28.5 Amps to Watts

28.5 amps is 3,420 watts at 120V (DC). The wattage depends on your circuit voltage.

28.5 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
342W 290.7W 503.51W
24V
DC, industrial control
684W 581.4W 1,007.01W
100V
Japan residential
2,850W 2,422.5W 4,195.89W
120V
US residential
3,420W 2,907W 5,035.07W
208V
US commercial three-phase
5,928W 5,038.8W 8,727.46W
220V
Legacy international / parts of Asia
6,270W 5,329.5W 9,230.96W
230V
UK / EU residential
6,555W 5,571.75W 9,650.55W
240V
US residential (dryer, range, HVAC)
6,840W 5,814W 10,070.14W
277V
US commercial lighting
7,894.5W 6,710.33W 11,622.62W
400V
UK / EU commercial three-phase
11,400W 9,690W 16,783.57W
460V
US industrial motor (NEC 430.250 column)
13,110W 11,143.5W 19,301.11W
480V
US industrial three-phase
13,680W 11,628W 20,140.29W
575V
Canadian industrial three-phase
16,387.5W 13,929.38W 24,126.39W

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.