After you estimate your daily use set up the battery that you need.
Direct connection solar panel to battery.
Charge your 12v battery from a solar panel and have your backup powered.
Connecting two solar panels in parallel.
In the event you have more than one battery connect them in parallel.
If both panels are rated at the same maximum voltage then you ll get maximum output.
How to connect a solar panel to a 12v battery.
Then connect the regulator to the 12 volt battery.
Connect battery to charge controller in the first step you are going to wire the battery to a charge controller.
Connect the negative wire of the solar panel to the negative terminal of the battery.
Connect the positive wire from the solar panel to a battery cable with a fusible link between the battery and the solar panel.
These can be an inverter 12 volts dc box or both.
Wiring the loads the following step is to wire the loads.
Same applies to two or more solar panels.
The same voltage of 13 8 from the charge controller can charge all the battery connected in parallel.
Connect the negatives to the negatives and positives to the positives.
Always connect your solar panels via a regulator.
Positive terminal of battery is connected to the positive terminal of charge controller and vice versa for negative terminals.