50 Watts to Amps

50 watts is 0.4167 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

50 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
4.17A 4.9A 2.83A
24V
DC, industrial control
2.08A 2.45A 1.42A
100V
Japan residential
0.5A 0.5882A 0.3396A
120V
US residential
0.4167A 0.4902A 0.283A
208V
US commercial three-phase
0.2404A 0.2828A 0.1633A
220V
Legacy international / parts of Asia
0.2273A 0.2674A 0.1544A
230V
UK / EU residential
0.2174A 0.2558A 0.1477A
240V
US residential (dryer, range, HVAC)
0.2083A 0.2451A 0.1415A
277V
US commercial lighting
0.1805A 0.2124A 0.1226A
400V
UK / EU commercial three-phase
0.125A 0.1471A 0.0849A
460V
US industrial motor (NEC 430.250 column)
0.1087A 0.1279A 0.0738A
480V
US industrial three-phase
0.1042A 0.1225A 0.0708A
575V
Canadian industrial three-phase
0.087A 0.1023A 0.0591A

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.