21.1 kW to Amps

21.1 kilowatts is 87.92 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

21.1 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,758.42A 2,068.73A 1,194.38A
24V
DC, industrial control
879.21A 1,034.36A 597.19A
100V
Japan residential
211.01A 248.25A 143.33A
120V
US residential
175.84A 206.87A 119.44A
208V
US commercial three-phase
101.45A 119.35A 68.91A
220V
Legacy international / parts of Asia
95.91A 112.84A 65.15A
230V
UK / EU residential
91.74A 107.93A 62.32A
240V
US residential (dryer, range, HVAC)
87.92A 103.44A 59.72A
277V
US commercial lighting
76.18A 89.62A 51.74A
400V
UK / EU commercial three-phase
52.75A 62.06A 35.83A
460V
US industrial motor (NEC 430.250 column)
45.87A 53.97A 31.16A
480V
US industrial three-phase
43.96A 51.72A 29.86A
575V
Canadian industrial three-phase
36.7A 43.17A 24.93A

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.