3,321 Watts to Amps

3,321 watts is 27.68 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

3,321 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
276.75A 325.59A 187.98A
24V
DC, industrial control
138.38A 162.79A 93.99A
100V
Japan residential
33.21A 39.07A 22.56A
120V
US residential
27.68A 32.56A 18.8A
208V
US commercial three-phase
15.97A 18.78A 10.84A
220V
Legacy international / parts of Asia
15.1A 17.76A 10.25A
230V
UK / EU residential
14.44A 16.99A 9.81A
240V
US residential (dryer, range, HVAC)
13.84A 16.28A 9.4A
277V
US commercial lighting
11.99A 14.1A 8.14A
400V
UK / EU commercial three-phase
8.3A 9.77A 5.64A
460V
US industrial motor (NEC 430.250 column)
7.22A 8.49A 4.9A
480V
US industrial three-phase
6.92A 8.14A 4.7A
575V
Canadian industrial three-phase
5.78A 6.79A 3.92A

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.