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