123 Amps to Watts

123 amps is 14,760 watts at 120V (DC). The wattage depends on your circuit voltage.

123 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1,476W 1,254.6W 2,173.03W
24V
DC, industrial control
2,952W 2,509.2W 4,346.06W
100V
Japan residential
12,300W 10,455W 18,108.59W
120V
US residential
14,760W 12,546W 21,730.31W
208V
US commercial three-phase
25,584W 21,746.4W 37,665.87W
220V
Legacy international / parts of Asia
27,060W 23,001W 39,838.9W
230V
UK / EU residential
28,290W 24,046.5W 41,649.76W
240V
US residential (dryer, range, HVAC)
29,520W 25,092W 43,460.62W
277V
US commercial lighting
34,071W 28,960.35W 50,160.8W
400V
UK / EU commercial three-phase
49,200W 41,820W 72,434.36W
460V
US industrial motor (NEC 430.250 column)
56,580W 48,093W 83,299.52W
480V
US industrial three-phase
59,040W 50,184W 86,921.24W
575V
Canadian industrial three-phase
70,725W 60,116.25W 104,124.4W

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.