A 595.52A
100V
Japan residential
210.42A 247.55A 142.92A
120V
US residential
175.35A 206.29A 119.1A
208V
US commercial three-phase
101.16A 119.02A 68.71A
220V
Legacy international / parts of Asia
95.65A 112.52A 64.97A
230V
UK / EU residential
91.49A 107.63A 62.14A
240V
US residential (dryer, range, HVAC)
87.68A 103.15A 59.55A
277V
US commercial lighting
75.96A 89.37A 51.6A
400V
UK / EU commercial three-phase
52.61A 61.89A 35.73A
460V
US industrial motor (NEC 430.250 column)
45.74A 53.82A 31.07A
480V
US industrial three-phase
43.84A 51.57A 29.78A
575V
Canadian industrial three-phase
36.59A 43.05A 24.86A

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.