How much does it cost to run a 1hp motor per hour?

The cost to run a 1 horsepower (hp) motor per hour depends on the local electricity rate and the motor's efficiency. Generally, 1 hp is equivalent to about 0.746 kilowatts (kW). If the electricity rate is, for example, $0.12 per kWh, running a 1 hp motor for one hour would cost approximately $0.09 (0.746 kW x $0.12). However, actual costs may vary based on specific electricity rates and operational efficiency.