7.4 Amps to Watts

7.4 amps is 888 watts at 120V (DC). The wattage depends on your circuit voltage.

7.4 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
88.8W 75.48W 130.74W
24V
DC, industrial control
177.6W 150.96W 261.47W
100V
Japan residential
740W 629W 1,089.46W
120V
US residential
888W 754.8W 1,307.35W
208V
US commercial three-phase
1,539.2W 1,308.32W 2,266.08W
220V
Legacy international / parts of Asia
1,628W 1,383.8W 2,396.81W
230V
UK / EU residential
1,702W 1,446.7W 2,505.76W
240V
US residential (dryer, range, HVAC)
1,776W 1,509.6W 2,614.7W
277V
US commercial lighting
2,049.8W 1,742.33W 3,017.8W
400V
UK / EU commercial three-phase
2,960W 2,516W 4,357.84W
460V
US industrial motor (NEC 430.250 column)
3,404W 2,893.4W 5,011.52W
480V
US industrial three-phase
3,552W 3,019.2W 5,229.41W
575V
Canadian industrial three-phase
4,255W 3,616.75W 6,264.39W

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.