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How to Calculate the Power Consumption Needs of Your Home in a Case of a Power Outage

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Last Updated on June 2, 2020

Power outages due to heavy rainstorms or some other emergency situations can be a big problem sometimes. That’s why we use portable generators for home.

Generators for Home

Looking for a different energy provider can also help to reduce these types of situations. Many light companies offer excellent rates and high-quality performance of their service. Solving your power outages issue while lowering your monthly bills.–

But how to choose the best power-up generator that can handle your power consumption needs of a home. You definitely need some 10 Power Up advises which can help you with buying a generator of your home need.

Understanding Your Power Needs

In order to choose the right emergency power source and size, you need to know the power consumption needs of your home. So that you can easily choose the best generators and other power sources according to your needs and the size you want.

Knowing the power consumption need of your home can save your money when buying power generators for your home in case of an emergency or power outage.

1. Know how much power it takes to run

For knowing how much power it takes to run any electronics in your home then you must know these 3 basic electrical concepts and name-

  • Current (amps)
  • Voltage (volts)
  • Electrical power (watts)

You can always find these three readings on every electronics appliances. Now you have to note them all in somewhere from that item. And then use this basic given formula to know the power consumption on that appliance.

Use this-

amps * volts = watts

2. Know how often you use it

Keep a track of your electronic home appliances that how often and how much time you use them on power. And write them all in your notebook for power consumption calculations.

Calculating the power consumption that your home needs

Calculating how much electricity your appliances and home electronics consume can help you to get the approx power supply you need in case of a power outage or an emergency situation.

But again the question is how you can calculate the power consumption in your home? For all of your questions and queries, we are here to answer those.

Calculating power consumption is not a very difficult task if you are good enough with maths and calculations. You just need to see the amps, watts, and volts on your electronics and then apply a formula to find watts which shows power used.

There are three simple steps to determine the average daily load:

  1. Select which lights and appliances will be used.
  2. Find out how many amps or watts each consumes.
  3. Work out how many hours each day (on average) each appliance will be used.

10 Household Items that Uses the most electricity in your home

These electronic items are some of the basic items found almost in every house and here we have drawn a list of electronics that are used by percentage out of 100.

The below-given data is not fully accurate. However, it is an approximation taken from various users.

  • 1. Heating – 27% percent used
  • 2. Cooling – 19% percent used
  • 3. Water Heater – 14% percent used
  • 4. Washer and Dryer – 13% percent used
  • 5. Lights – 12% percent used
  • 6. Refrigerator – 8% percent used
  • 7. Electric Oven – 3% percent used
  • 8. Dishwasher – 2% percent used
  • 9. Computer – 1% percent used
  • 10. TV- 1% percent used


In conclusion, I would suggest you to start calculating power consumption in your home. So that it would help you in both purchasing powers up sources and estimating monthly bill consumption for your home appliances also.

Professional Blogger. Android dev. Audiophile.

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