42.27 Amps to Watts

42.27 amps is 5,072.4 watts at 120V (DC). The wattage depends on your circuit voltage.

42.27 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
507.24W 431.15W 746.78W
24V
DC, industrial control
1,014.48W 862.31W 1,493.56W
100V
Japan residential
4,227W 3,592.95W 6,223.17W
120V
US residential
5,072.4W 4,311.54W 7,467.81W
208V
US commercial three-phase
8,792.16W 7,473.34W 12,944.2W
220V
Legacy international / parts of Asia
9,299.4W 7,904.49W 13,690.98W
230V
UK / EU residential
9,722.1W 8,263.79W 14,313.3W
240V
US residential (dryer, range, HVAC)
10,144.8W 8,623.08W 14,935.61W
277V
US commercial lighting
11,708.79W 9,952.47W 17,238.19W
400V
UK / EU commercial three-phase
16,908W 14,371.8W 24,892.69W
460V
US industrial motor (NEC 430.250 column)
19,444.2W 16,527.57W 28,626.59W
480V
US industrial three-phase
20,289.6W 17,246.16W 29,871.23W
575V
Canadian industrial three-phase
24,305.25W 20,659.46W 35,783.24W

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.