What Size Solar System Do I Need For My House

How many solar panels do i need to power my house.

What size solar system do i need for my house. To figure out how to size your solar system take your daily kwh energy requirement and divide it by your peak sun hours to get the kw output. Calculate the size of your solar system. If we use a house in adelaide as an example you would need a 5kw solar system to generate this amount of power. System size based on daylight electricity use.

For example a 5kw system will output around 20 kwh a day and may save you up to around 500 every quarterly power bill. Total number of solar panels. Solar power can save you around 400 per kw per year and a solar system will output around 4 times its size as a daily average. Roughly sizing up a solar system is easy.

3 x 1 3 3 9in this example you would need a 3 9 kw solar pv system to satisfy your home s energy needs. The average australian household consumes 18kwh of electricity each day. Then divide the kw output by your panel s efficiency to get the estimated number of solar panels you ll need for your system. We listed the solar system size that would be needed in each region to offset that particular region s average electricity usage.

The typical homeowner will need 28 34 solar panels to cover 100 of their energy usage dependent on location and roof size. To calculate the size of your solar photovoltaic system take your daily kwh energy requirement and divide by your peak sun hours to get the kw output you need. The numbers vary mostly because of the climate of each region.