42.79 Amps to Watts

42.79 amps is 5,134.8 watts at 120V (DC). The wattage depends on your circuit voltage.

42.79 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
513.48W 436.46W 755.97W
24V
DC, industrial control
1,026.96W 872.92W 1,511.93W
100V
Japan residential
4,279W 3,637.15W 6,299.73W
120V
US residential
5,134.8W 4,364.58W 7,559.67W
208V
US commercial three-phase
8,900.32W 7,565.27W 13,103.44W
220V
Legacy international / parts of Asia
9,413.8W 8,001.73W 13,859.4W
230V
UK / EU residential
9,841.7W 8,365.45W 14,489.38W
240V
US residential (dryer, range, HVAC)
10,269.6W 8,729.16W 15,119.35W
277V
US commercial lighting
11,852.83W 10,074.91W 17,450.25W
400V
UK / EU commercial three-phase
17,116W 14,548.6W 25,198.91W
460V
US industrial motor (NEC 430.250 column)
19,683.4W 16,730.89W 28,978.75W
480V
US industrial three-phase
20,539.2W 17,458.32W 30,238.7W
575V
Canadian industrial three-phase
24,604.25W 20,913.61W 36,223.44W

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.