20.7 Amps to Watts

20.7 amps is 2,484 watts at 120V (DC). The wattage depends on your circuit voltage.

20.7 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
248.4W 211.14W 365.71W
24V
DC, industrial control
496.8W 422.28W 731.41W
100V
Japan residential
2,070W 1,759.5W 3,047.54W
120V
US residential
2,484W 2,111.4W 3,657.05W
208V
US commercial three-phase
4,305.6W 3,659.76W 6,338.89W
220V
Legacy international / parts of Asia
4,554W 3,870.9W 6,704.6W
230V
UK / EU residential
4,761W 4,046.85W 7,009.35W
240V
US residential (dryer, range, HVAC)
4,968W 4,222.8W 7,314.1W
277V
US commercial lighting
5,733.9W 4,873.82W 8,441.7W
400V
UK / EU commercial three-phase
8,280W 7,038W 12,190.17W
460V
US industrial motor (NEC 430.250 column)
9,522W 8,093.7W 14,018.7W
480V
US industrial three-phase
9,936W 8,445.6W 14,628.21W
575V
Canadian industrial three-phase
11,902.5W 10,117.13W 17,523.37W

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.