42.73 Amps to Watts

42.73 amps is 5,127.6 watts at 120V (DC). The wattage depends on your circuit voltage.

42.73 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
512.76W 435.85W 754.91W
24V
DC, industrial control
1,025.52W 871.69W 1,509.81W
100V
Japan residential
4,273W 3,632.05W 6,290.9W
120V
US residential
5,127.6W 4,358.46W 7,549.07W
208V
US commercial three-phase
8,887.84W 7,554.66W 13,085.06W
220V
Legacy international / parts of Asia
9,400.6W 7,990.51W 13,839.97W
230V
UK / EU residential
9,827.9W 8,353.72W 14,469.06W
240V
US residential (dryer, range, HVAC)
10,255.2W 8,716.92W 15,098.15W
277V
US commercial lighting
11,836.21W 10,060.78W 17,425.78W
400V
UK / EU commercial three-phase
17,092W 14,528.2W 25,163.58W
460V
US industrial motor (NEC 430.250 column)
19,655.8W 16,707.43W 28,938.12W
480V
US industrial three-phase
20,510.4W 17,433.84W 30,196.3W
575V
Canadian industrial three-phase
24,569.75W 20,884.29W 36,172.65W

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.