443 Watts to Amps

443 watts is 3.69 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

443 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
36.92A 43.43A 25.08A
24V
DC, industrial control
18.46A 21.72A 12.54A
100V
Japan residential
4.43A 5.21A 3.01A
120V
US residential
3.69A 4.34A 2.51A
208V
US commercial three-phase
2.13A 2.51A 1.45A
220V
Legacy international / parts of Asia
2.01A 2.37A 1.37A
230V
UK / EU residential
1.93A 2.27A 1.31A
240V
US residential (dryer, range, HVAC)
1.85A 2.17A 1.25A
277V
US commercial lighting
1.6A 1.88A 1.09A
400V
UK / EU commercial three-phase
1.11A 1.3A 0.7523A
460V
US industrial motor (NEC 430.250 column)
0.963A 1.13A 0.6541A
480V
US industrial three-phase
0.9229A 1.09A 0.6269A
575V
Canadian industrial three-phase
0.7704A 0.9064A 0.5233A

Other Wattages

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.