A 300 watt item used for 5 minutes per day will only consume 25 watt hours per day.
Average home electricity usage watts.
Electricity usage is calculated in kilowatt hours.
To make an easy example a 100w globe will draw 1 amp at 100 volts.
We hope these tables charts will help you to better estimate how big and powerful generator you will need as a backup source of power.
On average residents in the east south central region of the united states including alabama kentucky mississippi and tennessee use the most electricity.
2 amps at 50 volts.
According to the u s.
A eia gov reported the average yearly electricity use for a residential utility customer in the u s.
Was 10 399 kwh 867 month with louisiana coming in at the highest with 14 242 kwh a customer in a residential unit.
Use the total wattage plus 20 as your minimum power requirement.
Volts x amps watts 2.
The wattage s given below are estimates.
Citizen uses 41 of their electricity on heating a space and 35 on appliances electronics lighting.
Energy information administration the average u s.
An average central hvac unit uses about 3500 watts and runs two to three times an hour for 10 15 minutes.
For those wondering how to use all this watts power is voltage x amperage.
While this probably doesn t matter to you it will help understand that it doesn t matter if it s referring to 110v or 220 240v countries.
Watts 1 000 kilowatts kw 3.
Remember that some items such as garage door openers are used only for a fraction of an hour or minute per day.
The state with the least energy consumption per home is hawaii 515 kwh mo 17 kwh day.
According to the department of industry innovation and science 252 356 gwh of electricity was consumed across australia in 2014 15 see table l.
Check the nameplate on the appliance to determine the actual wattage required.
While the volumes may vary considerably on average australians use 38 per cent of their home energy on heating and cooling 25 per cent on water heating 16 per cent on electronics and appliances 7 per cent on fridges and freezers 7 per cent on.
How to calculate electric usage cost.
A kilowatt hour is 1 000 watts used for one hour.
As an example a 100 watt light bulb operating for ten hours would use one kilowatt hour.
Multiply the hours used on the average day by the wattage listed below.
National average energy consumption per home it might be interesting to know that the average home among all states consume 916 kwh per month or 30 kwh per day.
That is why we have decided to create this list of rough estimates of wattage consumption of most common household appliances that people want to keep running at all costs.
As your main source of comfort from extreme outdoor temperatures your hvac system uses the most energy of any single appliance or system at 46 percent of the average u s.
And the typical u s.
Residential customer uses approximately 909 kwh per month of energy or around 10 909 kwh per year.
