2,143 Watts to Amps

2,143 watts is 17.86 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

2,143 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
178.58A 210.1A 121.3A
24V
DC, industrial control
89.29A 105.05A 60.65A
100V
Japan residential
21.43A 25.21A 14.56A
120V
US residential
17.86A 21.01A 12.13A
208V
US commercial three-phase
10.3A 12.12A 7A
220V
Legacy international / parts of Asia
9.74A 11.46A 6.62A
230V
UK / EU residential
9.32A 10.96A 6.33A
240V
US residential (dryer, range, HVAC)
8.93A 10.5A 6.07A
277V
US commercial lighting
7.74A 9.1A 5.25A
400V
UK / EU commercial three-phase
5.36A 6.3A 3.64A
460V
US industrial motor (NEC 430.250 column)
4.66A 5.48A 3.16A
480V
US industrial three-phase
4.46A 5.25A 3.03A
575V
Canadian industrial three-phase
3.73A 4.38A 2.53A

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.