21.09 kW to Amps

21.09 kilowatts is 87.86 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

21.09 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,757.17A 2,067.25A 1,193.53A
24V
DC, industrial control
878.58A 1,033.63A 596.77A
100V
Japan residential
210.86A 248.07A 143.22A
120V
US residential
175.72A 206.73A 119.35A
208V
US commercial three-phase
101.38A 119.26A 68.86A
220V
Legacy international / parts of Asia
95.85A 112.76A 65.1A
230V
UK / EU residential
91.68A 107.86A 62.27A
240V
US residential (dryer, range, HVAC)
87.86A 103.36A 59.68A
277V
US commercial lighting
76.12A 89.56A 51.71A
400V
UK / EU commercial three-phase
52.72A 62.02A 35.81A
460V
US industrial motor (NEC 430.250 column)
45.84A 53.93A 31.14A
480V
US industrial three-phase
43.93A 51.68A 29.84A
575V
Canadian industrial three-phase
36.67A 43.14A 24.91A

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.