A solar-to-battery charger forms the link between the solar energy-producing array and the energy storage system, which, in this case, is the battery or bank of batteries. When the variety actively produces energy, the charge controller also decides when to and when not to charge. The charger can control the power used to. Charging your battery involves several stages and includes different parts of the PV system. This is called the charging system. As you'll learn below, the solar battery charging process is also a controlled chain of events. After charging, your solar battery is ready to supply the stored energy. This is called discharging. Just like charging, the solar battery discharge process must be regulated, or the battery. Just like any other electrical system, your solar battery charging system can fail and start to experience problems. These often involve issues with the battery not accessing or holding charge. Note that these do not always mean. It can. However, you need to have the necessary components and connections in place, as this means linking the battery or batteries to your service.