490 Amps to Watts

490 amps is 58,800 watts at 120V (DC). The wattage depends on your circuit voltage.

490 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
5,880W 4,998W 8,656.79W
24V
DC, industrial control
11,760W 9,996W 17,313.58W
100V
Japan residential
49,000W 41,650W 72,139.92W
120V
US residential
58,800W 49,980W 86,567.9W
208V
US commercial three-phase
101,920W 86,632W 150,051.03W
220V
Legacy international / parts of Asia
107,800W 91,630W 158,707.82W
230V
UK / EU residential
112,700W 95,795W 165,921.81W
240V
US residential (dryer, range, HVAC)
117,600W 99,960W 173,135.8W
277V
US commercial lighting
135,730W 115,370.5W 199,827.57W
400V
UK / EU commercial three-phase
196,000W 166,600W 288,559.66W
460V
US industrial motor (NEC 430.250 column)
225,400W 191,590W 331,843.61W
480V
US industrial three-phase
235,200W 199,920W 346,271.6W
575V
Canadian industrial three-phase
281,750W 239,487.5W 414,804.52W

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.