Sizing a battery system is really dependent on how much extra power your need. Based on usage conversations, your solar provider will work with you to make sure your home has ample battery backup for any circumstance life throws your way.
A typical LG Chem battery has 10kWh of storage, which is a great choice for powering your household and home office.
The battery will recharge every single day from your solar system.
We suggest you only power portions of your home when sizing your battery system. In the event of an outage, only the most critical loads should be working off your battery system. (lights, fridge, outfits, garage door, etc.)