2,040 Watts to Amps

2,040 watts is 17 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

2,040 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
170A 200A 115.47A
24V
DC, industrial control
85A 100A 57.74A
100V
Japan residential
20.4A 24A 13.86A
120V
US residential
17A 20A 11.55A
208V
US commercial three-phase
9.81A 11.54A 6.66A
220V
Legacy international / parts of Asia
9.27A 10.91A 6.3A
230V
UK / EU residential
8.87A 10.43A 6.02A
240V
US residential (dryer, range, HVAC)
8.5A 10A 5.77A
277V
US commercial lighting
7.36A 8.66A 5A
400V
UK / EU commercial three-phase
5.1A 6A 3.46A
460V
US industrial motor (NEC 430.250 column)
4.43A 5.22A 3.01A
480V
US industrial three-phase
4.25A 5A 2.89A
575V
Canadian industrial three-phase
3.55A 4.17A 2.41A

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.