![]() ![]() In addition, off-grid systems make you 100% responsible for your power needs, requiring batteries and a generator to provide backup power in emergencies (and at night). Off-grid systems cost more than grid-tied systems but may be necessary to provide energy 24/7. While this may sound desirable where bringing utility power is cost-prohibitive, it has drawbacks. ![]() ![]() Unlike grid-tie systems, off-grid systems have an higher upfront investment. Any extra energy will be exported to the grid and generate utility credits through the net metering program that is applicable to your state. Most people with access to power lines choose grid-tie systems.ĭuring sunlight hours, your solar panels will power your building first, then charge your battery. If you've been paying an electric bill and then add solar panels to your home or business, you have a grid-tie system. Grid-tie systems connect you to the public utility grid - the entity you pay your electric bills to. The Difference Between Grid-Tie vs Off-Grid From deciding between grid-tie and off-grid to evaluating solar battery types, we will arm you with the knowledge required to make the right buying decision for your home and energy future. You should consider a few things before choosing a solar battery system. Things to Know Before Choosing a Solar Battery Storage System Learn more about the benefits of solar battery backup.
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