10.4 Amps to Watts

10.4 amps is 1,248 watts at 120V (DC). The wattage depends on your circuit voltage.

10.4 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
124.8W 106.08W 183.74W
24V
DC, industrial control
249.6W 212.16W 367.47W
100V
Japan residential
1,040W 884W 1,531.13W
120V
US residential
1,248W 1,060.8W 1,837.36W
208V
US commercial three-phase
2,163.2W 1,838.72W 3,184.76W
220V
Legacy international / parts of Asia
2,288W 1,944.8W 3,368.49W
230V
UK / EU residential
2,392W 2,033.2W 3,521.61W
240V
US residential (dryer, range, HVAC)
2,496W 2,121.6W 3,674.72W
277V
US commercial lighting
2,880.8W 2,448.68W 4,241.24W
400V
UK / EU commercial three-phase
4,160W 3,536W 6,124.53W
460V
US industrial motor (NEC 430.250 column)
4,784W 4,066.4W 7,043.21W
480V
US industrial three-phase
4,992W 4,243.2W 7,349.44W
575V
Canadian industrial three-phase
5,980W 5,083W 8,804.01W

Other Amperages

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.