15 Watts to Amps

15 watts is 0.125 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

15 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
1.25A 1.47A 0.849A
24V
DC, industrial control
0.625A 0.7353A 0.4245A
100V
Japan residential
0.15A 0.1765A 0.1019A
120V
US residential
0.125A 0.1471A 0.0849A
208V
US commercial three-phase
0.0721A 0.0848A 0.049A
220V
Legacy international / parts of Asia
0.0682A 0.0802A 0.0463A
230V
UK / EU residential
0.0652A 0.0767A 0.0443A
240V
US residential (dryer, range, HVAC)
0.0625A 0.0735A 0.0425A
277V
US commercial lighting
0.0542A 0.0637A 0.0368A
400V
UK / EU commercial three-phase
0.0375A 0.0441A 0.0255A
460V
US industrial motor (NEC 430.250 column)
0.0326A 0.0384A 0.0221A
480V
US industrial three-phase
0.0313A 0.0368A 0.0212A
575V
Canadian industrial three-phase
0.0261A 0.0307A 0.0177A

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.