42.28 Amps to Watts

42.28 amps is 5,073.6 watts at 120V (DC). The wattage depends on your circuit voltage.

42.28 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
507.36W 431.26W 746.96W
24V
DC, industrial control
1,014.72W 862.51W 1,493.91W
100V
Japan residential
4,228W 3,593.8W 6,224.64W
120V
US residential
5,073.6W 4,312.56W 7,469.57W
208V
US commercial three-phase
8,794.24W 7,475.1W 12,947.26W
220V
Legacy international / parts of Asia
9,301.6W 7,906.36W 13,694.22W
230V
UK / EU residential
9,724.4W 8,265.74W 14,316.68W
240V
US residential (dryer, range, HVAC)
10,147.2W 8,625.12W 14,939.15W
277V
US commercial lighting
11,711.56W 9,954.83W 17,242.26W
400V
UK / EU commercial three-phase
16,912W 14,375.2W 24,898.58W
460V
US industrial motor (NEC 430.250 column)
19,448.8W 16,531.48W 28,633.36W
480V
US industrial three-phase
20,294.4W 17,250.24W 29,878.29W
575V
Canadian industrial three-phase
24,311W 20,664.35W 35,791.7W

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.