Long-duration energy storage

Sacramento utility rolls out its first long-duration grid batteries

The municipal utility is tapping flow batteries from ESS for on-demand clean power. The project, ESS’ biggest, will provide an early test of the tech’s potential.

Julian Spector  . 

Two people in safety vests and hardhats inspect a large white rectangular metal unit with the letters EW displayed in blue
Sacramento's municipal utility takes delivery of multiple Energy Warehouse storage units made by ESS. (ESS)