816 Watts to Amps

816 watts is 6.8 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

816 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
68A 80A 46.19A
24V
DC, industrial control
34A 40A 23.09A
100V
Japan residential
8.16A 9.6A 5.54A
120V
US residential
6.8A 8A 4.62A
208V
US commercial three-phase
3.92A 4.62A 2.66A
220V
Legacy international / parts of Asia
3.71A 4.36A 2.52A
230V
UK / EU residential
3.55A 4.17A 2.41A
240V
US residential (dryer, range, HVAC)
3.4A 4A 2.31A
277V
US commercial lighting
2.95A 3.47A 2A
400V
UK / EU commercial three-phase
2.04A 2.4A 1.39A
460V
US industrial motor (NEC 430.250 column)
1.77A 2.09A 1.2A
480V
US industrial three-phase
1.7A 2A 1.15A
575V
Canadian industrial three-phase
1.42A 1.67A 0.9639A

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.