3,742 Watts to Amps

3,742 watts is 31.18 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

3,742 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
311.83A 366.86A 211.81A
24V
DC, industrial control
155.92A 183.43A 105.9A
100V
Japan residential
37.42A 44.02A 25.42A
120V
US residential
31.18A 36.69A 21.18A
208V
US commercial three-phase
17.99A 21.17A 12.22A
220V
Legacy international / parts of Asia
17.01A 20.01A 11.55A
230V
UK / EU residential
16.27A 19.14A 11.05A
240V
US residential (dryer, range, HVAC)
15.59A 18.34A 10.59A
277V
US commercial lighting
13.51A 15.89A 9.18A
400V
UK / EU commercial three-phase
9.36A 11.01A 6.35A
460V
US industrial motor (NEC 430.250 column)
8.13A 9.57A 5.53A
480V
US industrial three-phase
7.8A 9.17A 5.3A
575V
Canadian industrial three-phase
6.51A 7.66A 4.42A

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.