129 Watts to Amps

129 watts is 1.08 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

129 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
10.75A 12.65A 7.3A
24V
DC, industrial control
5.38A 6.32A 3.65A
100V
Japan residential
1.29A 1.52A 0.8762A
120V
US residential
1.08A 1.26A 0.7302A
208V
US commercial three-phase
0.6202A 0.7296A 0.4213A
220V
Legacy international / parts of Asia
0.5864A 0.6898A 0.3983A
230V
UK / EU residential
0.5609A 0.6598A 0.381A
240V
US residential (dryer, range, HVAC)
0.5375A 0.6324A 0.3651A
277V
US commercial lighting
0.4657A 0.5479A 0.3163A
400V
UK / EU commercial three-phase
0.3225A 0.3794A 0.2191A
460V
US industrial motor (NEC 430.250 column)
0.2804A 0.3299A 0.1905A
480V
US industrial three-phase
0.2688A 0.3162A 0.1825A
575V
Canadian industrial three-phase
0.2243A 0.2639A 0.1524A

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.