How to determine inverter size.
Find solar panel size.
When it comes to solar inverter sizing installers will take three primary factors into account.
Take these factors into account.
Similar to solar panels the size of an inverter can be rated in watts w.
Small solar panels yet you can also find panels of 150 160 or 175 watts.
If you have a small or odd shaped roof solar panel size is an important consideration when deciding on the size of a solar system.
With a large usable roof area you can buy more larger panels at a lower cost per panel to get to your target energy output.
Choose the right solar panels.
How big are solar panels.
Solar inverters come in all different sizes big and small.
For example panasonic offers 96 cell panels which measure 41 5 x 62 6.
Those solar panels used for residential purposes range from 150 watts to 370 watts per panel depending on the panel size efficiency and cell technology.
The average size of solar panels used in a rooftop solar installation is approximately 65 inches by 39 inches or 5 4 feet by 3 25 feet there is some variation from brand to brand and if you re installing a large scale solar panel system such as for a warehouse or a municipal building your panels will be closer to 6 feet long.
There are other panel size configurations on the market but they are much less common.
Solar panel size chart.
However the standard 60 cell and 72 cell panel sizes are by far the most common in the industry.