Solar Electric - Grid Tied Versus Off Grid


What are the advantages of a grid-tied system?

  1. You do not have to purchase batteries which are expensive and have to be replaced from time to time. See

What are the disadvantages of a grid-tied system?

  1. Your solar panels do not provide electricity when there is a power outage, unless you purchase additional equipment
  2. You have to get approval from the power / utility company, and from city government

When will the utility company actually write me a check?

I don't know this yet.

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