5 Watts to Amps

5 watts is 0.0417 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

5 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
0.4167A 0.4902A 0.283A
24V
DC, industrial control
0.2083A 0.2451A 0.1415A
100V
Japan residential
0.05A 0.0588A 0.034A
120V
US residential
0.0417A 0.049A 0.0283A
208V
US commercial three-phase
0.024A 0.0283A 0.0163A
220V
Legacy international / parts of Asia
0.0227A 0.0267A 0.0154A
230V
UK / EU residential
0.0217A 0.0256A 0.0148A
240V
US residential (dryer, range, HVAC)
0.0208A 0.0245A 0.0142A
277V
US commercial lighting
0.0181A 0.0212A 0.0123A
400V
UK / EU commercial three-phase
0.0125A 0.0147A 0.00849A
460V
US industrial motor (NEC 430.250 column)
0.0109A 0.0128A 0.007383A
480V
US industrial three-phase
0.0104A 0.0123A 0.007075A
575V
Canadian industrial three-phase
0.008696A 0.0102A 0.005906A

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.