Well there s a solution to that.
How to assemble a solar panel system.
Even though you ll be hiring a professional it helps to understand what s going on.
So i write this instructable to get all the components of your solar system separately and assemble it all by yourself yo.
Take these factors into account.
Installing a solar system to power your home is an involved process.
At the back sides of the solar panel there is a small junction box with positive and negative sign for polarity.
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.
Wire the solar panel.
Expect the entire process of installing a full scale photovoltaic pv system to take 90 days or more.
There are the chinese ones with good results the best price but not guaranteeing much there are the japanese ones with good performance good price and the.
Build your own diy solar panel system.
The following list outlines all the things you need to do.
In a large size solar panel this junction box have terminal wires with mc4 connector but for small size panels you have to connect the junction box with external wires.
So i saved a large portion by building my own solar system since a commercial solar panel would have cost 400 on up for just the solar panel itself.
But still installation of a complete off grid solar system is costly.
Get cheap solar cells from ebay.
Day by day the price of the solar panel falls gradually.
There are a lot of solar cell types that you can choose from.
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.