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Are residential energy storage systems valuable?

With each passing year, US households install more residential energy-storage systems as storage prices fall and the value increases. These systems could be surprisingly valuable to local grid operators.

Is residential energy storage outpacing expectations?

The rapid growth of residential energy storage is outpacing expectations. While larger batteries are also critical segments of the energy-storage market, household systems will likely become important assets sooner than many expect.

Can residential energy storage be integrated?

The more residential energy-storage resources there are on the grid, the more valuable grid integration may become. So several states are experimenting with grid-integration programs targeted at residential energy storage. Annual installations of residential energy-storage capacity could exceed 2,900 MWh by 2023.

Do residential energy storage owners get paid?

Yes, residential energy-storage owners can get paid for feeding power from their batteries to the grid during peak demand periods. Some local utilities have established programs that offer compensation, such as a credit on the utility bill, in exchange for this service.

When could residential energy-storage installations exceed 2,900 MWh?

Annual installations of residential energy-storage capacity could exceed 2,900 MWh by 2023. The more residential energy-storage resources there are on the grid, the more valuable grid integration may become.

How can a residential energy-storage network operator support the grid?

Residential energy-storage network operators must ensure that customers use their batteries to support the grid and prove to local utilities that these behind-the-meter systems are reliable and dispatchable at a moment's notice when the grid needs support.