1. How Much Can a Residential Energy Storage Project Actually Save?

    How Much Can a Residential Energy Storage Project Actually Save?

    It may be surprising to know that the vast majority of California homeowners buying energy storage systems today are not doing so to save money.  In other words, they are not trying to reduce their utility bill or get a return on investment, like they do from a rooftop solar system.  Instead, most storage systems today are being bought and sold based on the promise of back-up power or energy independence from the utility.  The primary reason for this is that the avoided cost opportunity for residential storage today is not very meaningful.  On most residential utility rate schedules, energy storage does not have the ability to significantly reduce the utility bill.  Therefore, it’s not the core value proposition being sold today.

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