3.7 kW to Amps

3.7 kilowatts is 15.43 amps at 240V (DC). The exact amperage depends on your voltage and whether the circuit is single-phase or three-phase.

3.7 kW to Amps at Every Voltage

VoltageDCAC 1-Phase (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
308.58A 363.04A 209.6A
24V
DC, industrial control
154.29A 181.52A 104.8A
100V
Japan residential
37.03A 43.56A 25.15A
120V
US residential
30.86A 36.3A 20.96A
208V
US commercial three-phase
17.8A 20.94A 12.09A
220V
Legacy international / parts of Asia
16.83A 19.8A 11.43A
230V
UK / EU residential
16.1A 18.94A 10.94A
240V
US residential (dryer, range, HVAC)
15.43A 18.15A 10.48A
277V
US commercial lighting
13.37A 15.73A 9.08A
400V
UK / EU commercial three-phase
9.26A 10.89A 6.29A
460V
US industrial motor (NEC 430.250 column)
8.05A 9.47A 5.47A
480V
US industrial three-phase
7.71A 9.08A 5.24A
575V
Canadian industrial three-phase
6.44A 7.58A 4.37A

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.