Your solar panel system could be undersized to begin with or you might have increased your electricity usage since installation due to new additions to your house new appliances or adding an electric.
Adding solar panels to existing system uk.
But you may want to add more solar panels to your existing system.
Your charge controller has to be able to handle at least 10 more than this.
Up until this revolution that has been lead by enphase adding solar panels to an existing system was next to impossible because of a lack of old stock in australia.
Likewise if you existing panels are 200w and you are going to add panels and still run them through the same inverter then you should buy 200w panels ideally the same make and model.
Whilst it might be a good option to get rid of our current system for a whole new one i can t bring myself to dispose of 16 panels and an inverter in good working order.
Having said that adding just one or two more panels might be more trouble than it s worth.
Add a brand new solar system alongside the existing one this may be the easiest most affordable option especially if your existing system s inverter is still under 5 years old.
A string inverter can only take up to around 130 of its.
Swap out the existing inverter for a larger one and add more panels solar panels have a standard life expectancy of 25 years while inverters generally.
This has all changed now thanks to microinverter technology that allows us to add any new panels to your existing array.
So a charge controller of at least 165 watts capacity will do.
I ll investigate further adding some panels to our current system especially if i can get seondhand panels from someone upgrading their system.
5 minutes if you ve gone solar you ve already decreased or possibly eliminated your electricity bill.
The size of your current system may influence how many more solar panels you plan to add.
If you want to increase your energy savings or if your energy needs have increased upgrading your existing solar system by adding new panels is a great option.
Adding panels to an existing system is more common than you might expect.
The level of difficulty associated with adding a battery depends on whether your solar panel system was designed with the intention of adding energy storage later on.
Add together the wattage of the two solar panels.
If you have a storage ready solar system you already have an inverter that can easily integrate a battery into your solar panel system.
If your existing solar panel is 100 watts and you want to add a 50 watt solar panel you will need a charge controller that can handle 150 watts plus 10.
But you ll also want to talk to your solar installer about expanding your system.
Current size of solar system.