90 Watts to Amps

90 watts is 0.75 amps at 120V (DC). The exact amperage depends on your voltage and whether the circuit is DC or AC.

90 Watts to Amps at Every Voltage

VoltageDCAC (PF 0.85)AC 3-Phase (PF 0.85)
12V
DC, automotive, solar
7.5A 8.82A 5.09A
24V
DC, industrial control
3.75A 4.41A 2.55A
100V
Japan residential
0.9A 1.06A 0.6113A
120V
US residential
0.75A 0.8824A 0.5094A
208V
US commercial three-phase
0.4327A 0.509A 0.2939A
220V
Legacy international / parts of Asia
0.4091A 0.4813A 0.2779A
230V
UK / EU residential
0.3913A 0.4604A 0.2658A
240V
US residential (dryer, range, HVAC)
0.375A 0.4412A 0.2547A
277V
US commercial lighting
0.3249A 0.3822A 0.2207A
400V
UK / EU commercial three-phase
0.225A 0.2647A 0.1528A
460V
US industrial motor (NEC 430.250 column)
0.1957A 0.2302A 0.1329A
480V
US industrial three-phase
0.1875A 0.2206A 0.1274A
575V
Canadian industrial three-phase
0.1565A 0.1841A 0.1063A

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.