3,700 Watts to Amps

3,700 watts is 30.83 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

3,700 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
308.33A 362.75A 209.43A
24V
DC, industrial control
154.17A 181.37A 104.72A
100V
Japan residential
37A 43.53A 25.13A
120V
US residential
30.83A 36.27A 20.94A
208V
US commercial three-phase
17.79A 20.93A 12.08A
220V
Legacy international / parts of Asia
16.82A 19.79A 11.42A
230V
UK / EU residential
16.09A 18.93A 10.93A
240V
US residential (dryer, range, HVAC)
15.42A 18.14A 10.47A
277V
US commercial lighting
13.36A 15.71A 9.07A
400V
UK / EU commercial three-phase
9.25A 10.88A 6.28A
460V
US industrial motor (NEC 430.250 column)
8.04A 9.46A 5.46A
480V
US industrial three-phase
7.71A 9.07A 5.24A
575V
Canadian industrial three-phase
6.43A 7.57A 4.37A

Other Wattages

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.