9 Amps to Watts

9 amps is 1,080 watts at 120V (DC). The wattage depends on your circuit voltage.

9 Amps to Watts at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
108W 91.8W 159W
24V
DC, industrial control
216W 183.6W 318W
100V
Japan residential
900W 765W 1,325.02W
120V
US residential
1,080W 918W 1,590.02W
208V
US commercial three-phase
1,872W 1,591.2W 2,756.04W
220V
Legacy international / parts of Asia
1,980W 1,683W 2,915.04W
230V
UK / EU residential
2,070W 1,759.5W 3,047.54W
240V
US residential (dryer, range, HVAC)
2,160W 1,836W 3,180.05W
277V
US commercial lighting
2,493W 2,119.05W 3,670.3W
400V
UK / EU commercial three-phase
3,600W 3,060W 5,300.08W
460V
US industrial motor (NEC 430.250 column)
4,140W 3,519W 6,095.09W
480V
US industrial three-phase
4,320W 3,672W 6,360.09W
575V
Canadian industrial three-phase
5,175W 4,398.75W 7,618.86W

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.