3.42 Amps to Watts

3.42 amps is 410.4 watts at 120V (DC). The wattage depends on your circuit voltage.

3.42 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
41.04W 34.88W 60.42W
24V
DC, industrial control
82.08W 69.77W 120.84W
100V
Japan residential
342W 290.7W 503.51W
120V
US residential
410.4W 348.84W 604.21W
208V
US commercial three-phase
711.36W 604.66W 1,047.29W
220V
Legacy international / parts of Asia
752.4W 639.54W 1,107.72W
230V
UK / EU residential
786.6W 668.61W 1,158.07W
240V
US residential (dryer, range, HVAC)
820.8W 697.68W 1,208.42W
277V
US commercial lighting
947.34W 805.24W 1,394.71W
400V
UK / EU commercial three-phase
1,368W 1,162.8W 2,014.03W
460V
US industrial motor (NEC 430.250 column)
1,573.2W 1,337.22W 2,316.13W
480V
US industrial three-phase
1,641.6W 1,395.36W 2,416.83W
575V
Canadian industrial three-phase
1,966.5W 1,671.52W 2,895.17W

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.