3.7 Amps to Watts

3.7 amps is 444 watts at 120V (DC). The wattage depends on your circuit voltage.

3.7 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
44.4W 37.74W 65.37W
24V
DC, industrial control
88.8W 75.48W 130.74W
100V
Japan residential
370W 314.5W 544.73W
120V
US residential
444W 377.4W 653.68W
208V
US commercial three-phase
769.6W 654.16W 1,133.04W
220V
Legacy international / parts of Asia
814W 691.9W 1,198.41W
230V
UK / EU residential
851W 723.35W 1,252.88W
240V
US residential (dryer, range, HVAC)
888W 754.8W 1,307.35W
277V
US commercial lighting
1,024.9W 871.17W 1,508.9W
400V
UK / EU commercial three-phase
1,480W 1,258W 2,178.92W
460V
US industrial motor (NEC 430.250 column)
1,702W 1,446.7W 2,505.76W
480V
US industrial three-phase
1,776W 1,509.6W 2,614.7W
575V
Canadian industrial three-phase
2,127.5W 1,808.38W 3,132.2W

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.