20.37 Amps to Watts

20.37 amps is 2,444.4 watts at 120V (DC). The wattage depends on your circuit voltage.

20.37 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
244.44W 207.77W 359.88W
24V
DC, industrial control
488.88W 415.55W 719.75W
100V
Japan residential
2,037W 1,731.45W 2,998.96W
120V
US residential
2,444.4W 2,077.74W 3,598.75W
208V
US commercial three-phase
4,236.96W 3,601.42W 6,237.84W
220V
Legacy international / parts of Asia
4,481.4W 3,809.19W 6,597.71W
230V
UK / EU residential
4,685.1W 3,982.34W 6,897.61W
240V
US residential (dryer, range, HVAC)
4,888.8W 4,155.48W 7,197.5W
277V
US commercial lighting
5,642.49W 4,796.12W 8,307.12W
400V
UK / EU commercial three-phase
8,148W 6,925.8W 11,995.84W
460V
US industrial motor (NEC 430.250 column)
9,370.2W 7,964.67W 13,795.21W
480V
US industrial three-phase
9,777.6W 8,310.96W 14,395W
575V
Canadian industrial three-phase
11,712.75W 9,955.84W 17,244.02W

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.