3.97 kW to Amps

3.97 kilowatts is 16.52 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

3.97 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
330.42A 388.73A 224.43A
24V
DC, industrial control
165.21A 194.36A 112.22A
100V
Japan residential
39.65A 46.65A 26.93A
120V
US residential
33.04A 38.87A 22.44A
208V
US commercial three-phase
19.06A 22.43A 12.95A
220V
Legacy international / parts of Asia
18.02A 21.2A 12.24A
230V
UK / EU residential
17.24A 20.28A 11.71A
240V
US residential (dryer, range, HVAC)
16.52A 19.44A 11.22A
277V
US commercial lighting
14.31A 16.84A 9.72A
400V
UK / EU commercial three-phase
9.91A 11.66A 6.73A
460V
US industrial motor (NEC 430.250 column)
8.62A 10.14A 5.85A
480V
US industrial three-phase
8.26A 9.72A 5.61A
575V
Canadian industrial three-phase
6.9A 8.11A 4.68A

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.