2,255 Watts to Amps

2,255 watts is 18.79 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

2,255 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
187.92A 221.08A 127.64A
24V
DC, industrial control
93.96A 110.54A 63.82A
100V
Japan residential
22.55A 26.53A 15.32A
120V
US residential
18.79A 22.11A 12.76A
208V
US commercial three-phase
10.84A 12.75A 7.36A
220V
Legacy international / parts of Asia
10.25A 12.06A 6.96A
230V
UK / EU residential
9.8A 11.53A 6.66A
240V
US residential (dryer, range, HVAC)
9.4A 11.05A 6.38A
277V
US commercial lighting
8.14A 9.58A 5.53A
400V
UK / EU commercial three-phase
5.64A 6.63A 3.83A
460V
US industrial motor (NEC 430.250 column)
4.9A 5.77A 3.33A
480V
US industrial three-phase
4.7A 5.53A 3.19A
575V
Canadian industrial three-phase
3.92A 4.61A 2.66A

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.