42.04 Amps to Watts

42.04 amps is 5,044.8 watts at 120V (DC). The wattage depends on your circuit voltage.

42.04 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
504.48W 428.81W 742.72W
24V
DC, industrial control
1,008.96W 857.62W 1,485.43W
100V
Japan residential
4,204W 3,573.4W 6,189.31W
120V
US residential
5,044.8W 4,288.08W 7,427.17W
208V
US commercial three-phase
8,744.32W 7,432.67W 12,873.77W
220V
Legacy international / parts of Asia
9,248.8W 7,861.48W 13,616.48W
230V
UK / EU residential
9,669.2W 8,218.82W 14,235.41W
240V
US residential (dryer, range, HVAC)
10,089.6W 8,576.16W 14,854.34W
277V
US commercial lighting
11,645.08W 9,898.32W 17,144.39W
400V
UK / EU commercial three-phase
16,816W 14,293.6W 24,757.24W
460V
US industrial motor (NEC 430.250 column)
19,338.4W 16,437.64W 28,470.83W
480V
US industrial three-phase
20,179.2W 17,152.32W 29,708.69W
575V
Canadian industrial three-phase
24,173W 20,547.05W 35,588.53W

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.