Home Batteries Provide 535 MW to CAISO Grid on VPP Test Day
Test Intended to Show Readiness for Hottest Part of Calif. Summer
CAISO net load with and without home batteries supplying power to the grid. | Brattle Group
Aug 5, 2025
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An aggregation of more than 100,000 residential batteries provided an average 535 MW of support to California’s electricity grid during a test to prepare for the hot summer period ahead.
