864 Watts to Amps

864 watts is 7.2 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

864 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
72A 84.71A 48.9A
24V
DC, industrial control
36A 42.35A 24.45A
100V
Japan residential
8.64A 10.16A 5.87A
120V
US residential
7.2A 8.47A 4.89A
208V
US commercial three-phase
4.15A 4.89A 2.82A
220V
Legacy international / parts of Asia
3.93A 4.62A 2.67A
230V
UK / EU residential
3.76A 4.42A 2.55A
240V
US residential (dryer, range, HVAC)
3.6A 4.24A 2.45A
277V
US commercial lighting
3.12A 3.67A 2.12A
400V
UK / EU commercial three-phase
2.16A 2.54A 1.47A
460V
US industrial motor (NEC 430.250 column)
1.88A 2.21A 1.28A
480V
US industrial three-phase
1.8A 2.12A 1.22A
575V
Canadian industrial three-phase
1.5A 1.77A 1.02A

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.