15 HP to Amps

A 15 HP motor draws approximately 129.07 amps at 120V (assuming 85% efficiency, 0.85 power factor). The exact amperage depends on voltage, motor efficiency, and power factor.

15 HP Motor Amps at Every Voltage

Efficiency: 85%, Power Factor: 0.85

VoltageEstimated Amps
120V (US residential) 129.07 A
208V (US commercial three-phase) 74.46 A
220V (Legacy international / parts of Asia) 70.4 A
230V (UK / EU residential) 67.34 A
240V (US residential (dryer, range, HVAC)) 64.53 A
400V (UK / EU commercial three-phase) 38.72 A
480V (US industrial three-phase) 32.27 A

Other HP Values

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.