337 Watts to Amps

337 watts is 2.81 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

337 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
28.08A 33.04A 19.08A
24V
DC, industrial control
14.04A 16.52A 9.54A
100V
Japan residential
3.37A 3.96A 2.29A
120V
US residential
2.81A 3.3A 1.91A
208V
US commercial three-phase
1.62A 1.91A 1.1A
220V
Legacy international / parts of Asia
1.53A 1.8A 1.04A
230V
UK / EU residential
1.47A 1.72A 0.9952A
240V
US residential (dryer, range, HVAC)
1.4A 1.65A 0.9538A
277V
US commercial lighting
1.22A 1.43A 0.8264A
400V
UK / EU commercial three-phase
0.8425A 0.9912A 0.5723A
460V
US industrial motor (NEC 430.250 column)
0.7326A 0.8619A 0.4976A
480V
US industrial three-phase
0.7021A 0.826A 0.4769A
575V
Canadian industrial three-phase
0.5861A 0.6895A 0.3981A

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.