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
1,753.67A 2,063.14A 1,191.15A
24V
DC, industrial control
876.83A 1,031.57A 595.58A
100V
Japan residential
210.44A 247.58A 142.94A
120V
US residential
175.37A 206.31A 119.12A
208V
US commercial three-phase
101.17A 119.03A 68.72A
220V
Legacy international / parts of Asia
95.65A 112.53A 64.97A
230V
UK / EU residential
91.5A 107.64A 62.15A
240V
US residential (dryer, range, HVAC)
87.68A 103.16A 59.56A
277V
US commercial lighting
75.97A 89.38A 51.6A
400V
UK / EU commercial three-phase
52.61A 61.89A 35.73A
460V
US industrial motor (NEC 430.250 column)
45.75A 53.82A 31.07A
480V
US industrial three-phase
43.84A 51.58A 29.78A
575V
Canadian industrial three-phase
36.6A 43.06A 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.