429 Watts to Amps

429 watts is 3.58 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

429 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
35.75A 42.06A 24.28A
24V
DC, industrial control
17.88A 21.03A 12.14A
100V
Japan residential
4.29A 5.05A 2.91A
120V
US residential
3.58A 4.21A 2.43A
208V
US commercial three-phase
2.06A 2.43A 1.4A
220V
Legacy international / parts of Asia
1.95A 2.29A 1.32A
230V
UK / EU residential
1.87A 2.19A 1.27A
240V
US residential (dryer, range, HVAC)
1.79A 2.1A 1.21A
277V
US commercial lighting
1.55A 1.82A 1.05A
400V
UK / EU commercial three-phase
1.07A 1.26A 0.7285A
460V
US industrial motor (NEC 430.250 column)
0.9326A 1.1A 0.6335A
480V
US industrial three-phase
0.8938A 1.05A 0.6071A
575V
Canadian industrial three-phase
0.7461A 0.8777A 0.5068A

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.