1,020 Watts to Amps

1,020 watts is 8.5 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

1,020 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
85A 100A 57.74A
24V
DC, industrial control
42.5A 50A 28.87A
100V
Japan residential
10.2A 12A 6.93A
120V
US residential
8.5A 10A 5.77A
208V
US commercial three-phase
4.9A 5.77A 3.33A
220V
Legacy international / parts of Asia
4.64A 5.45A 3.15A
230V
UK / EU residential
4.43A 5.22A 3.01A
240V
US residential (dryer, range, HVAC)
4.25A 5A 2.89A
277V
US commercial lighting
3.68A 4.33A 2.5A
400V
UK / EU commercial three-phase
2.55A 3A 1.73A
460V
US industrial motor (NEC 430.250 column)
2.22A 2.61A 1.51A
480V
US industrial three-phase
2.13A 2.5A 1.44A
575V
Canadian industrial three-phase
1.77A 2.09A 1.2A

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.