# Kilowatt hours

The kilowatt hour is a unit of energy equal to 3. If the energy is being transmitted or used at a constant rate (power) over a period of time, the total energy in kilowatt hours is the power in kilowatts multiplied by the time in hours. Kilowatt – hour is an energy unit (symbol kWh or kW⋅h). Kilowatts (kW) to kilowatt – hours ( kWh ) conversion calculator and calculation.

Quite likely it will save you some embarrassment at some . Watt-hours and kilowatt – hours define the amount of work performed or energy used in one hour of time.

A simple analogy is that speed is a metric that defines distance travelled over a period of time while energy is a metric that defines power used over a period of time. Using that same 000-watt (kW) . By definition, a kilowatt – hour can be easily understood. But it can be hard to make dollars and sense of what it really means for daily home consumption.

Convert energy units. Easily convert kilojoules to kilowatt hours , convert kJ to kWh. Many other converters available for free.

When using electricity in your home, you may never think about how many kilowatt hours ( kWh ) you are using to charge your ______(insert energy hogging device here).

But the reality is, every device you plug into an outlet or hard wire into your home uses electricity and those kilowatt hours eventually add . Most household appliances have a wattage label on the back or bottom. This label lists the maximum amount of power the appliance can draw. One of the most common sources of confusion I come across when talking to non -electrical people about solar power are the terms: kW and kWh. What do they stand for? It is commonly used as a unit of electrical energy in engineering, academic and commercial applications.

One kilowatt – hour is the equivalent of one kilowatt of power transferred or consumed in an hour. Generally the symbol “ kWh ” . Many translated example sentences containing kwh kilowatt hours – German- English dictionary and search engine for German translations. One kWh is equal to the power of consumption of one thousand watts for one hour.

But what does that really look like? See what you can do with one kWh. American electricity consumption.

At an average cost of cents per kwh , the . Watts are a measurement of how many joules of work can be done in one second and are commonly used to indicate how much power an electrical device uses. The unit is often used to measure electrical consumption (on an electricity meter), for which domestic consumers are charged. Electricity usage is calculated in kilowatt – hours.

As an example, a 100-watt light bulb operating for ten hours would use one kilowatt – hour.

A kilowatt – hour is 0watts used for one hour. Volts x Amps = Watts 2. How to calculate electric usage cost: 1. A 100-watt lamp operated for hours consumes one kilowatt – hour of electricity. If you wish to measure the energy consumed by certain equipment or certain circuits, a kilowatt – hour meter can be used.