What Is Electrical Power?

Electrical power is the rate at which electrical energy is consumed or produced.

Power is calculated using the formula:

P = V × I

Units of Power

Watt (W)

Kilowatt (kW)

Horsepower (HP)

Power in Appliances

LED bulb: 9W

Fan: 60–90W

Heater: 1000–2000W

Power depends on both Voltage and Current.