850 Amps to Watts

850 amps is 102,000 watts at 120V (DC). The wattage depends on your circuit voltage.

850 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
10,200W 8,670W 15,016.88W
24V
DC, industrial control
20,400W 17,340W 30,033.76W
100V
Japan residential
85,000W 72,250W 125,140.67W
120V
US residential
102,000W 86,700W 150,168.81W
208V
US commercial three-phase
176,800W 150,280W 260,292.6W
220V
Legacy international / parts of Asia
187,000W 158,950W 275,309.48W
230V
UK / EU residential
195,500W 166,175W 287,823.54W
240V
US residential (dryer, range, HVAC)
204,000W 173,400W 300,337.61W
277V
US commercial lighting
235,450W 200,132.5W 346,639.66W
400V
UK / EU commercial three-phase
340,000W 289,000W 500,562.68W
460V
US industrial motor (NEC 430.250 column)
391,000W 332,350W 575,647.09W
480V
US industrial three-phase
408,000W 346,800W 600,675.22W
575V
Canadian industrial three-phase
488,750W 415,437.5W 719,558.86W

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.